Biggest changeRecap for the year ended December 31, 2024: • Net revenues of $786.6 million • Net income of $31.5 million, or 4.0% of net revenues, or $2.10 per diluted share • Adjusted EBITDA of $116.6 million, or 14.8% of net revenues 25 Table of Contents RESULTS OF OPERATIONS 2024 Compared to 2023 The following table sets forth net revenues, selected financial data, the effective tax rate and diluted earnings per share: (Dollars in thousands, except per share data) Years Ended December 31, 2024 % of Net Revenues 2023 % of Net Revenues Net Revenues $ 786,551 100.0 % $ 756,992 100.0 % Cost of Sales 589,286 74.9 % 593,805 78.4 % Gross Profit 197,265 25.1 % 163,187 21.6 % Selling, General and Administrative Expenses 138,610 17.7 % 119,728 15.8 % Restructuring Charges 6,444 0.8 % 14,542 2.0 % Operating Income 52,211 6.6 % 28,917 3.8 % Interest Expense (15,304) (1.8) % (20,773) (2.7) % Other Income, Net — — % 8,235 1.1 % Income Before Taxes 36,907 4.8 % 16,379 2.2 % Income Tax Expense 5,412 nm 451 nm Net Income $ 31,495 4.0 % $ 15,928 2.1 % Effective Tax Rate 14.7 % nm 2.8 % nm Diluted Earnings Per Share $ 2.10 nm $ 1.14 nm nm = not meaningful Net Revenues by End-Use Market and Operating Segment Net revenues by end-use market and operating segment during 2024 and 2023, respectively, were as follows: (Dollars in thousands) Years Ended December 31, % of Net Revenues Change 2024 2023 2024 2023 Consolidated Ducommun Military and space $ 16,126 $ 419,945 $ 403,819 53.4 % 53.3 % Commercial aerospace 23,823 333,114 309,291 42.3 % 40.9 % Industrial (10,390) 33,492 43,882 4.3 % 5.8 % Total $ 29,559 $ 786,551 $ 756,992 100.0 % 100.0 % Electronic Systems Military and space $ 14,011 $ 307,496 $ 293,485 71.3 % 68.2 % Commercial aerospace (2,394) 90,375 92,769 20.9 % 21.6 % Industrial (10,390) 33,492 43,882 7.8 % 10.2 % Total $ 1,227 $ 431,363 $ 430,136 100.0 % 100.0 % Structural Systems Military and space $ 2,115 $ 112,449 $ 110,334 31.7 % 33.8 % Commercial aerospace 26,217 242,739 216,522 68.3 % 66.2 % Total $ 28,332 $ 355,188 $ 326,856 100.0 % 100.0 % Net revenues for 2024 were $786.6 million compared to $757.0 million for 2023.
Biggest changeRecap for the year ended December 31, 2025: • Net revenues of $824.7 million • Net loss of $33.9 million, or 4.1% of net revenues, or $2.27 per share • Adjusted EBITDA of $135.6 million, or 16.4% of net revenues 27 Table of Contents RESULTS OF OPERATIONS 2025 Compared to 2024 The following table sets forth net revenues, selected financial data, the effective tax (benefit) rate and diluted (loss) earnings per share: (Dollars in thousands, except per share data) Years Ended December 31, 2025 % of Net Revenues 2024 % of Net Revenues Net Revenues $ 824,730 100.0 % $ 786,551 100.0 % Cost of Sales 603,115 73.1 % 589,286 74.9 % Gross Profit 221,615 26.9 % 197,265 25.1 % Selling, General and Administrative Expenses 144,377 17.5 % 138,610 17.7 % Restructuring Charges 2,237 0.3 % 6,444 0.8 % Litigation Settlement and Related Costs, Net 107,305 13.0 % — — % Operating (Loss) Income (32,304) (3.9) % 52,211 6.6 % Interest Expense (12,676) (1.5) % (15,304) (1.8) % Loss on Extinguishment of Debt (581) (0.1) % — — % Other Income, Net 1,746 0.2 % — — % (Loss) Income Before Taxes (43,815) (5.3) % 36,907 4.8 % Income Tax (Benefit) Expense (9,877) nm 5,412 nm Net (Loss) Income $ (33,938) (4.1) % $ 31,495 4.0 % Effective Tax Rate 22.5 % nm 14.7 % nm Diluted (Loss) Earnings Per Share $ (2.27) nm $ 2.10 nm nm = not meaningful Net Revenues by End-Use Market and Operating Segment Net revenues by end-use market and operating segment during 2025 and 2024, respectively, were as follows: (Dollars in thousands) Years Ended December 31, % of Net Revenues Change 2025 2024 2025 2024 Consolidated Ducommun Military and space $ 59,957 $ 479,902 $ 419,945 58.2 % 53.4 % Commercial aerospace (24,796) 308,318 333,114 37.4 % 42.3 % Industrial 3,018 36,510 33,492 4.4 % 4.3 % Total $ 38,179 $ 824,730 $ 786,551 100.0 % 100.0 % Electronic Systems Military and space $ 43,650 $ 351,146 $ 307,496 75.9 % 71.3 % Commercial aerospace (15,349) 75,026 90,375 16.2 % 20.9 % Industrial 3,018 36,510 33,492 7.9 % 7.8 % Total $ 31,319 $ 462,682 $ 431,363 100.0 % 100.0 % Structural Systems Military and space $ 16,307 $ 128,756 $ 112,449 35.6 % 31.7 % Commercial aerospace (9,447) 233,292 242,739 64.4 % 68.3 % Total $ 6,860 $ 362,048 $ 355,188 100.0 % 100.0 % 28 Table of Contents Net revenues for 2025 were $824.7 million compared to $786.6 million for 2024.
