Biggest changeResults of Operations Years Ended April 29, 2023 and April 30, 2022 73 The following table sets forth information derived from our consolidated statements of operations expressed as a percentage of total revenue: Year Ended April 29, 2023 April 30, 2022 Revenue: Product sales 76.8 % 69.2 % Product engineering services 5.9 % 7.3 % IP license 16.0 % 21.9 % IP license engineering services 1.3 % 1.6 % Total revenue 100.0 % 100.0 % Cost of revenue: Cost of product sales revenue 40.8 % 37.6 % Cost of product engineering services revenue 0.5 % 1.8 % Cost of IP license revenue 0.6 % — % Cost of IP license engineering services revenue 0.4 % 0.5 % Total cost of revenue 42.3 % 39.9 % Gross margin 57.7 % 60.1 % Operating expenses: Research and development 41.7 % 45.0 % Selling, general and administrative 26.2 % 32.8 % Impairment charges 1.3 % 2.9 % Total operating expenses 69.2 % 80.7 % Operating loss (11.5) % (20.6) % Other income (expense), net 1.8 % (0.2) % Loss before income taxes (9.7) % (20.8) % Benefit for income taxes (0.7) % — % Net loss (9.0) % (20.8) % Comparison of Years Ended April 29, 2023 and April 30, 2022 Revenue Year Ended % Change April 29, 2023 April 30, 2022 (in thousands, except percentages) Product sales $ 141,475 $ 73,721 91.9 % Product engineering services 10,780 7,741 39.3 % IP license 29,444 23,309 26.3 % IP license engineering services 2,495 1,706 46.2 % Total revenue $ 184,194 $ 106,477 73.0 % Revenue for fiscal 2023 increased by $77.7 million primarily due to increases in product sales and IP license revenues, which increased by $67.8 million and $6.1 million, respectively.
Biggest changeResults of Operations Years Ended April 27, 2024 and April 29, 2023 63 The following table sets forth information derived from our consolidated statements of operations expressed as a percentage of total revenue: Year Ended April 27, 2024 April 29, 2023 Revenue: Product sales 75.2 % 76.8 % Product engineering services 10.3 % 5.9 % IP license 14.5 % 17.3 % Total revenue 100.0 % 100.0 % Cost of revenue: Cost of product sales revenue 36.5 % 40.8 % Cost of product engineering services revenue 1.2 % 0.5 % Cost of IP license revenue 0.4 % 1.0 % Total cost of revenue 38.1 % 42.3 % Gross margin 61.9 % 57.7 % Operating expenses: Research and development 49.5 % 41.7 % Selling, general and administrative 31.2 % 26.2 % Impairment charges 0.4 % 1.3 % Total operating expenses 81.1 % 69.2 % Operating loss (19.2) % (11.5) % Other income (expense), net 7.4 % 1.8 % Loss before income taxes (11.8) % (9.7) % Provision (benefit) for income taxes 2.9 % (0.7) % Net loss (14.7) % (9.0) % Comparison of Years Ended April 27, 2024 and April 29, 2023 Revenue Year Ended % Change April 27, 2024 April 29, 2023 (in thousands, except percentages) Product sales $ 145,048 $ 141,475 2.5 % Product engineering services 19,898 10,780 84.6 % IP license 28,024 31,939 (12.3) % Total revenue $ 192,970 $ 184,194 4.8 % Revenue for fiscal 2024 increased by $8.8 million primarily due to increases in product engineering services revenue of $9.1 million.
Costs of revenue includes cost of product sales revenue, cost of product engineering services revenue, cost of IP license revenue and cost of IP license engineering services revenue.
Costs of revenue includes cost of product sales revenue, cost of product engineering services revenue and cost of IP license revenue.
Where an arrangement includes multiple performance obligations, the transaction price is allocated to these on a relative standalone selling price (SSP) basis. We determine the SSP based on an observable standalone 70 selling price when it is available, as well as other factors, including the price charged to customers and our overall pricing objectives, while maximizing observable inputs.
