Our service revenue growth rate depends significantly on the growth of our customer base, the expansion of our service bundle offerings, the mix of our product revenue, pricing actions, the expansion and introduction of new service offerings, the attach rate of service contracts to new product sales, and the renewal of service contracts by our existing customers.
Our service revenue growth rate depends significantly on the growth of our customer base, the expansion of our service bundle offerings, the mix of our product sales, pricing actions, the expansion and introduction of new service offerings, the attach rate of service contracts to new product sales, and the renewal of service contracts by our existing customers.
During the normal course of business, in order to manage manufacturing lead times and help ensure adequate component supply, we enter into agreements with contract manufacturers and suppliers that allow them to procure inventory based upon criteria as defined by us or establish the parameters defining our requirements.
During the normal course of business, in order to manage manufacturing lead times and help ensure adequate component supply, we enter into agreements with contract manufacturers and suppliers that allow them to procure inventory based upon criteria as defined by us or that establish the parameters defining our requirements.
At the core is FortiAnalyzer, which serves as the central SOC platform with its unified data lake that provides built-in SIEM, SOAR, XDR and threat intelligence, enabling centralized visibility, analytics and automation with complete control. FortiSIEM delivers robust security information and event management for more advanced SOC requirements, while FortiSOAR enables automated orchestration and playbook-driven response.
At the core is FortiAnalyzer, which serves as the central SOC platform with its unified data lake that provides: built-in SIEM, SOAR, XDR and threat intelligence, enabling centralized visibility, analytics and automation with complete control. FortiSIEM delivers security information and event management for more advanced SOC requirements, while FortiSOAR enables automated orchestration and playbook-driven response.
Our effective tax rate differs from the U.S. statutory rate primarily due to foreign income subject to different tax rates than in the U.S., federal research and development tax credit, state income taxes, withholding taxes, excess tax benefits related to stock-based compensation expense and the tax impacts of the foreign-derived intangible income (“FDII”) deduction. Loss from equity method investments.
Our effective tax rate differs from the U.S. statutory rate primarily due to foreign income subject to different tax rates than in the U.S., federal research and development tax credit, state income taxes, withholding taxes, excess tax benefits related to stock-based compensation expense and the tax impacts of the foreign-derived intangible income (“FDII”) deduction. Gain (loss) from equity method investments.
Financing Activities The changes in cash flows from financing activities primarily relate to repurchase and retirement of common stock, and taxes paid related to net share settlement of equity awards, net of proceeds from the issuance of common stock under our Amended and Restated 2009 Equity Incentive Plan (the “2009 EIP”).
Financing Activities The changes in cash flows from financing activities primarily relate to repurchase and retirement of common stock, and taxes paid related to net share settlement of equity awards, net of proceeds from the issuance of common stock under the Amended and Restated 2009 Equity Incentive Plan (the “2009 EIP”).
We expect proceeds from the exercise of stock options in future years to continue to be impacted by the increased mix of restricted stock units and performance stock units versus stock options granted to our employees and to vary based on our share price.
We expect proceeds from the exercise of stock options in future years to continue to be impacted by the increased mix of restricted stock units and performance stock units versus stock options granted to our employees and to vary based on our stock price.
The excess of the purchase price over the fair values of these identifiable assets and liabilities is recorded as goodwill. The excess of the fair values of the net assets acquired over the net purchase consideration is recorded as a gain on bargain purchase within other income, net on the consolidated statements of income.
The excess of the purchase price over the fair values of these identifiable assets and liabilities is recorded as goodwill. The excess of the fair values of the net assets acquired over the net purchase consideration is recorded as a gain on bargain purchase within other income (expense) —net on the consolidated statements of income.
During 2024, 2023 and 2022, we did not have any relationships with unconsolidated organizations or financial partnerships, such as structured finance or special purpose entities that would have been established for the purpose of facilitating off-balance sheet arrangements or other contractually narrow or limited purposes. Operating Activities Cash generated by operating activities is our primary source of liquidity.
During 2025, 2024 and 2023, we did not have any relationships with unconsolidated organizations or financial partnerships, such as structured finance or special purpose entities that would have been established for the purpose of facilitating off-balance sheet arrangements or other contractually narrow or limited purposes. Operating Activities Cash generated by operating activities is our primary source of liquidity.
We have elected to account for the tax effect of the Global Intangible Low-Taxed Income (“GILTI”) as a current period expense. 63 Table of Contents Results of Operations The following tables set forth our results of operations for the periods presented and as a percentage of our total revenue for those periods.
We have elected to account for the tax effect of the Global Intangible Low-Taxed Income (“GILTI”) as a current period expense. 65 Table of Contents Results of Operations The following tables set forth our results of operations for the periods presented and as a percentage of our total revenue for those periods.
As of December 31, 2024, our end-customers were located in over 100 countries and included enterprises across a wide variety of market verticals, including financial services, retail, healthcare and operational technology market verticals, communication and security service providers, and government organizations.
As of December 31, 2025, our end-customers were located in over 100 countries and included enterprises across a wide variety of market verticals, including financial services, retail, healthcare and operational technology market verticals, communication and security service providers, and government organizations.
Personnel costs are the most significant component of operating expenses and consist primarily of salaries, benefits, bonuses, sales commissions and stock-based compensation. We expect personnel costs to continue to increase in absolute dollars as we expand our workforce. • Research and development . Research and development expense consists primarily of personnel costs.
Personnel costs are the most significant component of operating expenses and consist primarily of salaries, benefits, bonuses, sales commissions and stock-based compensation. We expect personnel costs to continue to increase in absolute dollars as we expand our workforce. • Research and development . Research and development expenses consist primarily of personnel costs.
Historically, our interest-bearing investments include corporate debt securities, certificates of deposit and term deposits, commercial paper, money market funds, U.S. government and agency securities and municipal bonds. Interest expense. Interest expense consists of interest expense due to the senior notes and other miscellaneous interest expense. Other income (expense) — net .
Historically, our interest-bearing investments include corporate debt securities, certificates of deposit and term deposits, commercial paper, money market funds and U.S. government and agency securities. Interest expense. Interest expense consists of interest expense due to the senior notes and other miscellaneous interest expense. Other income (expense) — net .
We accrue for a loss contingency if a loss is probable and the amount of the loss can be reasonably estimated. These accruals are generally based on a range of possible outcomes that require significant judgement. Estimates can change as individual claims develop.
We accrue for a loss contingency if a loss is probable and the amount of the loss can be reasonably estimated. These accruals are generally based on a range of possible outcomes that require significant judgment. Estimates can change as individual claims develop.
This solution set also includes FortiEDR, FortiXDR, FortiNDR, FortiSandbox, FortiDeceptor, FortiDLP and FortiRecon, helping organizations achieve defense in depth, ensuring attackers face multiple layers of detection and mitigation across endpoints, networks, and applications. To bolster their security posture, organizations contending with staff shortages can tap into FortiGuard services, including SOCaaS, MDR, Security Posture Assessment and Incident Response.