The market approach also requires management judgment in selecting comparable companies, business acquisitions and the transaction values observed and its related control premiums. In the fourth quarter of 2024, the carrying amount of goodwill at the date of the most recent annual impairment evaluation for Electronic Systems and Structural Systems was $117.4 million and $127.2 million, respectively.
The market approach also requires management judgment in selecting comparable companies, business acquisitions and the transaction values observed and its related control premiums. In the fourth quarter of 2025, the carrying amount of goodwill at the date of the most recent annual impairment evaluation for Electronic Systems and Structural Systems was $117.4 million and $127.2 million, respectively.
See Note 16 to our consolidated financial statements included in Part IV, Item 15(a) of this Form 10-K for additional information.
See Note 15 to our consolidated financial statements included in Part IV, Item 15(a) of this Form 10-K for additional information.
See Note 1 to our consolidated financial statements included in Part IV, Item 15(a) of this Form 10-K for the net impact of these adjustments to our consolidated financial statements for 2024 and 2023. Payments under long-term contracts may be received before or after revenue is recognized.
See Note 1 to our consolidated financial statements included in Part IV, Item 15(a) of this Form 10-K for the net impact of these adjustments to our consolidated financial statements for 2025 and 2024. Payments under long-term contracts may be received before or after revenue is recognized.
If certain factors occur, including significant under performance of our business relative to expected operating results, significant adverse economic and industry trends, significant decline in our market capitalization for an extended period of time relative to net book value, a decision to divest individual businesses within a reporting unit, or a decision to group individual businesses differently, we may be required to perform an interim impairment test prior to the fourth quarter.
If certain factors occur, including significant under performance of our business relative to expected operating results, significant adverse economic and industry trends, significant decline in our market capitalization for an extended period of time relative to net book value, a 39 Table of Contents decision to divest individual businesses within a reporting unit, or a decision to group individual businesses differently, we may be required to perform an interim impairment test prior to the fourth quarter.
The Forward Interest Rate Swaps mature on a monthly basis, with fixed amount payer payment dates on the first day of each calendar month, commencing on February 1, 2024 through January 1, 2031. See Note 1, Note 4 , and Note 10 to our consolidated financial statements included in Part IV, Item 15(a) of this Form 10-K for further information.
The Forward Interest Rate Swaps mature on a monthly basis, with fixed amount payer payment dates on the first day of each calendar month, commencing on February 1, 2024 through January 1, 2031. See Note 1, Note 3, and Note 9 to our consolidated financial statements included in Part IV, Item 15(a) of this Form 10-K for further information.
The following financial items have been added back to or subtracted from our net income when calculating Adjusted EBITDA: • Interest expense may be useful to investors for determining current cash flow; 31 Table of Contents • Income tax expense may be useful to investors because it represents the taxes which may be payable for the period and the change in deferred taxes during the period, and may reduce cash flow available for use in our business; • Depreciation may be useful to investors because it generally represents the wear and tear on our property and equipment used in our operations; • Amortization expense may be useful to investors because it represents the estimated attrition of our acquired customer base and the diminishing value of product rights; • Stock-based compensation expense may be useful to our investors for determining current cash flow; • Restructuring charges may be useful to our investors in evaluating our core operating performance; • Professional fees related to unsolicited non-binding acquisition offer may be useful to our investors in evaluating our core operating performance; • Guaymas fire related expenses may be useful to our investors in evaluating our core operating performance; • Other fire related expenses may be useful to our investors in evaluating our core operating performance; • Insurance recoveries related to loss on operating assets (property and equipment, inventories, and other assets) may be useful to our investors in evaluating our core operating performance; • Insurance recoveries related to business interruption may be useful to our investors in evaluating our core operating performance; • Purchase accounting inventory step-ups may be useful to our investors as they do not necessarily reflect the current or on-going cash charges related to our core operating performance; • Loss on extinguishment of debt may be useful to our investors for determining current cash flow; and • Other debt refinancing costs may be useful to our investors in evaluating our core operating performance.