Where an arrangement includes multiple performance obligations, the transaction price is allocated to these on a relative standalone selling price (SSP) basis. We determine the SSP based on an observable standalone selling price when it is available, as well as other factors, including the price charged to customers and our overall pricing objectives, while maximizing observable inputs.
Product Sales - We transact with customers primarily pursuant to standard purchase orders for delivery of products and generally allow customers to cancel or change purchase orders within limited notice periods prior to the scheduled shipment date. We offer standard performance warranties of twelve months after product delivery and offer limited product return rights to certain distributors.
Product Sales - We transact with customers primarily pursuant to standard purchase orders for delivery of products and generally allow customers to cancel or change purchase orders within limited 61 notice periods prior to the scheduled shipment date. We offer standard performance warranties of twelve months after product delivery and offer limited product return rights to certain distributors.
Impairment Charges Impairment charges consist primarily of impairment on property and equipment for assets no longer in service. 72 Other Income and Expense, Net Other income and expense, net consists primarily of interest income from significant financing components related to IP license revenue contracts, and foreign exchange gains and losses.
Impairment Charges Impairment charges consist primarily of impairment on property and equipment for assets no longer in service. Other Income and Expense, Net Other income and expense, net consists primarily of interest income from significant financing components related to IP license revenue contracts, and foreign exchange gains and losses.
Cash Flows Used in Investing Activities Net cash used in investing activities of $130.9 million in fiscal 2023 was attributable to purchases of property and equipment of $21.7 million and investment in certificates of deposit of $159.2 million, partially offset by maturities of investment in certificates of deposits of $50.0 million.
Net cash used in investing activities of $130.9 million in fiscal 2023 was attributable to purchases of property and equipment of $21.7 million and investment in certificates of deposit of $159.2 million, partially offset by maturities of investment in certificates of deposits of $50.0 million.
Components of Our Operating Results Revenue Our revenues consist of sale of our products, licensing of our IP and providing product engineering and IP license engineering services. Product sales primarily consists of shipment of our ICs and AEC products. IP license revenue includes fees from licensing of our SerDes IP and related support and royalties.
Components of Our Operating Results Revenue Our revenues consist of sale of our products, licensing of and providing engineering services related to our IP and providing product engineering services. Product sales primarily consists of shipment of our ICs and AEC products. IP license revenue includes fees from licensing of our SerDes IP and related engineering and support fees and royalties.
Our future capital requirements will depend 76 on many factors, including our growth rate, the timing and extent of our sales and marketing and research and development expenditures, customer demand and the continuing market acceptance of our solutions.
Our future capital requirements will depend on many factors, including our growth rate, the timing and extent of our sales and marketing and research and development expenditures, customer demand and the continuing market acceptance of our solutions.
When we determine that it 78 is probable that a tranche of the warrant will vest and we recognize the related revenue, the grant date fair value of the associated tranche will be recognized in shareholders’ equity and the underlying expense will be amortized as a reduction of revenue in proportion to the amount of related revenue recognized.
When we determine that it is probable that a tranche of the warrant will vest and we recognize the related revenue, the grant date 68 fair value of the associated tranche will be recognized in shareholders’ equity and the underlying expense will be amortized as a reduction of revenue in proportion to the amount of related revenue recognized.
In the event that we need to borrow funds or issue additional equity, we cannot assure you that any such additional financing will be available on terms acceptable to us, if at all. If we are unable to raise additional capital when we need it, our business, results of operations and financial condition would be adversely affected.
In the event that we need to borrow funds or issue additional equity, we cannot be assured that any such additional financing will be available on terms acceptable to us, if at all. If we are unable to raise additional capital when we need it, our business, results of operations and financial condition would be adversely affected.
The determination of the SPP for certain of our IP requires fair value estimate under income approach, involving the estimation of future cash flow expected to be generated from the IP. Our policy is to record revenue net of any applicable sales, use or excise taxes.
The determination of the SSP for certain of our IP requires an estimate of the fair value under the income approach, involving the estimation of future cash flow expected to be generated from the IP. Our policy is to record revenue net of any applicable sales, use or excise taxes.
Factors that could cause or contribute to such differences include those identified below and those discussed in the section titled “Risk Factors.” A discussion regarding our financial condition and our results of operations for the fiscal year ended April 29, 2023 compared to the fiscal year ended April 30, 2022 is presented below.