This solution set also includes FortiEndpoint, FortiNDR, FortiSandbox, FortiDeceptor, FortiDLP and FortiRecon, helping organizations achieve defense in depth, ensuring attackers face multiple layers of detection and mitigation across endpoints, networks, and applications. To bolster their security posture, organizations contending with staff shortages can tap into FortiGuard services, including SOCaaS, MDR, Security Posture Assessment and Incident Response.
The extent of the impact of economic conditions on our operational and financial performance will depend on ongoing developments, including those discussed above and others identified in Part I, Item 1A “Risk Factors” in this Form 10-K.
The extent of the impact of such conditions on our operational and financial performance will depend on ongoing developments, including those discussed above and others identified in Part I, Item 1A “Risk Factors” in this Form 10-K.
These statements include, among other things, statements concerning our expectations regarding: • continued growth and market share gains; • variability in sales in certain product and service categories from year to year and between quarters; • expected impact of sales from certain products and services; • increasing or decreasing inflation or stagflation, and changing interest rates in many geographies and changes in currency exchange rates and currency regulations; • competition in our markets; • macroeconomic, geopolitical factors and other disruption on our manufacturing or sales, including the transition in administrations, tariffs or other trade disruptions, public health issues, wars, natural disasters and economic growth; • government regulation, tariffs and other policies; • drivers of long-term growth and operating leverage, such as pricing of our products and services, sales productivity, pipeline and capacity, functionality, value and technology improvements in our service offerings; • growing our solution sales through channel partners to businesses, service providers and government organizations, our ability to execute these sales and the complexity of providing solutions to all segments (including the increased competition and unpredictability of timing associated with sales to larger enterprises), the impact of sales to these organizations on our long-term growth, expansion and operating results, and the effectiveness of our sales organization; • our ability to successfully anticipate market changes, including those related to cloud-based solutions and to sell, support and meet service level agreements related to cloud-based solutions; • growth expectations for the secure networking market; • supply chain constraints, component availability and other factors affecting our manufacturing capacity, delivery, cost and inventory management; • forecasts of future demand and targeted inventory levels, including changing market drivers and demands; • the effect of backlog from current or prior quarters, including its effect on growth of in-quarter billings and revenue; • our ability to hire properly qualified and effective sales, support and engineering employees; • risks and expectations related to acquisitions and equity interests in private and public companies, including integration issues related to go-to-market plans, product plans, employees of such companies, controls and processes and the acquired technology, and risks of negative impact by such acquisitions and equity investments on our financial results; • trends in revenue, cost of revenue and gross margin, including expectations regarding product revenue, service revenue and inventory related charges; • trends in our operating expense, including sales and marketing expense, research and development expense, general and administrative expense, and expectations regarding these expenses; 53 Table of Contents • expected impact of plans and strategy for the acceleration of our data center footprint and our points of presence deployment; • expectations that our operating expense will increase year over year in absolute dollars during 2025; • expectations that proceeds from the exercise of stock options in future years will be adversely impacted by the increased mix of restricted stock units and performance stock units versus stock options granted or a decline in our stock price; • uncertain tax benefits and our effective domestic and global tax rates, the impact of interpretations of or changes to tax law, and the timing of tax payments; • expectations regarding spending related to real estate assets, acquisitions and development, including data centers and points of presence, office building and warehouse investments, as well as other capital expenditures and to the impact on free cash flow and expenses; • estimates of a range of 2025 spending on capital expenditures; • expansions and other changes to our real property holdings and development; • expected outcomes and liabilities in litigation; • our intentions regarding share repurchases and the sufficiency of our existing cash, cash equivalents and investments to meet our cash needs, including our debt servicing requirements, for at least the next 12 months; • other statements regarding our future operations, financial condition and prospects and business strategies; and • adoption and impact of new accounting standards.
These statements include, among other things, statements concerning our expectations regarding: • continued growth and market share gains; • variability in sales in certain product and service categories from year to year and between quarters; • expected impact of sales from certain products and services; • increasing or decreasing inflation or stagflation, and changing interest rates in many geographies and changes in currency exchange rates and currency regulations; • competition in our markets; • macroeconomic, geopolitical factors and other disruption on our manufacturing or sales, including tariffs or other trade disruptions, public health issues, wars, natural disasters and economic growth; • government regulation and other policies; • drivers of long-term growth and operating leverage, such as pricing of our products and services, sales productivity, pipeline and capacity, functionality, value and technology improvements in our product and service offerings; • growing our solution sales through channel partners to businesses, service providers and government organizations, our ability to execute these sales and the complexity of providing solutions to all segments (including the increased competition and unpredictability of timing associated with sales to larger enterprises), the impact of sales to these organizations on our long-term growth, expansion and operating results, and the effectiveness of our sales organization; • our ability to successfully anticipate market changes, including those related to cloud-based and AI solutions and to sell, support and meet service level agreements related to cloud-based solutions; • growth expectations for the secure networking market; • supply chain constraints, component availability and other factors affecting our manufacturing capacity, delivery, cost and inventory management; • forecasts of future demand and targeted inventory levels, including changing market drivers and demands; • the effect of backlog from current or prior quarters, including its effect on growth of in-quarter billings and revenue; • our ability to hire properly qualified and effective sales, support and engineering employees; • risks and expectations related to acquisitions and equity interests in private and public companies, including integration issues related to go-to-market plans, product plans, employees of such companies, controls and processes and the acquired technology, and risks of negative impact by such acquisitions and equity investments on our financial results; • trends in revenue, cost of revenue and gross margin, including product revenue, service revenue and inventory related charges; • trends in our operating expenses, including sales and marketing expenses, research and development expenses, general and administrative expenses; 55 Table of Contents • expected impact of plans and strategy for the acceleration of our data center footprint and our PoP deployment; • our gross margins and operating expenses for 2026; • expectations that proceeds from the exercise of stock options in future years will be adversely impacted by the increased mix of restricted stock units and performance stock units versus stock options granted or a decline in our stock price; • uncertain tax benefits and our effective domestic and global tax rates, the impact of interpretations of or changes to tax law, and the timing of tax payments; • spending related to real estate assets, acquisitions and development, including data centers and points of presence, office building and warehouse investments, as well as other capital expenditures and to the impact on free cash flow and expenses; • estimates of a range of 2026 spending on capital expenditures; • expansions, development, improvements, operating, subleasing and other real property holdings activities; • expected outcomes and liabilities in litigation; • our intentions regarding share repurchases and the sufficiency of our existing cash, cash equivalents and investments to meet our cash needs, including our debt servicing requirements, for at least the next 12 months; • other statements regarding our future operations, financial condition and prospects and business strategies; and • adoption and impact of new accounting standards.