The following financial items have been added back to or subtracted from our net income when calculating Adjusted EBITDA: • Interest expense may be useful to investors for determining current cash flow; 33 Table of Contents • Income tax (benefit) expense may be useful to investors because it represents the taxes which may be payable for the period and the change in deferred taxes during the period, and may reduce cash flow available for use in our business; • Depreciation may be useful to investors because it generally represents the wear and tear on our property and equipment used in our operations; • Amortization expense may be useful to investors because it represents the estimated attrition of our acquired customer base and the diminishing value of product rights; • Stock-based compensation expense may be useful to our investors for determining current cash flow; • Restructuring charges may be useful to our investors in evaluating our core operating performance; • Litigation settlement and related costs, net, may be useful to our investors in evaluating our core operating performance; • Loss on extinguishment of debt may be useful to our investors for determining current cash flow; • Other debt refinancing costs may be useful to our investors in evaluating our core operating performance; • Gain on sale of property and other assets may be useful to our investors in evaluating our core operating performance; • Professional fees related to unsolicited non-binding acquisition offer may be useful to our investors in evaluating our core operating performance; • Guaymas fire related expenses may be useful to our investors in evaluating our core operating performance; • Other fire related expenses may be useful to our investors in evaluating our core operating performance; • Insurance recoveries related to loss on operating assets (property and equipment, inventories, and other assets) may be useful to our investors in evaluating our core operating performance; • Insurance recoveries related to business interruption may be useful to our investors in evaluating our core operating performance; and • Purchase accounting inventory step-ups may be useful to our investors as they do not necessarily reflect the current or on-going cash charges related to our core operating performance.
We evaluate other intangible assets for recoverability considering undiscounted cash flows when significant changes in conditions occur, and recognize impairment losses, if any, based upon the estimated fair value of the assets. 37 Table of Contents Accounting for Stock-Based Compensation We measure and recognize compensation expense for share-based payment transactions to our employees and non-employees at their estimated fair value.
We evaluate other intangible assets for recoverability considering undiscounted cash flows when significant changes in conditions occur, and recognize impairment losses, if any, based upon the estimated fair value of the assets. Accounting for Stock-Based Compensation We measure and recognize compensation expense for share-based payment transactions to our employees and non-employees at their estimated fair value.
See Note 2, Note 10, and Note 11 to our consolidated financial statements included in Part IV, Item 15(a) of this Form 10-K for further information.
See Note 2 to our consolidated financial statements included in Part IV, Item 15(a) of this Form 10-K for further information.
The Amended Forward Interest Rate Swaps weighted average fixed rate was 1.7% as a result of the difference between U.S. dollar-one month LIBOR and one month Term SOFR. See Note 1, Note 4, and Note 10 to our consolidated financial statements included in Part IV, Item 15(a) of this Form 10-K for further information.
The Amended Forward Interest Rate Swaps weighted average fixed rate is 1.7%, as a result of the difference between U.S. dollar-one month LIBOR and one month Term SOFR. See Note 1, Note 3, and Note 9 to our consolidated financial statements included in Part IV, Item 15(a) of this Form 10-K for further information.
Non-GAAP Financial Measures Adjusted earnings before interest, taxes, depreciation, amortization, stock-based compensation expense, restructuring charges, professional fees related to unsolicited non-binding acquisition offer, Guaymas fire related expenses, other fire related 30 Table of Contents expenses, insurance recoveries related to loss on operating assets, insurance recoveries related to business interruption, inventory purchase accounting adjustments, loss on extinguishment of debt, and other debt refinancing costs (“Adjusted EBITDA”) was $116.6 million and $101.5 million for the years ended December 31, 2024 and December 31, 2023, respectively.
Non-GAAP Financial Measures Adjusted earnings before interest, taxes, depreciation, amortization, stock-based compensation expense, restructuring charges, professional fees related to unsolicited non-binding acquisition offer, Guaymas fire related expenses, other fire related expenses, insurance recoveries related to loss on operating assets, insurance recoveries related to business interruption, 32 Table of Contents inventory purchase accounting adjustments, loss on extinguishment of debt, and other debt refinancing costs (“Adjusted EBITDA”) was $135.6 million and $116.6 million for the years ended December 31, 2025 and December 31, 2024, respectively.
See Note 3 to our consolidated financial statements included in Part IV, Item 15(a) of this Form 10-K for further information.