Factors that could cause or contribute to such differences include those identified below and those discussed in the section titled “Risk Factors.” A discussion regarding our financial condition and our results of operations for the fiscal year ended April 27, 2024 compared to the fiscal year ended April 29, 2023 is presented below.
Product engineering and IP license engineering services revenue consists of engineering fees associated with integration of our technology solutions into our customers’ products and IP, respectively. Our customers are primarily OEMs who design and manufacture end market devices for the communications and enterprise networks markets. Our revenue is driven by various trends in these markets.
Product engineering consists of engineering fees associated with integration of our technology solutions into our customers’ products. Our customers are primarily OEMs who design and manufacture end market devices for the communications and enterprise networks markets. Our revenue is driven by various trends in these markets.
A discussion regarding our results of operations for the fiscal year ended April 30, 2022 compared to the fiscal year ended April 30, 2021 can be found in “Management’s Discussion and Analysis of Financial Condition and Results of Operations” of our Annual Report on Form 10-K for the fiscal year ended April 30, 2022, filed with the SEC on June 8, 2022.
A discussion regarding our results of operations for the fiscal year ended April 29, 2023 compared to the fiscal year ended April 30, 2022 can be found in “Management’s Discussion and Analysis of Financial Condition and Results of Operations” of our Annual Report on Form 10-K for the fiscal year ended April 29, 2023, filed with the SEC on June 23, 2023.
The cash outflows from working capital for fiscal 2022 were primarily driven by (a) an increase in accounts receivable of $15.9 million primarily due to increased sales in the fiscal 2022 compared to fiscal 2021 and timing of collection; (b) an increase in inventory of $21.7 million to better support unfulfilled backlog and related new product ramps; (c) and an increase in contract assets of $4.7 million primarily driven by certain IP licensing and engineering services arrangements where certain billing milestones had not yet been reached but the criteria for revenue had been met.
The cash outflows from working capital for fiscal 2023 were primarily driven by (a) an increase in accounts receivable of $20.0 million primarily due to increased sales in the fiscal 2023 compared to fiscal 2022 and timing of collection; (b) an increase in inventory of $24.4 million to better support unfulfilled backlog and related new product ramps; (c) and an increase in contract assets of $1.6 million primarily driven by certain IP licensing and engineering services arrangements where certain billing milestones had not yet been reached but the criteria for revenue had been met.
We consider an accounting policy to be critical if the policy is subject to a material level of judgment and if changes in those judgments are reasonably likely to materially impact our results.
The accounting policies discussed in this section are those that we consider to be the most critical. We consider an accounting policy to be critical if the policy is subject to a material level of judgment and if changes in those judgments are reasonably likely to materially impact our results.
This was offset by increases in accounts payable of $4.7 million and accrued expenses, compensation and other liabilities of $9.6 million due to amounts payable relating to increased purchases of inventory to support growing demand for our products.
This was offset by increases in accounts payable of $3.8 million and accrued expenses, compensation and other liabilities of $0.5 million due to amounts payable relating to increased purchases of inventory to support growing demand for our products.
Product sales and product engineering services revenue comprised 83% and 77% of our total revenue in fiscal 2023 and 2022, respectively, and IP license and IP license engineering services revenue represented 17% and 23% of our total revenue in fiscal 2023 and 2022, respectively.
Product sales and product engineering services revenue comprised 85% and 83% of our total revenue in fiscal 2024 and 2023, respectively, and IP license and IP license engineering services revenue represented 15% and 17% of our total revenue in fiscal 2024 and 2023, respectively.
As of April 29, 2023 and April 30, 2022, we had cash and cash equivalents of $108.6 million and $259.3 million, respectively, and working capital of $297.2 million and $305.7 million, respectively. Our principal use of cash is to fund our operations and invest in research and development to support our growth.
As of April 27, 2024 and April 29, 2023, we had cash and cash equivalents of $66.9 million and $108.6 million, respectively, and working capital of $485.6 million and $297.2 million, respectively. Our principal use of cash is to fund our operations and invest in research and development to support our growth.