In addition, it is important to note that other companies, including companies in our industry, may not use free cash flow, may calculate free cash flow in a different manner than we do or may use other financial measures to evaluate their performance, all of which could reduce the usefulness of free cash flow as a comparative measure.
In addition, it is important to note that other companies, including companies in our industry, may not use free cash flow, may calculate free cash flow in a different manner than we do or may use other financial measures to evaluate their 61 Table of Contents performance, all of which could reduce the usefulness of free cash flow as a comparative measure.
Product revenue is primarily generated from sales of our physical and virtual machine appliances. The majority of our product revenue continues to be generated by our secure networking product lines. Product revenue also includes revenue from sales of unified SASE and SecOps software technologies.
Product revenue is primarily generated from sales of our physical and virtual machine appliances. The majority of our product revenue continues to be generated by our secure networking product lines. Product revenue also includes revenue from sales of unified SASE and SecOps.
Global technical support is offered 24x7 with flexible add-ons, including enhanced SLAs and priority hardware replacement through in-country and local depots. Organizations have the flexibility to procure different levels of service for different devices based on their availability needs. We offer three per-device support options tailored to the needs of our enterprise customers: FortiCare Elite, FortiCare Premium and FortiCare Essential.
Global technical support is offered 24x7 with flexible add-ons, including enhanced SLAs and priority hardware replacement through in-country and local depots. Organizations have the flexibility to procure different levels of service for different solutions based on their availability needs. We offer three support options tailored to the needs of our enterprise customers: FortiCare Elite, FortiCare Premium and FortiCare Essential.
We intend to hire additional personnel focused on sales and marketing and expand our sales and marketing efforts worldwide in order to capture market share. • General and administrative . General and administrative expense consists of personnel costs, as well as professional fees, depreciation of property and equipment and internal-use software and facility-related expenses.
We intend to hire additional personnel focused on sales and marketing and expand our sales and marketing efforts worldwide in order to capture market share. • General and administrative . General and administrative expenses consist of personnel costs, as well as professional fees, depreciation of property and equipment and internal-use software and facility-related expenses.
We determine revenue recognition through the following steps: • identification of a contract or contracts with a customer; • identification of the performance obligations in a contract, including evaluation of performance obligations as to being distinct goods or services in a contract; • determination of a transaction price; 61 Table of Contents • allocation of a transaction price to the performance obligations in a contract; and • recognition of revenue when, or as, we satisfy a performance obligation.
We determine revenue recognition through the following steps: • identification of a contract or contracts with a customer; • identification of the performance obligations in a contract, including evaluation of performance obligations as to being distinct goods or services in a contract; • determination of a transaction price; • allocation of a transaction price to the performance obligations in a contract; and • recognition of revenue when, or as, we satisfy a performance obligation.
FortiGuard Labs is our cybersecurity threat intelligence and research organization comprised of experienced threat hunters, researchers, analysts, engineers and data scientists who develop and utilize machine learning and AI technologies to provide timely protection updates and actionable threat intelligence for the benefit of our customers.
FortiGuard Labs is our cybersecurity threat intelligence and research organization comprised of experienced threat hunters, researchers, analysts, engineers and data scientists who develop and utilize ML and AI technologies to provide timely protection updates and actionable threat intelligence for the benefit of our customers.
The portfolio consists of FortiGuard application security services, content security services, device security services, NOC/SOC security services and web security services. FortiCare Technical Support Service is a per-device technical support service, which provides customers access to experts to ensure efficient and effective operations and maintenance of their Fortinet capabilities.
The portfolio consists of FortiGuard application security services, content security services, device security services, NOC/SOC security services and web security services. FortiCare Technical Support Service is a technical support service, which provides customers access to experts to ensure efficient and effective operations and maintenance of their Fortinet solution.
Our Secure Connectivity solution includes FortiSwitch secure ethernet switches, FortiAP wireless local area network access points and FortiExtender 5G connectivity gateways. • Unified Secure Access Service Edge (SASE) —As applications move to the cloud and hybrid workforce is now the norm, enabling secure access for users with zero trust framework becomes important.
Our Secure Connectivity solution includes FortiSwitch secure ethernet switches, FortiAP wireless local area network access points and FortiExtender 5G connectivity gateways and NAC for securing IoT devices. • Unified Secure Access Service Edge (SASE) —As applications move to the cloud and hybrid workforce is now the norm, enabling secure access for users with zero trust framework becomes important.
We define billings as revenue recognized in accordance with generally accepted accounting principles in the United States (“GAAP”) plus the change in deferred revenue from the beginning to the end of the period less any deferred revenue balances acquired from business combination(s) during the period.
We define billings as revenue recognized in accordance with generally accepted accounting principles in the United States (“GAAP”) plus the change in deferred revenue from the beginning to the end of the period less any deferred revenue balances acquired from business combinations during the period.
In general, deferred tax assets 62 Table of Contents represent future tax benefits to be received when certain expenses previously recognized in our consolidated statements of income become deductible expenses under applicable income tax laws, or loss or credit carryforwards are utilized.
In general, deferred tax assets represent future tax benefits to be received when certain expenses previously recognized in our consolidated statements of income become deductible expenses under applicable income tax laws, or loss or credit carryforwards are utilized.
Other income (expense)—net consists primarily of foreign exchange gains and losses related to foreign currency remeasurement, gains or losses due to the changes in fair value of our marketable equity securities, realized gains and losses of available-for-sale investments, net rental income from real estate, as well as the gain on the sale or the impairment of investments in privately held companies without readily determinable fair values, which are not accounted for under the equity method.
Other income (expense)—net consists primarily of gains on bargain purchases, foreign exchange gains and losses related to foreign currency remeasurement, gains or losses due to the changes in fair value of our marketable equity securities, realized gains and losses of available-for-sale investments, net rental income from real estate, as well as the gains or losses on the sale or the impairments of investments in privately held companies without readily determinable fair values, which are not accounted for under the equity method.
The increase was primarily due to the recognition of revenue from our growing deferred revenue balance related to FortiGuard and other security subscriptions delivered to on-premise and cloud-based environments and growth in SaaS solutions, including unified SASE and SecOps. Of the service revenue recognized in 2024, 70% was included in the deferred revenue balance as of December 31, 2023.
The increase was primarily due to the recognition of revenue from our growing deferred revenue balance related to FortiGuard and other security subscriptions delivered to on-premise and cloud-based environments and growth in SaaS solutions, including unified SASE and SecOps. Of the service revenue recognized in 2025, 71% was included in the deferred revenue balance as of December 31, 2024.
We believe free cash flow to be a liquidity measure that provides useful information to management and investors about the amount of cash generated by the business that, after capital expenditures, can be used for strategic opportunities, including repurchasing outstanding common stock, investing in our business, making strategic acquisitions and strengthening the balance sheet.