See Note 1 and Note 15 to our consolidated financial statements included in Part IV, Item 15(a) of this Form 10-K for further information.
(“Spirit”), and Viasat, Inc. (“Viasat”). The revenues from Boeing, Lockheed, Northrop, RTX, Spirit, and Viasat are diversified over a number of commercial, military and space programs and some of which were generated by both operating segments. Gross Profit Gross profit consists of net revenues less cost of sales.
The revenues from Boeing, Lockheed, Northrop, and RTX are diversified over a number of commercial, military and space programs and some of which were generated by both operating segments. Gross Profit Gross profit consists of net revenues less cost of sales.
Inventories Inventories are stated at the lower of cost or net realizable value with cost being determined using a moving average cost basis for raw materials and actual cost for work-in-process and finished goods. The majority of our inventory is charged to cost of sales as raw materials are placed into production.
Inventories Inventories are stated at the lower of cost or net realizable value with cost being determined using a moving average cost basis for raw materials and actual cost for work-in-process and finished goods. The majority of our inventory is charged to cost of sales as raw materials are allocated to a customer order.
Since Boeing is one of our largest customers, if Boeing is unable to meet the full compliance of the FAA’s required quality control procedures, and/or recover from the impact of the labor strike in the near term, it could have a material adverse impact on our business, results of operations and financial condition.
Since Boeing is one of our largest customers, if Boeing is unable to meet the full compliance of the FAA’s required quality control procedures, and/or recover from the impact of a labor strike, which extended from early August 2025 to mid-November 2025, in the near term, it could have a material adverse impact on our business, results of operations and financial condition.
Item 7. MANAGEMENT’S DISCUSSION AND ANALYSIS OF FINANCIAL CONDITION AND RESULTS OF OPERATIONS Overview Ducommun Incorporated (“Ducommun,” “the Company,” “we,” “us” or “our”) is a leading global provider of engineering and manufacturing services for high-performance products and high-cost-of failure applications used primarily in the aerospace and defense (“A&D”), industrial, medical, and other industries (“Industrial”).
Item 7. MANAGEMENT’S DISCUSSION AND ANALYSIS OF FINANCIAL CONDITION AND RESULTS OF OPERATIONS Overview Ducommun Incorporated (“Ducommun,” “the Company,” “we,” “us” or “our”) is a leading designer and manufacturer of and provider of manufacturing solutions for high-performance products often used in high-cost-of failure applications primarily in the aerospace and defense (“A&D”), industrial, medical, and other industries (collectively, “Industrial”).
In November 2021, we entered into derivative contracts, U.S. dollar-one month LIBOR forward interest rate swaps designated as cash flow hedges, all with an effective date of January 1, 2024, for an aggregate total notional amount of $150.0 million, weighted average fixed rate of 1.8%, and all terminating on January 1, 2031 (“Forward Interest Rate Swaps”).
Derivatives In November 2021, we entered into U.S. dollar-one month London Interbank Offered Rate (“LIBOR”) forward interest rate swaps designated as cash flow hedges, all with an effective date of January 1, 2024, for an aggregate total notional amount of $150.0 million, weighted average fixed rate of 1.8%, and all terminating on January 1, 2031 (“Forward Interest Rate Swaps”).
In April 2022, management approved and commenced a restructuring plan that will position us for stronger performance. The restructuring plan mainly reduces headcount and consolidate facilities. As a result of this restructuring plan, we analyzed the need to write-down inventory and impair long-lived assets, including operating lease right-of-use assets.
Restructuring In April 2022, management approved and commenced a restructuring plan that was intended to position us for stronger performance. The restructuring plan mainly reduced headcount and consolidated facilities. As a result of this restructuring plan, we analyzed the need to write-down inventory and impair long-lived assets, including operating lease right-of-use assets.
As of December 31, 2024, we were in compliance with all covenants required under the 2022 Credit Facilities. See Note 10 to our consolidated financial statements included in Part IV, Item 15(a) of this Form 10-K for further information.
As of December 31, 2025, we were in compliance with 36 Table of Contents all covenants required under the 2025 Credit Facilities. See Note 9 to our consolidated financial statements included in Part IV, Item 15(a) of this Form 10-K for further information.
The majority of our revenues are recognized over time, however, for revenue contracts where revenue is recognized using the point in time method, inventory is not reduced until it is shipped or transfer of control to the customer has occurred. Our ending inventory consists of raw materials, work-in-process, and finished goods.
The majority of our revenues are recognized over time, however, for revenue contracts where revenue is recognized using the point in time method, inventory is not reduced until control of the goods transfers to our customer. Our ending inventory consists of raw materials, work-in-process, and finished goods.