When SSPs are not directly observable, we use the adjusted market assessment approach or residual approach, if applicable. We also consider the constraint on estimates of variable consideration when estimating the total transaction price.
When SSPs are not directly observable, we use the adjusted market assessment approach or residual approach, if applicable. We also consider the constraint on estimates of variable consideration when estimating the total transaction price. Our policy is to record revenue net of any applicable sales, use or excise taxes.
Impairment Charges Year Ended % Change April 29, 2023 April 30, 2022 (in thousands, except percentages) Impairment charges $ 2,407 $ 3,134 (23.2) % % of total revenue 1.3 % 2.9 % Impairment charges incurred in fiscal 2023 and 2022 were primarily related to the impairments on property and equipment that did not reach production qualification.
Impairment Charges Year Ended % Change April 27, 2024 April 29, 2023 (in thousands, except percentages) Impairment charges $ 765 $ 2,407 (68.2) % % of total revenue 0.4 % 1.3 % Impairment charges incurred in fiscal 2024 and 2023 were primarily related to the impairments on property and equipment, and third-party IP license that did not reach production qualification.
Our policy is to record revenue net of any applicable sales, use or excise taxes. Changes in our contract assets and contract liabilities primarily result from the timing difference between our performance and the customer’s payment. We fulfill our obligations under a contract with a customer by transferring products or services in exchange for consideration from the customer.
Changes in our contract assets and contract liabilities primarily result from the timing difference between our performance and the customer’s payment. We fulfill our obligations under a contract with a customer by transferring products or services in exchange for consideration from the customer.
We record liabilities for amounts that are collected in advance of the satisfaction of performance obligations under deferred revenue. 71 Cost of Revenue Cost of revenue includes cost of materials, such as wafers processed by third-party foundries, cost associated with packaging and assembly, testing and shipping, cost of personnel, including stock-based compensation, depreciation of equipment associated with manufacturing support, logistics and quality assurance, warranty cost, amortization of intellectual property purchased from third parties, write-down of inventories and amortization of production mask costs.
Cost of Revenue Cost of revenue includes cost of materials, such as wafers processed by third-party foundries, cost associated with packaging and assembly, testing and shipping, cost of personnel, including share-based compensation, depreciation of equipment associated with manufacturing support, logistics and quality assurance, warranty cost, amortization of intellectual property purchased from third parties, write-down of inventories and amortization of production mask costs.
We partner with Microsoft on our HiWire Switch AEC and open-source implementation that helps realize Microsoft’s vision for a highly reliable network-managed dual-Top-of-Rack (ToR) architecture (a network architecture design in which computing equipment located within the same or an adjacent rack are, for redundancy, connected to two in-rack network switches, which are, in turn, connected to aggregation switches via fiber optic cables), overcoming complex and slow legacy enterprise approaches, simplifying deployment and improving connection reliability in the data center.
We partner with Microsoft on our HiWire Switch AEC and open-source implementation that helps realize Microsoft’s vision for a highly reliable network-managed dual-Top-of-Rack (ToR) architecture (a network architecture design in which computing equipment located within the same or an adjacent rack are, for redundancy, connected to two in-rack network switches, which are, in turn, connected to aggregation switches via fiber optic cables), overcome complex and slow legacy enterprise approaches, simplify deployment and improve connection reliability in the data center. 59 The multibillion-dollar data infrastructure market that we serve is driven largely by hyperscale data centers (hyperscalers), as well as general compute, AI/ML infrastructure, multi-service operators (MSOs), and mobile network operators (MNOs).
Such royalties are reported to us on a quarterly basis. We estimate the sales-based royalties earned each quarter primarily based on our customers’ reporting of sales activity incurred in that quarter. We recognize the estimated royalty revenue when it is probable that reversal of such amounts will not occur.
We estimate the sales-based royalties earned each quarter primarily based on our customers’ reporting of sales activity incurred in that quarter. We recognize the estimated royalty revenue when it is probable that reversal of such amounts will not occur. Any differences between actual royalties owed by a customer and the quarterly estimates are recognized when updated information becomes available.