We believe free cash flow to be a liquidity measure that provides useful information to management and investors about the amount of cash generated by the business that, after capital expenditures and net of proceeds from IP matters, can be used for strategic opportunities, including repurchasing outstanding common stock, investing in our business, making strategic acquisitions and strengthening the balance sheet.
Additional sales and marketing expenses include product marketing, public relations, field marketing and events and channel marketing programs (e.g., partner cooperative marketing arrangements), as well as travel, depreciation of property and equipment and facility-related 60 Table of Contents expenses.
Additional sales and marketing expenses include product marketing, public relations, field marketing and events and channel marketing programs (e.g., partner cooperative marketing arrangements), as well as travel, depreciation of property and equipment and facility-related expenses.
The provision for income taxes for 2024 w as comprised primarily of a $454.6 million tax expense related to U.S. federal and state income taxes, other foreign income taxes, foreign withholding taxes and unrecognized tax benefits.
The provision for income taxes for 2024 was comprised primarily of a $454.6 million tax expense related to U.S. federal and state income taxes, other foreign income taxes, foreign withholding taxes and unrecognized tax benefits.
Worsening economic conditions, including inflation, changing interest rates, tariffs and other trade disruptions, slower growth, any recession, fluctuations in foreign exchange rates and other changes in economic conditions, may result in decreased sales productivity and 57 Table of Contents growth and adversely affect our results of operations and financial performance.
Worsening economic conditions, including tariffs, inflation, changing interest rates and other trade disruptions, slower growth, any recession, fluctuations in foreign exchange rates and other changes in economic conditions, may result in decreased sales productivity, lower growth and adversely affect our results of operations and financial performance.
We have seen certain impacts on our business, results of operations, financial condition, cash flows, liquidity and capital and financial resources such as longer sales cycles, delayed purchases and increased commitments with certain suppliers and increased inventory and inventory purchase commitment reserves.
We have seen, and could continue to see, certain impacts on our business, results of operations, financial condition, cash flows, liquidity and capital and financial resources such as longer sales cycles, delayed purchases and increased commitments with certain suppliers and increased inventory and inventory purchase commitment reserves.
We expect to continue to increase our data centers, PoPs, office and warehouse capacity to support growth and the expansion of existing services or introduction of new services. As we purchase new properties, we will work to incorporate these properties into the environmental goals we have established.
We expect to continue to increase our data center, PoP, office and warehouse capacity to support growth and the expansion of existing services or introduction of new services. As we purchase new properties, we will work to incorporate these properties into the environmental goals we have established.
Additional increases in billings may depend on a number of factors, including demand for and availability of our products and services, competition, pricing actions, market or industry changes, macroeconomic events such as rising inflation and changing interest rates, economic strength, supply chain capacity and disruptions, tariffs and other trade restrictions, international conflicts, including the war in Ukraine, an increase in installment billing, and our ability to execute.
Additional increases in billings may depend on a number of factors, including demand for and availability of our products and services, competition, pricing actions, market or industry changes, macroeconomic events such as rising inflation and changing interest rates, economic strength, supply chain capacity and disruptions, tariffs and other trade restrictions, international conflicts, including the war in Ukraine, tensions between China and Taiwan or conflicts in the Middle East, an increase in installment billings, and our ability to execute.
Loss from equity method investments consists of our proportionate share of the investees’ net loss, the amortization of any basis differences, as well as any other-than-temporary impairment (“OTTI”) when events or circumstances suggest that the carrying amount of the investment may be impaired.
Gain (loss) from equity method investments consists of gain related to our acquisition of the investee, our proportionate share of the investees’ net loss, the amortization of any basis differences, as well as any other-than-temporary impairment (“OTTI”) when events or circumstances suggest that the carrying amount of the investment may be impaired.
We are one of the few vendors to deliver consistent convergence and AI-powered security across Secure SD-WAN and SSE to enable a single-vendor SASE framework with a cloud-centric architecture powered by FortiOS. Our global and scalable cloud network includes 150+ points of presence to deliver the seamless secure access experience.
We are one of the few vendors to deliver consistent convergence and AI-powered security across Secure SD-WAN and SSE to enable a single-vendor SASE framework with a cloud-centric architecture powered by FortiOS. Our global and scalable cloud network includes over 190 PoPs to deliver a seamless secure access experience.
Given the dynamic nature of these circumstances, the full impact of worsening economic conditions on our business and operations, results of operations, financial condition, cash flows, liquidity and capital and financial resources cannot be reasonably estimated at this time.
Given the dynamic nature of these circumstances, the full impact of worsening economic, geopolitical and supply chain developments on our business and operations, results of operations, financial condition, cash flows, liquidity and capital and financial resources cannot be reasonably estimated at this time.
A reconciliation of revenue, the most directly comparable financial measure calculated and presented in accordance with GAAP, to billings is provided below: Year Ended December 31, 2024 2023 2022 (in millions) Billings: Revenue $ 5,955.8 $ 5,304.8 $ 4,417.4 Add: Change in deferred revenue 625.9 1,094.7 1,187.4 Less: Deferred revenue balance acquired in business combinations (49.2) — (10.8) Total billings (non-GAAP) $ 6,532.5 $ 6,399.5 $ 5,594.0 Free cash flow (non-GAAP).
A reconciliation of revenue, the most directly comparable financial measure calculated and presented in accordance with GAAP, to billings is provided below: Year Ended December 31, 2025 2024 2023 (in millions) Billings: Revenue $ 6,799.6 $ 5,955.8 $ 5,304.8 Add: Change in deferred revenue 754.9 625.9 1,094.7 Less: Deferred revenue balance acquired in business combinations (0.8) (49.2) — Total billings (non-GAAP) $ 7,553.7 $ 6,532.5 $ 6,399.5 Free cash flow (non-GAAP).
As of December 31, 2024, approximately two-thirds of our engineers worked on software development while the remainder worked on hardware development. • Sales and marketing . Sales and marketing expense is the largest component of our operating expenses and primarily consists of personnel costs.
As of December 31, 2025, approximately two-thirds of our engineers worked on software development while the remainder worked on hardware development. • Sales and marketing . Sales and marketing expenses are the largest component of our operating expenses and primarily consists of personnel costs.
In the long term, our ability to support our requirements and plans for cash, including our working capital and capital expenditure requirements will depend on many factors, including our growth rate; the timing and amount of our share repurchases and debt retirement; the expansion of sales and marketing activities, pricing actions, the introduction of new and enhanced products and services offerings; the continuing market acceptance of our products; the timing and extent of spending to support development efforts; our investments in purchasing, developing or leasing real estate; cash paid for taxes and macroeconomic impacts such as rising inflation and changing interest rates; and the war in Ukraine.