The Forward Interest Rate Swaps were based on U.S. dollar-one month LIBOR and were amended to be based on one month Term SOFR as borrowings using LIBOR are no longer available under the 2022 Credit Facilities.
The Forward Interest Rate Swaps were based on U.S. dollar-one month LIBOR and were amended to be based on one month Term Secured Overnight Financing Rate (“SOFR”) as borrowings using LIBOR were no longer available under the 2022 Credit Facilities.
Cost of sales includes the cost of production of finished products and other expenses related to inventory management, manufacturing quality, and order fulfillment. Gross profit margin increased to 25.1% in 2024 compared to 21.6% in 2023.
Cost of sales includes the cost of production of finished products and other expenses related to inventory management, manufacturing quality, and order fulfillment. Gross profit margin increased to 26.9% in 2025 compared to 25.1% in 2024.
See Note 1 to our consolidated financial statements included in Part IV, Item 15(a) of this Form 10-K for additional accounting policies. Revenue Recognition Our customers typically engage us to manufacture products based on designs and specifications provided by the end-use customer. This requires the building of tooling and manufacturing first article inspection products (prototypes) before volume manufacturing.
See Note 1 to our consolidated financial statements included in Part IV, Item 15(a) of this Form 10-K for additional accounting policies. Revenue Recognition Our customers typically engage us to manufacture products based on designs and specifications provided by the end-use customer.
We made the mandatory quarterly amortization payments under our term loans of $7.8 million and $6.3 million during 2024 and 2023, respectively. As of December 31, 2024, we had $191.0 million of unused borrowing capacity under the 2022 Revolving Credit Facility, after deducting $0.2 million for standby letters of credit.
We made the mandatory quarterly amortization payments under our term loans of $9.4 million and $7.8 million during 2025 and 2024, respectively. As of December 31, 2025, we had $344.8 million of unused borrowing capacity under the 2025 Revolving Credit Facility, after deducting $0.2 million for standby letters of credit.
Cash generated from operations and bank borrowing capacity is expected to provide sufficient liquidity to meet our obligations during the next twelve months from the date of issuance of these financial statements. Cash Flow Summary 2024 Compared to 2023 Net cash provided by operating activities during 2024 was $34.2 million, compared to $31.1 million during 2023.
Cash generated from operations and bank borrowing capacity is expected to provide sufficient liquidity to meet our obligations during the next twelve months from the date of issuance of these financial statements. 37 Table of Contents Cash Flow Summary 2025 Compared to 2024 Net cash used in operating activities during 2025 was $33.4 million, compared to net cash provided by operating activities of $34.2 million during 2024.
When revenue is recognized before we bill our customer, a contract asset is created for the work performed but not yet billed. Similarly, when we receive payment before we ship our products to our customer and have met the shipping terms, a contract liability is created for the advance or progress payment.
When revenue is recognized before we bill our customer, a contract asset is created for the work performed but not yet billed. Similarly, when we receive payment before we recognized revenue, a contract liability is created for the advance or progress payment.
(2) 2024, 2023, and 2022 included $0.5 million, $0.5 million, and $0.2 million, respectively, of stock-based compensation expense recorded as cost of sales. 32 Table of Contents (3) 2024, 2023, and 2022 included $1.2 million, $0.3 million, and $0.5 million, respectively, of restructuring charges that were recorded as cost of sales.
(2) 2025, 2024, and 2023 each included $0.5 million of stock-based compensation expense recorded as cost of sales. (3) 2025, 2024, and 2023 included zero, $1.2 million, and $0.3 million, respectively, of restructuring charges that were recorded as cost of sales.
The increase in backlog was primarily in the military and space end-use markets; partially offset by a decrease in the commercial aerospace end-use markets and industrial end-use markets. $751.0 million of total backlog is expected to be delivered over the next 12 months.
The increase in backlog was primarily in the military and space and commercial aerospace end-use markets. $844.0 million of total backlog is expected to be delivered over the next 12 months.
Structural Systems Structural Systems’ net revenues in 2024 compared to 2023 increased $28.3 million primarily due to the following: • $26.2 million higher revenues in commercial aerospace end-use markets due to growth in Airbus, higher rates on rotary-wing aircraft, and business jet platforms; and • $2.1 million higher revenues in military and space end-use markets due to higher rates on selected rotary-wing aircraft and ground vehicles platforms, partially offset by lower rates on selected missile platforms.
Structural Systems Structural Systems’ net revenues in 2025 compared to 2024 increased $6.9 million, primarily due to the following: • $16.3 million higher revenues in military and space end-use markets due to higher rates on selected rotary-wing aircraft, missile, and ground vehicles platforms, partially offset by lower rates on selected fixed-wing aircraft platforms; partially offset by • $9.4 million lower revenues in commercial aerospace end-use markets due to lower revenues from Boeing and lower rates on rotary-wing aircraft platforms, partially offset by growth in Airbus.