Benefit for Income Taxes Year Ended % Change April 29, 2023 April 30, 2022 (in thousands, except percentages) Benefit for income taxes $ (1,367) $ (37) 3594.6 % % of total revenue (0.7) % — % Benefit for income taxes in fiscal 2023 increased by $1.3 million compared to the same period in fiscal 2022.
Provision (benefit) for Income Taxes Year Ended % Change April 27, 2024 April 29, 2023 (in thousands, except percentages) Provision (benefit) for income taxes $ 5,624 $ (1,367) (511.4) % % of total revenue 2.9 % (0.7) % Provision for income taxes in fiscal 2024 increased by $7.0 million compared to the same period in fiscal 2023.
We recognize product sales when we transfer control of promised goods in an amount that reflects the consideration to which we expect to be entitled to in exchange for those goods, net of accruals for estimated sales returns and rebates. IP License Revenue - Our IP license revenue consists of perpetual licenses, support and maintenance and royalties.
We recognize product sales when we transfer control of promised goods in an amount that reflects the consideration to which we expect to be entitled to in exchange for those goods, net of accruals for estimated sales returns and rebates. Product Engineering Services Revenue - Some product revenue contracts include non-recurring engineering services deliverables.
Selling, General and Administrative Expenses Selling expenses consist of personnel costs including salaries, benefits and share-based compensation expense, field application engineering support, samples to customers, shipping costs and travel and entertainment costs. We expect selling expenses to increase in absolute dollars as we increase our sales and marketing personnel and continue to expand our customer engagement.
We believe that continued investments in our products are important to our future growth and, as a result, we expect our research and development expenses to continue to increase in absolute dollars. 62 Selling, General and Administrative Expenses Selling expenses consist of personnel costs including salaries, benefits and share-based compensation expense, field application engineering support, samples to customers, shipping costs and travel and entertainment costs.
The increase was due primarily to a $3.8 million increase in personnel costs as a result of higher selling, general and administrative headcount, a $0.9 million increase in professional services spending, a $1.3 million increase in facility-related costs, a $1.6 million increase in director and officer insurance cost as a result of being a public company and a $5.6 million increase in share-based compensation expense driven by increased amortization expense from new equity awards granted to employees.
The increase was due primarily to a $2.6 million increase in personnel costs as a result of higher selling, general and administrative headcount, a $7.0 million increase in share-based compensation expense driven by increased amortization expense from new equity awards granted to employees, a $1.1 million increase in legal expenses and a $0.6 million increase in software licenses.
Geographically, 31% and 36% of our total revenue in fiscal 2023 and 2022, respectively, was generated from customers in North America, and 69% and 64% of our total revenue in fiscal 2023 and 2022, respectively, was generated from customers in the rest of the world, primarily in Asia.
Geographically, 31% of our total revenue in both fiscal 2024 and 2023 was generated from customers in North America, and 69% of our total revenue in both fiscal 2024 and 2023 was generated from customers in the rest of the world, primarily in Asia. During fiscal 2024 and 2023, we generated $28.4 million and $16.5 million of net loss, respectively.
Research and Development Year Ended % Change April 29, 2023 April 30, 2022 (in thousands, except percentages) Research and development $ 76,774 $ 47,949 60.1 % % of total revenue 41.7 % 45.0 % Research and development expenses for fiscal 2023 increased by $28.8 million compared to fiscal 2022.
Research and Development Year Ended % Change April 27, 2024 April 29, 2023 (in thousands, except percentages) Research and development $ 95,531 $ 76,774 24.4 % % of total revenue 49.5 % 41.7 % Research and development expenses for fiscal 2024 increased by $18.8 million compared to fiscal 2023.
See also Note 7 to our consolidated financial statements included in this Annual Report on Form 10-K for a further discussion of our cash requirements under non-cancelable purchase obligations. We believe our existing cash and cash equivalents and other components of working capital will be sufficient to meet our needs for at least the next 12 months.
See also Note 7 to our consolidated financial statements included in this Annual Report on Form 10-K for a further discussion of our cash requirements under non-cancelable purchase obligations.