In the long term, our ability to support our requirements and plans for cash, including our working capital and capital expenditure requirements will depend on many factors, including our growth rate, the timing and amount of our share repurchases and debt retirement, the expansion of sales and marketing activities, pricing actions, the introduction of new and enhanced products and services offerings, the continuing market acceptance of our products, the timing and extent of spending to support development efforts, our investments in purchasing, developing or leasing real estate, cash paid for taxes and macroeconomic impacts such as rising inflation and changing interest rates, changes in tariffs and other trade restrictions, impacts of international conflicts, including the war in Ukraine, tensions between China and Taiwan or conflicts in the Middle East.
Management accounts for this limitation by providing information about our capital expenditures and other investing and financing activities on the consolidated statements of cash flows and under “—Liquidity and Capital Resources” and by presenting cash flows from investing and financing activities in our reconciliation of free cash flow.
Management accounts for this limitation by providing information about our proceeds from IP matters, our capital expenditures and other investing and financing activities on the consolidated statements of cash flows and under “Liquidity and Capital Resources” and by presenting cash flows from investing and financing activities in our reconciliation of free cash flow.
Our competitive differentiation lies in our core technologies, which together provide performance, security, flexibility and integration across diverse environments. • FortiOS —FortiOS enables the convergence of security and networking to enforce consistent security policies across form factors and edges.
Our competitive differentiation lies in our core technologies, which together provide performance, security, flexibility and integration across diverse environments. • FortiOS —Our unified operating system enables the convergence of networking and AI-powered security to enforce consistent policies across all form factors and edges.
It is primarily comprised of net income, as adjusted for non-cash items and changes in operating assets and liabilities. Non-cash adjustments consist primarily of amortization of deferred contract costs, stock-based compensation and depreciation and amortization. Changes in operating assets and liabilities consist primarily of changes in deferred revenue, deferred contract costs, accrued liabilities, deferred tax assets, inventory and accounts receivable—net.
It is primarily comprised of net income, as adjusted for non-cash items and changes in operating assets and liabilities. Non-cash adjustments consist primarily of amortization of deferred contract costs, stock-based compensation and depreciation and amortization.
The Fortinet Unified SASE solution includes a single-vendor SASE solution that includes firewall, SD-WAN, secure web gateway, cloud access services broker, DLP and zero trust network access to deliver flexible secure access for all users.
The Fortinet Unified SASE solution includes a single-vendor SASE solution that includes firewall, SD-WAN, secure web gateway, cloud access services broker, DLP, DEM, RBI and ZTNA to deliver flexible secure access for all users.
A limitation of using free cash flow rather than the GAAP measures of cash provided by or used in operating activities, investing activities, and financing activities is that free cash flow does not represent the total increase or decrease in the cash and cash equivalents balance for the period because it excludes investing activities other than capital expenditures and cash flows from financing activities.
A limitation of using free cash flow rather than the GAAP measures of cash provided by or used in operating activities, investing activities, and financing activities is that free cash flow does not represent the total increase or decrease in the cash and cash equivalents balance for the period because it excludes cash flows from significant non-recurring items, such as proceeds from IP matters, investing activities other than capital expenditures and cash flows from financing activities.
Worsening economic conditions may have a material negative impact on our results in future periods and may negatively impact our billings, revenue and costs, and may decrease growth and profitability.
Worsening economic, geopolitical and supply chain developments may have a material negative impact on our results in future periods and may negatively impact our billings, revenue and costs, and may decrease growth and profitability.
Generally, service revenue and software licenses have higher gross margins compared to hardware products. Overall gross margin in 2025 will be impacted by service and product revenue mix and their respective gross margins. Operating expenses . Our operating expenses consist of research and development, sales and marketing and general and administrative expenses.
Generally, service revenue and software licenses have higher gross margins compared to hardware products. Overall gross margin is impacted by service and product revenue mix and their respective gross margins. 62 Table of Contents Operating expenses . Our operating expenses consist of research and development, sales and marketing and general and administrative expenses.
As of December 31, 2024, our cash, cash equivalents and short-term and long-term investments of $4.07 billion were invested primarily in deposit accounts, commercial paper, corporate debt securities, U.S. government and agency securities, certificates of deposit and term deposits and money market funds.
As of December 31, 2025, our cash, cash equivalents and short-term and long-term investments of $3.92 billion were invested primarily in deposit accounts, commercial paper, corporate debt securities, U.S. government and agency securities, certificates of deposit and term deposits, money market funds and marketable equity securities.
As of December 31, 2024, approximately 79%, 7%, 5%, 3% and 3% of our research and development teams were located in North America, India, Israel, Japan and Taiwan, respectively. We do not own research and development team located in China.
As of December 31, 2025, approximately 78%, 7%, 5%, 3% and 3% of our research and development teams were located in North America, India, Israel, Japan and Taiwan, respectively. We do not have research and development teams located in China.
As of December 31, 2024, we had $101.2 million in other contractual commitments having a remaining term in excess of one year that are non-cancelable.
As of December 31, 2025, we had $118.3 million in other contractual commitments having a remaining term in excess of one year that are non-cancelable.
The provision was partially offset by excess tax benefits of $45.3 million from stock-based compensation expense, a tax benefit of $111.5 million from the FDII deduction, and a tax benefit of $13.9 million from federal research and development tax credits.
The provision was partially offset by excess tax benefits of $60.9 million from stock-based compensation expense, a tax benefit of $84.3 million from the FDII deduction, and a tax benefit of $15.4 million from federal research and development tax credits.
As the foundation of the Fortinet Security Fabric, FortiOS empowers organizations to unify management and analytics for comprehensive network visibility and control at scale.
As the foundational engine of the Fortinet Security Fabric, FortiOS empowers organizations to unify management and analytics, providing network visibility and control at scale.
Business Model We typically sell our security solutions to distributors that sell to networking security focused resellers and to certain service providers and managed security service providers, who, in turn, sell to end-customers or use our products and services to provide hosted solutions to other enterprises.
Business Model We typically sell our security solutions to distributors that sell to networking security focused resellers and to certain service providers and MSSPs, who, in turn, sell to end-customers or use our products and services to provide hosted solutions to other enterprises. At times, we also sell directly to enterprise customers, service providers, systems integrators and large enterprises.
The increase was primarily due to the recognition of service revenue from our growing deferred revenue balance related to FortiGuard and other security subscriptions delivered to on-premise and cloud-based environments and strength in unified SASE and SecOps.
The increase was primarily due to the recognition of service revenue from our growing deferred revenue balance related to FortiGuard and other security subscriptions delivered to on-premise and cloud-based environments and strength in unified SASE and SecOps. We expect our service revenue to continue to grow in 2026. Our billings were diversified on a geographic basis.