We differentiate ourselves as a full-service solution-based provider, offering a wide range of value-added products and services in our primary businesses of electronics, structures and integrated solutions. We operate through two primary business segments: Electronic Systems and Structural Systems, each of which is a reportable segment.
Ducommun differentiates itself as a full-service solution-based provider, offering innovative, value-added proprietary products and manufacturing solutions to our customers in our primary businesses of electronics, structures and integrated solutions. We operate through two primary business segments: Electronic Systems and Structural Systems, each of which is a reportable segment.
The primary method used to estimate the standalone selling price is the expected cost plus a margin approach, under which we forecast our expected costs of satisfying a performance obligation and then add an appropriate margin for that distinct good or service. We manufacture most products to customer specifications, and the product cannot be easily modified for another customer.
The primary 38 Table of Contents method used to estimate the standalone selling price is the expected cost plus a margin approach, under which we forecast our expected costs of satisfying a performance obligation and then add an appropriate margin for that distinct good or service.
The loss of production from the Guaymas performance center was absorbed by our other existing performance centers, however, we have reestablished and are in the process of ramping up our manufacturing capabilities in a different leased facility in Guaymas.
The loss of production from the Guaymas performance center was absorbed by our other existing performance centers, however, we have reestablished our operations and are in the process of certification with various customers and ramping up our manufacturing capabilities in a different leased facility in Guaymas. We have insurance coverage up to a capped amount, less our deductible.
Reconciliations of net income to Adjusted EBITDA and the presentation of Adjusted EBITDA as a percentage of net revenues were as follows: (Dollars in thousands) Years Ended December 31, 2024 2023 2022 Net income $ 31,495 $ 15,928 $ 28,789 Interest expense 15,304 20,773 11,571 Income tax expense 5,412 451 4,533 Depreciation 16,328 15,473 14,535 Amortization 17,110 17,098 16,886 Stock-based compensation expense (1)(2) 17,836 15,045 10,744 Restructuring charges (3) 7,656 14,855 6,686 Professional fees related to unsolicited non-binding acquisition offer 3,145 — — Guaymas fire related expenses — 3,896 4,466 Other fire related expenses — 477 — Insurance recoveries related to loss on operating assets — (5,724) — Insurance recoveries related to business interruption — (2,289) (5,400) Inventory purchase accounting adjustments (4)(5) 2,269 5,531 1,381 Loss on extinguishment of debt — — 295 Other debt refinancing costs — — 224 Adjusted EBITDA $ 116,555 $ 101,514 $ 94,710 Net income as a % of net revenues 4.0 % 2.1 % 4.0 % Adjusted EBITDA as a % of net revenues 14.8 % 13.4 % 13.3 % (1) 2024, 2023, and 2022 included $3.7 million, $2.7 million, and $1.2 million, respectively, of stock-based compensation expense for awards with both performance and market conditions that will be settled in cash.
Reconciliations of net income to Adjusted EBITDA and the presentation of Adjusted EBITDA as a percentage of net revenues were as follows: 34 Table of Contents (Dollars in thousands) Years Ended December 31, 2025 2024 2023 Net (loss) income $ (33,938) $ 31,495 $ 15,928 Interest expense 12,676 15,304 20,773 Income tax (benefit) expense (9,877) 5,412 451 Depreciation 16,358 16,328 15,473 Amortization 17,299 17,110 17,098 Stock-based compensation expense (1)(2) 24,520 17,836 15,045 Restructuring charges (3) 2,237 7,656 14,855 Litigation settlement and related costs, net 107,305 — — Loss on extinguishment of debt 581 — — Other debt refinancing costs 152 — — Gain on sale of property and other assets (1,746) — — Professional fees related to unsolicited non-binding acquisition offer — 3,145 — Guaymas fire related expenses — — 3,896 Other fire related expenses — — 477 Insurance recoveries related to loss on operating assets — — (5,724) Insurance recoveries related to business interruption — — (2,289) Inventory purchase accounting adjustments (4) — 2,269 5,531 Adjusted EBITDA $ 135,567 $ 116,555 $ 101,514 Net (loss) income as a % of net revenues (4.1) % 4.0 % 2.1 % Adjusted EBITDA as a % of net revenues 16.4 % 14.8 % 13.4 % (1) 2025, 2024, and 2023 included $3.0 million, $3.7 million, and $2.7 million, respectively, of stock-based compensation expense for awards with both performance and market conditions that will be settled in cash.
Management’s Discussion and Analysis of Financial Condition and Results of Operations in our 2023 Form 10-K filed with the SEC on February 22, 2024.