The increase was primarily due to an increase in tax benefit of share-based compensation in fiscal 2023, compared to that in fiscal 2022. Liquidity and Capital Resources Our activities consist primarily of selling our products, licensing our IP, providing IP customization services and conducting research and development of our products and technology.
The increase was primarily due to the establishment of a full valuation allowance to offset U.S. deferred tax assets in fiscal 2024. Liquidity and Capital Resources Our activities consist primarily of selling our products, licensing our IP, providing IP customization services and conducting research and development of our products and technology.
Gross Profit and Gross Margin Year Ended % Change April 29, 2023 April 30, 2022 (in thousands, except percentages) Gross profit $ 106,194 $ 64,015 65.9 % Gross margin 57.7 % 60.1 % Gross margin decreased by 2.4 percentage points in fiscal 2023 primarily driven by an increase in our product sales revenue as a percentage of overall revenue as noted above given that our product sales has lower gross margin in relation to other revenue streams.
Gross Profit and Gross Margin Year Ended % Change April 27, 2024 April 29, 2023 (in thousands, except percentages) Gross profit $ 119,431 $ 106,194 12.5 % Gross margin 61.9 % 57.7 % Gross margin increased by 4.2 percentage points in fiscal 2024 primarily driven by (a) an increase in our high-margin product engineering services revenue as a percentage of overall revenue; and (b) an increase of product sales gross margin as noted above.
However, if estimates regarding customer demand are inaccurate or changes in technology affect demand for certain products in an unforeseen manner, we may be exposed to losses or gains that could be material.
However, if estimates regarding customer demand are inaccurate or changes in technology affect demand for certain products in an unforeseen manner, we may be exposed to losses or gains that could be material. Recent Accounting Pronouncements For more information, see Note 2 to our consolidated financial statements included elsewhere in this Annual Report on Form 10-K.
Purchases of property and equipment primarily related to mask sets purchases for new products introduced or in process of being introduced, and computer equipment and software used for research and development purposes. Net cash used in investing activities of $17.6 million in fiscal 2022 was attributable to purchases of property and equipment, including third-party licenses.
Purchases of property and equipment primarily relate to mask sets purchases for new products introduced or in process of being introduced, and computer equipment and software used for research and development purposes.
Critical Accounting Estimates We prepare our financial statements in conformity with GAAP. The preparation of financial statements in accordance with GAAP requires certain estimates, assumptions and judgments to be made that may affect our consolidated financial statements.
The preparation of financial statements in accordance with GAAP requires certain estimates, assumptions and judgments to be made that may affect our consolidated financial statements. Accounting policies that have a significant impact on our results are described in Note 2 to our consolidated financial statements included elsewhere in this filing.
Our intellectual property (IP) solutions consist primarily of SerDes IP licensing. Data generation has increased dramatically over the past ten years, creating new and complicated challenges in both circuit and system design. Our proprietary SerDes and DSP technologies enable us to achieve similar performance to leading competitors’ products but in a lower cost, more highly available legacy node (n-1 advantage).
Our intellectual property (IP) solutions consist primarily of SerDes IP licensing. Data generation has increased dramatically over the past ten years, creating new and complicated challenges in both circuit and system design.
The increase was due primarily to a $9.8 million increase in personnel costs as a result of new hires for product development, an $8.3 million increase in share-based compensation expense driven by increased amortization expense from new equity awards granted to employees, a $3.6 million increase in design activities and higher engineering activities relating to testing and laboratory supplies for new product development, a $3.6 million increase in depreciation expense driven by increased computer equipment and software and laboratory equipment utilized in research and development activities, and a $1.4 million increase in information technology and facilities costs. 75 Selling, General and Administrative Year Ended % Change April 29, 2023 April 30, 2022 (in thousands, except percentages) Selling, general and administrative $ 48,248 $ 34,900 38.2 % % of total revenue 26.2 % 32.8 % Selling, general and administrative expenses for fiscal 2023 increased by $13.3 million compared to the same period in fiscal 2022.