A reconciliation of net cash provided by operating activities, the most directly comparable financial measure calculated and presented in accordance with GAAP, to free cash flow is provided below: Year Ended December 31, 2024 2023 2022 (in millions) Free Cash Flow: Net cash provided by operating activities $ 2,258.1 $ 1,935.5 $ 1,730.6 Less: Purchases of property and equipment (378.9) (204.1) (281.2) Free cash flow (non-GAAP) $ 1,879.2 $ 1,731.4 $ 1,449.4 Net cash provided by (used in) investing activities $ (727.4) $ (649.3) $ 763.9 Net cash used in financing activities $ (50.1) $ (1,570.4) $ (2,130.3) 59 Table of Contents Components of Operating Results Revenue.
A reconciliation of net cash provided by operating activities, the most directly comparable financial measure calculated and presented in accordance with GAAP, to free cash flow is provided below: Year Ended December 31, 2025 2024 2023 (in millions) Free Cash Flow: Net cash provided by operating activities $ 2,590.6 $ 2,258.1 $ 1,935.5 Less: Purchases of property and equipment (364.8) (378.9) (204.1) Less: Proceeds from intellectual property matter (14.0) — — Free cash flow (non-GAAP) $ 2,211.8 $ 1,879.2 $ 1,731.4 Net cash used in investing activities $ (599.1) $ (727.4) $ (649.3) Net cash used in financing activities $ (2,371.5) $ (50.1) $ (1,570.4) Components of Operating Results Revenue.
Operating income as a percentage of revenue increased to 30.3% in 2024 compared to 23.4% in 2023.
Operating income as a percentage of revenue increased to 30.7% in 2025 compared to 30.3% in 2024.
During 2024, cash used in financing activities was $50.1 million, primarily driven by $37.8 million used to pay tax withholding, net of proceeds from the issuance of common stock. 71 Table of Contents Recent Accounting Pronouncements Refer to Note 1 of the notes to our consolidated financial statements in Part II, Item 8 of this Annual Report on Form 10-K for a full description of recently adopted accounting pronouncements.
During 2025, cash used in financing activities was $2.37 billion, driven by $2.29 billion used to repurchase shares of our common stock and $81.6 million used to pay tax withholding related to net share settlement of equity awards, net of proceeds from the issuance of common stock. 73 Table of Contents Recent Accounting Pronouncements Refer to Note 1. of the notes to our consolidated financial statements in Part II, Item 8 of this Annual Report on Form 10-K for a full description of recently adopted accounting pronouncements.
Operating expenses as a percentage of revenue decreased approximately 3.0 percentage points in 2024 compared to 2023, mainly because our revenue growth outpaced personnel costs. Headcount increased 4% to 14,138 employees as of December 31, 2024, up from 13,568 as of December 31, 2023.
Operating expenses as a percentage of revenue decreased 0.5 percentage points in 2025 compared to 2024, mainly because our revenue growth outpaced our personnel costs growth. Headcount increased 7% to 15,109 employees as of December 31, 2025, up from 14,138 as of December 31, 2024.
We consider billings to be a useful metric for management and investors because billings drive current and future revenue, which is an important indicator of the health and viability of our business and cash flows. There are a number of limitations related to the use of billings instead of GAAP revenue.
We consider billings to be a useful metric for management and investors because billings drive current and future revenue as well as cash flows. There are a number of limitations related to the use of billings instead of GAAP revenue.
In 2024, we repurchased less than 0.1 million shares of common stock under the Repurchase Program for an aggregate purchase price of $0.6 million. As of December 31, 2024, approximately $2.03 billion remained available for future share repurchases under the Repurchase Program.
In 2025, we repurchased 28.7 million shares of common stock under the Repurchase Program for an aggregate purchase price of $2.29 billion. As of December 31, 2025, approximately $738.6 million remained available for future share repurchases under the Repurchase Program.
In October 2024, our board of directors approved a $1.0 billion increase in the authorized stock repurchase amount under the Repurchase Program and extended the term of the Repurchase Program to February 28, 2026, bringing the aggregate amount authorized to be repurchased to $8.25 billion of our outstanding common stock through February 28, 2026.
In August 2025, our board of directors approved a $1.0 billion increase in the authorized stock repurchase amount under the Repurchase Program and extended the term of the Repurchase Program to February 28, 2027, bringing the aggregate amount authorized for repurchases to $9.25 billion of our outstanding common stock through February 28, 2027.
In 2024, seven countries represented approximately 50% of our billings and the remaining approximately 50% were from over 100 countries that each individually contributed less than 3% of our billings.
In 2025, seven countries represented approximately 50% of our billings and the remaining approximately 50% in the aggregate were from over 100 countries that each individually contributed less than 3% of our billings. Total gross margin remained comparatively flat in 2025 compared to 2024 .
These competitive differentiators allow us to provide CIOs, CISOs, CTOs, and their organizations with an integrated AI-driven cybersecurity platform with over 50 products across three solution pillars. • Secure Networking —Our Secure Networking solutions focus on the convergence of networking and security via FortiOS, our networking and security operating system that is the foundation of our Fortinet Security Fabric platform and supports over 30 functions that can be delivered via a physical, virtual, cloud or SaaS solution.
These competitive differentiators provide networking and security professionals with a cyber security platform comprised of over 50 products across three solution pillars: • Secure Networking —Our Secure Networking solutions focus on the convergence of networking and security via FortiOS, our networking and security operating system that is the foundation of our Fortinet Security Fabric platform and supports a broad range of functions that can be delivered via a physical, virtual, cloud or SaaS solutions.
Provision for income taxes Year Ended December 31, Change % Change 2024 2023 (in millions, except percentages) Provision for income taxes $ 283.9 $ 143.8 $ 140.1 97 % Effective tax rate (%) 14 % 11 % Our provision for income taxes for 2024 reflects an effective tax rate of 14%, compared to an effective tax rate of 11% for 2023.
Provision for income taxes Year Ended December 31, Change % Change 2025 2024 (in millions, except percentages) Provision for income taxes $ 439.1 $ 283.9 $ 155.2 55 % Effective tax rate (%) 19 % 14 % Our provision for income taxes for 2025 reflects an effective tax rate of 19%, compared to an effective tax rate of 14% for 2024.
Cost of service revenue is primarily comprised of personnel costs, replacement cost, data center infrastructure, software and delivery costs, colocation and cloud provider fees, facility-related costs and amortization of intangible assets. Gross margin .
Cost of service revenue is primarily comprised of personnel costs, replacement and repair costs, cloud services costs from owned data centers, colocation providers and cloud service providers, infrastructure depreciation and related operating costs, software and delivery costs, facility-related costs and amortization of intangible assets. Gross margin .
We believe that, of the significant accounting policies described in Note 1 to our consolidated financial statements included in Part II, Item 8 of this Annual Report on Form 10-K, the following accounting policies involve a greater degree of judgment and complexity.