Management’s Discussion and Analysis of Financial Condition and Results of Operations in our 2024 Form 10-K filed with the SEC on February 27, 2025 for a comparison of our results of operations for the 2024 fiscal year to the 2023 fiscal year.
Electronic Systems Electronic Systems’ net revenues in 2024 compared to 2023 increased $1.2 million primarily due to the following: 29 Table of Contents • $14.0 million higher revenues in our military and space end-use markets due to higher rates on selected missile, electronic warfare, radar, and naval and submarine platforms, partially offset by lower rates on selected fixed-wing aircraft platforms; partially offset by • $2.4 million lower revenues in our commercial aerospace end-use markets due to lower revenues from in-flight entertainment, partially offset by higher rates on large aircraft and business jet platforms.
Electronic Systems Electronic Systems’ net revenues in 2025 compared to 2024 increased $31.3 million, primarily due to the following: • $43.7 million higher revenues in our military and space end-use markets due to higher rates on selected missile, classified program, fixed-wing aircraft, and radar platforms, partially offset by lower rates on selected electronic warfare platforms; partially offset by 31 Table of Contents • $15.3 million lower revenues in our commercial aerospace end-use markets due to lower rates on large aircraft platforms and lower revenues from in-flight entertainment.
We expect to spend a total of $23.0 million to $25.0 million for capital expenditures in 2025, financed by cash generated from operations, principally to support both growth in existing programs as well as new contract awards in Electronic Systems and Structural Systems.
Capital Expenditures We expect to spend a total of $20.0 million to $24.0 million for capital expenditures in 2026, financed by cash generated from operations, principally to support new contract awards in Electronic Systems and Structural Systems.
The increase in net income in 2024 compared to 2023 was primarily due to higher gross profit of $34.1 million, lower restructuring charges of $7.2 million (including the portion recorded in cost of sales which increased $0.9 million), and lower interest expense of $5.5 million, partially offset by higher SG&A expenses of $18.9 million, lower other income, net of $8.2 million, and higher income tax expense of $5.0 million. 28 Table of Contents Business Segment Performance We report our financial performance based upon the two reportable operating segments: Electronic Systems and Structural Systems.
The decrease in net income in 2025 compared to 2024 was primarily due to higher litigation settlement and related costs, net of $107.3 million and higher SG&A expenses of $5.8 million, partially offset by higher gross profit of $24.4 million, lower income tax expense of $15.3 million, and lower restructuring charges of $5.4 million (including the portion recorded in cost of sales, which decreased $1.2 million). 30 Table of Contents Business Segment Performance We report our financial performance based upon the two reportable operating segments: Electronic Systems and Structural Systems.
We record interest and penalty charges, if any, related to uncertain tax positions as a component of tax expense and unrecognized tax benefits. The amounts accrued for interest and penalty charges as of December 31, 2024 and 2023 were not significant. If recognized, $2.5 million would affect the effective income tax rate.
Our unrecognized tax benefits were $5.0 million and $4.5 million in 2025 and 2024, respectively. We record interest and penalty charges, if any, related to uncertain tax positions as a component of tax expense and unrecognized tax benefits. The amounts accrued for interest and penalty charges as of December 31, 2025 and 2024 were not significant.
As part of our strategic plan to become a supplier of higher-level assemblies and win new contract awards, additional up-front investment in tooling will be required for newer programs which have higher engineering content and higher levels of complexity in assemblies. We believe the ongoing aerospace and defense subcontractor consolidation makes acquisitions an increasingly important component of our future growth.
As part of our strategic plan to become a supplier of higher-level assemblies and win new contract awards, additional up-front investment in tooling will be required for newer programs which have higher engineering content and higher levels of complexity in assemblies.
Net Income and Earnings per Diluted Share Net income and earnings per diluted share for 2024 were $31.5 million, or $2.10 per diluted share, compared to net income and earnings per diluted share for 2023 of $15.9 million, or $1.14 per diluted share.
Net (Loss) Income and (Loss) Earnings per Diluted Share Net loss and loss per share for 2025 were $33.9 million, or $2.27 per share, respectively, compared to net income and earnings per diluted share for 2024 of $31.5 million, or $2.10 per diluted share, respectively.
As such, these products are deemed to have no alternative use once the manufacturing process begins. In the event the customer invokes a termination for convenience clause, we would be entitled to costs incurred to date plus a reasonable profit. Contract costs typically include labor, materials, overhead, and when applicable, subcontractor costs.
In the event the customer invokes a termination for convenience clause, we would be entitled to costs incurred to date plus a reasonable profit. Contract costs typically include labor, materials, overhead, and when applicable, subcontractor costs.