The increase was due primarily to a $7.0 million increase in personnel costs primarily as a result of new hires for product development, an $8.0 million increase in share-based compensation expense driven by increased amortization expense from new equity awards granted to employees, a $2.2 million increase in depreciation expense driven by increased computer equipment and software and laboratory equipment utilized in research and development activities, and a $1.5 million increase in information technology and facilities costs.
Year Ended April 29, 2023 April 30, 2022 (in thousands) Net cash used in operating activities $ (24,615) $ (30,832) Net cash used in investing activities $ (130,941) $ (17,580) Net cash provided by financing activities $ 4,885 $ 204,181 Cash Flows Used in Operating Activities Net cash used in operating activities was $24.6 million for fiscal 2023.
The following table summarizes our cash flows for the periods indicated. 66 Year Ended April 27, 2024 April 29, 2023 (in thousands) Net cash provided by (used in) operating activities $ 32,737 $ (24,615) Net cash used in investing activities $ (249,485) $ (130,941) Net cash provided by financing activities $ 175,276 $ 4,885 Cash Flows Provided by (Used in) Operating Activities Net cash provided by operating activities was $32.7 million for fiscal 2024.
In connection with the license arrangements, we offer support to assist customers in qualifying their final product. Revenue from customer support is deferred and recognized ratably over the support period, which is typically one year. In certain cases, we also charge licensees royalties related to the distribution or sale of products that use our technologies.
In connection with the license arrangements, we offer support to assist customers in qualifying their final product. Revenue from customer support is deferred and recognized ratably over the support period, which is typically one year. Some IP license revenue contracts also include non-recurring engineering services deliverables, which were not material for any of the periods presented.
Purchases of property and equipment primarily related to mask sets purchases for new products introduced or in process of being introduced, and laboratory equipment used for research and development purposes. 77 Cash Flows Provided by Financing Activities Net cash provided by financing activities of $4.9 million for fiscal 2023 was primarily attributable to $5.5 million in proceeds from exercises of employee share options and the issuance of shares under our employee share purchase plan.
Net cash provided by financing activities of $4.9 million in fiscal 2023 was primarily attributable to $5.5 million in proceeds from exercises of employee share options and the issuance of shares under our employee share purchase plan. Critical Accounting Estimates We prepare our financial statements in conformity with GAAP.
We develop standard solutions we can sell broadly to our end markets and also develop tailored solutions designed to address specific customer needs. Once developed, these tailored solutions can generally be broadly leveraged across our portfolio and we are able to sell the part or license the IP into the broader market.
Once developed, these tailored solutions can generally be broadly leveraged across our portfolio and we are able to sell the part or license the IP to the broader market. During fiscal 2024 and 2023, we generated $193.0 million and $184.2 million in total revenue, respectively.
Net cash used in operating activities was $30.8 million for fiscal 2022. The cash outflows from operating activities for fiscal 2022 were primarily due to $22.2 million of net loss and $29.6 million of cash outflows for working capital purposes, partially offset by $21.0 million of non-cash items.
The cash inflows from operating activities for fiscal 2024 were primarily due to a net loss of $28.4 million adjusted for the following non-cash items: share-based compensation expense of $39.0 million, depreciation and amortization of $13.8 million, and other non-cash items of $9.0 million. This was offset by $0.7 million of cash outflows for working capital purposes.
During fiscal 2023 and 2022, we generated $16.5 million and $22.2 million in net loss, respectively. 66 We derive the substantial majority of our revenue from a limited number of customers, and we anticipate we will continue to derive a significant portion of our revenue from a limited number of customers for the foreseeable future.
We derive the substantial majority of our revenue from a limited number of customers. We anticipate we will continue to derive a significant portion of our revenue from a limited number of customers for the foreseeable future. We expect that as our products are more widely adopted and as our number of customers increase, customer concentration will decrease.
Net cash provided by financing activities of $204.2 million in fiscal 2022 was primarily attributable to $194.2 million in proceeds from our IPO, net of underwriting discounts and commissions and offering costs, $2.7 million in proceeds from exercises of share options and $7.2 million in proceeds from the issuance of convertible preferred shares, net of issuance costs.