To the extent that there are material differences between these estimates and our actual results, our future financial statements will be affected. 63 Table of Contents We believe that, of the significant accounting policies described in Note 1 to our consolidated financial statements included in Part II, Item 8 of this Annual Report on Form 10-K, the following accounting policies involve a greater degree of judgment and complexity.
Year Ended December 31, 2024 2023 2022 (in millions) Consolidated Statements of Income Data: Revenue: Product $ 1,908.7 $ 1,927.3 $ 1,780.5 Service 4,047.1 3,377.5 2,636.9 Total revenue 5,955.8 5,304.8 4,417.4 Cost of revenue: Product 652.0 763.6 691.3 Service 505.6 473.6 393.6 Total cost of revenue 1,157.6 1,237.2 1,084.9 Gross profit: Product 1,256.7 1,163.7 1,089.2 Service 3,541.5 2,903.9 2,243.3 Total gross profit 4,798.2 4,067.6 3,332.5 Operating expenses: Research and development 716.8 613.8 512.4 Sales and marketing 2,044.8 2,006.0 1,686.1 General and administrative 237.8 211.3 169.0 Gain on intellectual property matter (4.6) (4.6) (4.6) Total operating expenses 2,994.8 2,826.5 2,362.9 Operating income 1,803.4 1,241.1 969.6 Interest income 155.2 119.7 17.4 Interest expense (20.0) (21.0) (18.0) Gain on bargain purchase 106.3 — — Other income (expense)—net 13.6 (6.1) (13.5) Income before income taxes and loss from equity method investments 2,058.5 1,333.7 955.5 Provision for income taxes 283.9 143.8 30.8 Loss from equity method investments (29.4) (42.1) (68.1) Net income including non-controlling interests 1,745.2 1,147.8 856.6 Less: net loss attributable to non-controlling interests, net of tax — — (0.7) Net income attributable to Fortinet, Inc. $ 1,745.2 $ 1,147.8 $ 857.3 64 Table of Contents Year Ended December 31, 2024 2023 2022 (as percentage of revenue) Revenue: Product 32 % 36 % 40 % Service 68 64 60 Total revenue 100 100 100 Cost of revenue: Product 11 14 16 Service 8 9 9 Total cost of revenue 19 23 25 Gross margin: Product 66 60 61 Service 88 86 85 Total gross margin 81 77 75 Operating expenses: Research and development 12 12 12 Sales and marketing 34 38 38 General and administrative 4 4 4 Gain on intellectual property matter — — — Total operating expenses 50 53 53 Operating margin 30 23 22 Interest income 3 2 — Interest expense — — — Gain on bargain purchase 2 — — Other income (expense)—net — — — Income before income taxes and loss from equity method investments 35 25 22 Provision for income taxes 5 3 1 Loss from equity method investments — (1) (2) Net income including non-controlling interests 29 22 19 Less: net loss attributable to non-controlling interests, net of tax — — — Net income attributable to Fortinet, Inc. 29 % 22 % 19 % Percentages have been rounded for presentation purposes and may differ from unrounded results.
Year Ended December 31, 2025 2024 2023 (in millions) Consolidated Statements of Income Data: Revenue: Product $ 2,218.4 $ 1,908.7 $ 1,927.3 Service 4,581.2 4,047.1 3,377.5 Total revenue 6,799.6 5,955.8 5,304.8 Cost of revenue: Product 725.4 652.0 763.6 Service 603.5 505.6 473.6 Total cost of revenue 1,328.9 1,157.6 1,237.2 Gross profit: Product 1,493.0 1,256.7 1,163.7 Service 3,977.7 3,541.5 2,903.9 Total gross profit 5,470.7 4,798.2 4,067.6 Operating expenses: Research and development 815.5 716.8 613.8 Sales and marketing 2,347.5 2,044.8 2,006.0 General and administrative 233.4 237.8 211.3 Gain on intellectual property matters (10.4) (4.6) (4.6) Total operating expenses 3,386.0 2,994.8 2,826.5 Operating income 2,084.7 1,803.4 1,241.1 Interest income 162.3 155.2 119.7 Interest expense (20.1) (20.0) (21.0) Other income (expense)—net 55.3 119.9 (6.1) Income before income taxes and loss from equity method investments 2,282.2 2,058.5 1,333.7 Provision for income taxes 439.1 283.9 143.8 Gain (Loss) from equity method investments 10.3 (29.4) (42.1) Net income $ 1,853.4 $ 1,745.2 $ 1,147.8 66 Table of Contents Year Ended December 31, 2025 2024 2023 (as percentage of revenue) Revenue: Product 33 % 32 % 36 % Service 67 68 64 Total revenue 100 100 100 Cost of revenue: Product 11 11 14 Service 9 8 9 Total cost of revenue 20 19 23 Gross margin: Product 67 66 60 Service 87 88 86 Total gross margin 80 81 77 Operating expenses: Research and development 12 12 12 Sales and marketing 35 34 38 General and administrative 3 4 4 Gain on intellectual property matter — — — Total operating expenses 50 50 53 Operating margin 31 30 23 Interest income 2 3 2 Interest expense — — — Other income (expense)—net 1 2 — Income before income taxes and loss from equity method investments 34 35 25 Provision for income taxes 6 5 3 Gain (Loss) from equity method investments — — (1) Net income 27 % 29 % 22 % Percentages have been rounded for presentation purposes and may differ from unrounded results.
We continued to experience diversification of revenue geographically, and across customer and industry verticals. Revenue from all regions grew, with EMEA contributing the largest portion of the increase on an absolute dollar basis and on a percentage basis. Product revenue remained comparatively flat in 2024 compared to 2023 .
Total revenue increased $843.8 million, or 14%, in 2025 compared to 2024. We continued to experience geographically diversified revenue, as well as diversification across customer and industry verticals. Revenue from all regions grew, with EMEA contributing the largest portion of the increase on an absolute dollar basis and on a percentage basis.
Operating expenses Year Ended December 31, Change % Change 2024 2023 Amount % of Revenue Amount % of Revenue (in millions, except percentages) Operating expenses: Research and development $ 716.8 12 % $ 613.8 12 % $ 103.0 17 % Sales and marketing 2,044.8 34 2,006.0 38 38.8 2 General and administrative 237.8 4 211.3 4 26.5 13 Gain on intellectual property matter (4.6) — (4.6) — — — Total operating expenses $ 2,994.8 50 % $ 2,826.5 53 % $ 168.3 6 % Research and development Research and development expense increased $103.0 million, or 17%, in 2024 compared to 2023, primarily due to an increase o f $81.8 million in personnel-related costs as a result of increased headcount and compensation rates to support the development of new products and continued enhancements to our existing products.