Cash Flows Provided by Financing Activities Net cash provided by financing activities of $175.3 million for fiscal 2024 was primarily attributable to $173.4 million proceeds from issuance of ordinary shares in connection our follow-on public offering, net of offering costs, $7.1 million in proceeds from exercises of employee share options and the issuance of 67 shares under our employee share purchase plan, offset by $3.1 million in payments for long-term technology license obligations.
We design, market and sell both product and IP solutions. We help define industry conventions and standards within the markets we target by collaborating with technology leaders and standards bodies. We contract with a variety of manufacturing partners to build our products based on our proprietary SerDes and DSP technologies.
We contract with a variety of manufacturing partners to build our products based on our proprietary SerDes and DSP technologies. We develop standard solutions we can sell broadly to our end markets and also develop tailored solutions designed to address specific customer needs.
We believe the input method, based on time spent by our engineers, best depicts the efforts expended to transfer services to the customers. Certain contracts may include multiple performance obligations for which we allocate revenue to each performance obligation based on relative SSP. We determine SSPs based on observable evidence.
We believe the input method, based on time spent by our engineers, best depicts the efforts expended to transfer services to the customers. IP License Revenue - Our IP license revenue consists of perpetual licenses, support and maintenance, engineering services and royalties.
Cost of Revenue Year Ended % Change April 29, 2023 April 30, 2022 (in thousands, except percentages) Cost of product sales revenue $ 75,143 $ 40,082 87.5 % Cost of product engineering services revenue 972 1,918 (49.3) % Cost of IP license revenue 1,179 — N/A Cost of IP license engineering services revenue 706 462 52.8 % Total cost of revenue $ 78,000 $ 42,462 83.7 % Cost of product sales revenue increased by $35.1 million in fiscal 2023 primarily due to higher product sales during the same period, which resulted in the higher product sales revenue as discussed above, and a $4.2 million increase of write-downs for excess and obsolete inventory.
As a result, the product mix was more diverse in fiscal 2024 than in fiscal 2023. 64 Cost of Revenue Year Ended % Change April 27, 2024 April 29, 2023 (in thousands, except percentages) Cost of product sales revenue $ 70,498 $ 75,143 (6.2) % Cost of product engineering services revenue 2,225 972 128.9 % Cost of IP license revenue 816 1,885 (56.7) % Total cost of revenue $ 73,539 $ 78,000 (5.7) % Cost of revenue decreased by $4.5 million primarily due to $4.6 million decrease in cost of product sales revenue.
The cash outflows from working capital for fiscal 2023 were primarily driven by (a) an increase in accounts receivable of $20.0 million primarily due to increased sales in the fiscal 2023 compared to fiscal 2022 and timing of collection; (b) an increase in inventory of $24.4 million to support unfulfilled backlog and related new product ramps; and (c) an increase in other non-current assets of $8.0 million primarily due to refundable deposit payments for manufacturing commitments and an increase in deferred tax assets position.
The cash outflows from working capital for fiscal 2024 were primarily driven by (a) an increase in accounts receivable of $10.1 million primarily due to increased sales in the fiscal 2024 compared to fiscal 2023 and timing of collection; (b) and an increase in contract assets of $12.1 million primarily driven by certain IP licensing and engineering services arrangements where certain billing milestones had not yet been reached but the criteria for revenue had been met.
We expect that as our products are more widely adopted and as our number of customers increase, customer concentration will decrease. Our Business Model We are a product-focused business with a strong foundation in IP, pioneering comprehensive connectivity solutions that deliver bandwidth, scalability, and end-to-end signal integrity for next-generation platforms.
As a supplement to our financial statement footnote disclosure, and to provide further insight into our end customer concentration, the following table summarizes our revenue by customer as a percentage of total revenue based on end customer profile, rather than based on the contracting parties who place purchase orders or sign revenue contracts with us: Year Ended April 27, 2024 April 29, 2023 Revenue: Customer Z 26 % 55 % Customer Y 20 % * Customer B 15 % * Customer C * 12 % Customer E * 13 % * Less than 10% of total revenue. 60 Our Business Model We are a product-focused business with a strong foundation in IP, pioneering comprehensive connectivity solutions that deliver bandwidth, scalability, and end-to-end signal integrity for next-generation platforms.