Operating expenses Year Ended December 31, Change % Change 2025 2024 Amount % of Revenue Amount % of Revenue (in millions, except percentages) Operating expenses: Research and development $ 815.5 12 % $ 716.8 12 % $ 98.7 14 % Sales and marketing 2,347.5 35 2,044.8 34 302.7 15 General and administrative 233.4 3 237.8 4 (4.4) (2) Gain on intellectual property matters (10.4) — (4.6) — (5.8) 126 Total operating expenses $ 3,386.0 50 % $ 2,994.8 50 % $ 391.2 13 % Research and development Research and development expenses increased $98.7 million, or 14%, in 2025 compared to 2024, primarily due to an increase o f $71.8 million in personnel-related costs as a result of increased headcount and compensation rates to support the development of new products and continued enhancements to our existing products and the impact of the recent acquisitions.
First, billings include amounts that have not yet been recognized as revenue and are impacted by the term of security and support agreements. Second, we may calculate billings in a manner that is different from peer companies that report similar financial measures.
First, billings are impacted by the term of security subscription and support agreements and do not provide an indication as to the timing of revenue being recognized from these service contracts. Second, we may calculate billings in a manner that is different from peer companies that report similar financial measures.
The increase in our operating margin primarily benefits from 3.9 percentage points increase in gross margin and 3.5 percentage points decrease in sales and marketing expense as a percentage of revenue, partially offset by 0.5 percentage points increase in research and development expense as percentage of revenue.
The increase in our operating margin primarily benefits from 0.6 percentage points decrease in general and administrative expenses as a percentage of revenue, partially offset by 0.2 percentage points increase in sales and marketing expenses as a percentage of revenue and 0.1 percentage points decrease in gross margin.
Our end-customers are located in over 100 countries and include small, medium and large enterprises and government organizations across a wide range of industries, including financial services, government, healthcare, manufacturing, retail, technology and telecommunications.
We also sell our software licenses and cloud delivered services via different cloud service provider platforms, both directly and through our channel partners. Our end-customers are located in over 100 countries and include small, medium and large enterprises and government organizations across a wide range of industries, including financial services, government, healthcare, manufacturing, retail, technology and telecommunications.
Liquidity and Capital Resources As of December 31, 2024 2023 2022 (in millions) Cash and cash equivalents $ 2,875.9 $ 1,397.9 $ 1,682.9 Short-term and long-term investments 1,126.4 1,021.5 548.1 Marketable equity securities 64.2 21.0 25.5 Total cash, cash equivalents, investments and marketable equity securities $ 4,066.5 $ 2,440.4 $ 2,256.5 Working capital $ 1,910.8 $ 709.3 $ 732.0 Year Ended December 31, 2024 2023 2022 (in millions) Net cash provided by operating activities $ 2,258.1 $ 1,935.5 $ 1,730.6 Net cash provided by (used in) investing activities (727.4) (649.3) 763.9 Net cash used in financing activities (50.1) (1,570.4) (2,130.3) Effect of exchange rate changes on cash and cash equivalents (2.6) (0.8) (0.4) Net increase (decrease) in cash and cash equivalents $ 1,478.0 $ (285.0) $ 363.8 Liquidity and capital resources are primarily impacted by our operating activities, as well as real estate purchases, other capital expenditures, and business acquisitions, payment of taxes in connection with the net settlement of equity awards and proceeds from the issuance of common stock and investment grade debt and repurchases of our common stock. 69 Table of Contents In recent years, we have received significant capital resources from our billings to customers, issuance of investment grade debt and, to some extent, from the exercise of stock options by our employees.
Liquidity and Capital Resources As of December 31, 2025 2024 2023 (in millions) Cash and cash equivalents $ 2,495.3 $ 2,875.9 $ 1,397.9 Short-term investments 1,087.2 1,190.6 1,042.5 Long-term investments 339.7 — — Total cash, cash equivalents and investments $ 3,922.2 $ 4,066.5 $ 2,440.4 Working capital $ 866.2 $ 1,910.8 $ 709.3 Year Ended December 31, 2025 2024 2023 (in millions) Net cash provided by operating activities $ 2,590.6 $ 2,258.1 $ 1,935.5 Net cash used in investing activities (599.1) (727.4) (649.3) Net cash used in financing activities (2,371.5) (50.1) (1,570.4) Effect of exchange rate changes on cash and cash equivalents (0.6) (2.6) (0.8) Net increase (decrease) in cash and cash equivalents $ (380.6) $ 1,478.0 $ (285.0) 71 Table of Contents Liquidity and capital resources are primarily impacted by our operating activities, as well as repurchases of our common stock, real estate purchases and other capital expenditures, investment grade debt balance, payments of taxes in connection with the net settlement of equity awards, proceeds from the issuance of common stock and business combinations.
In addition, we purchase components of our inventory from certain suppliers and use several independent contract manufacturers to provide manufacturing services for our products.
We estimate 2026 capital expenditures to be between approximately $350 million and $450 million. We purchase components of our inventory from certain suppliers and use several independent contract manufacturers to provide manufacturing services for our products.
An end-customer deployment may involve as few as one or as many as thousands of secure networking, unified SASE and security operations technology products or users, depending on the end-customer’s size and security requirements.
An end-customer deployment may involve as few as one or as many as thousands of secure networking, unified SASE and security operations technology products or users, depending on the end-customer’s size and security requirements. Our customers purchase our hardware products, software licenses, SaaS subscriptions and cloud-delivered solutions, including our FortiGuard security subscriptions and FortiCare technical support services.
As a global company headquartered in Sunnyvale, California, our research and development is centered in the United States and Canada with a global footprint of support and centers of excellence around the world.
As a global company headquartered in Sunnyvale, California, our research and development is centered in the United States and Canada with a global footprint of support and centers of excellence around the world. As of December 31, 2025, we held 1,064 U.S. patents and a total of 1,405 global patents, including 321 AI-related patents.
The FortiCare Elite service aims to provide a 15-minute response time for key product families. In addition to FortiCare device level services, Advanced Support service options are available per account. These services are available for regional account support in three options: Core, Pro and Pro Plus, and can be globalized at the Pro and Pro Plus levels.
The FortiCare Elite service aims to provide a 15-minute response time for key product families. In addition to FortiCare solution based services, Advanced Support service options are available per account.
We expect our service gross margin to decrease for full year 2025 compared to full year 2024, as we expand our data center footprint and colocation and cloud hosting capacity to support the growth in our unified SASE and SecOps offerings.
Our service gross margin is expected to remain relatively consistent, for full year 2026 compared to full year 2025, despite continued expansion of our data center footprint and colocation and cloud hosting capacity to support the growth in our unified SASE and SecOps offerings.
We define free cash flow as net cash provided by operating activities minus purchases of property and equipment.
We define free cash flow as net cash provided by operating activities minus purchases of property and equipment and excluding any significant non-recurring items, such as proceeds from IP matters.