Management’s Discussion and Analysis of Financial Condition and Results of Operations in our 2023 Form 10-K filed with the SEC on February 22, 2024.
Management’s Discussion and Analysis of Financial Condition and Results of Operations in our 2024 Form 10-K filed with the SEC on February 27, 2025 for our cash flow summary for the 2024 fiscal year to the 2023 fiscal year.
LIQUIDITY AND CAPITAL RESOURCES Available Liquidity Total debt, the weighted-average interest rate, cash and cash equivalents and available credit facilities were as follows: 33 Table of Contents (Dollars in millions) December 31, 2024 2023 Total debt, including short-term portion $ 243.2 $ 266.0 Weighted-average interest rate on debt 7.25 % 7.53 % Term Loans interest rate 7.02 % 6.93 % Cash and cash equivalents $ 37.1 $ 42.9 Unused Revolving Credit Facility $ 191.0 $ 176.0 In July 2022, we completed a refinancing of all our existing debt by entering into a new term loan (“2022 Term Loan”) and a new revolving credit facility (“2022 Revolving Credit Facility”).
LIQUIDITY AND CAPITAL RESOURCES Available Liquidity Total debt, the weighted-average interest rate, cash and cash equivalents and available credit facilities were as follows: (Dollars in millions) December 31, 2025 2024 Total debt, including short-term portion $ 305.0 $ 243.2 Weighted-average interest rate on debt 6.10 % 7.25 % Term Loans interest rate 5.81 % 7.02 % Cash and cash equivalents $ 45.3 $ 37.1 Unused Revolving Credit Facility $ 344.8 $ 191.0 Credit Facilities On November 24, 2025, we completed a refinancing of our existing debt by entering into a new senior secured term loan (“2025 Term Loan”) and a new revolving credit facility (“2025 Revolving Credit Facility”).
We believe we have adequately accrued for tax deficiencies or reductions in tax benefits, if any, that could result from the examination and all open audit years.
We believe we have adequately accrued for tax deficiencies or reductions in tax benefits, if any, that could result from the examination and all open audit years. On July 4, 2025, the U.S. enacted the One Big Beautiful Bill Act (“OBBBA”).
The year-over-year increase was primarily due to the following: • $23.8 million higher revenues in our commercial aerospace end-use markets due to growth in Airbus, higher rates on rotary-wing aircraft and growth in business jet platforms, partially offset by lower revenues from in-flight entertainment; and 26 Table of Contents • $16.1 million higher revenues in our military and space end-use markets due to higher rates on selected missile, electronic warfare, radar, and naval and submarine platforms, partially offset by lower rates on selected fixed-wing aircraft platforms.
The year-over-year increase was primarily due to the following: • $60.0 million higher revenues in our military and space end-use markets due to higher rates on selected missile, classified program, rotary-wing aircraft, fixed-wing aircraft, and radar platforms; partially offset by • $24.8 million lower revenues in our commercial aerospace end-use markets due to lower revenues from Boeing and in-flight entertainment, and lower rates on rotary-wing aircraft platforms.
This notification was followed by the FAA announcing actions to increase its oversight of Boeing as well as not approving production rate increases or additional production lines for the 737 MAX until it is satisfied that Boeing is in full compliance with required quality control procedures.
In early January 2024, the Federal Aviation Administration (“FAA”) initiated an investigation into Boeing’s quality control system, which was followed by the agency announcing actions to increase its oversight of Boeing as well as not approving production rate increases or additional production lines for the 737 MAX until it was satisfied that Boeing attained full compliance with required quality control procedures.
A contract’s transaction price is allocated to each distinct performance obligation and recognized as revenue when, or as, control is transferred and the performance obligation is satisfied. The majority of our contracts have a single performance obligation as the promise to transfer the individual goods or services are highly interrelated or met the series guidance.
The majority of our contracts have a single performance obligation as the promise to transfer the individual goods or services are highly interrelated or met the series guidance.
We review the value of the production cost of contracts on a 36 Table of Contents quarterly basis to ensure when added to the estimated cost to complete, the value is not greater than the estimated realizable value of the related contracts.
We review the value of the production cost of contracts on a quarterly basis to ensure when added to the estimated cost to complete, the value is not greater than the estimated realizable value of the related contracts. Goodwill Goodwill is evaluated for impairment on an annual basis on the first day of the fourth fiscal quarter.
In conjunction with the closing of the 2022 Credit Facilities, we utilized the entire $250.0 million of proceeds from the 2022 Term Loan plus our existing cash on hand to pay off our entire debt balance outstanding of $254.2 million under our prior credit facilities.
In conjunction with the closing of the 2025 Credit Facilities, we utilized the entire $200.0 million of proceeds from the 2025 Term Loan combined with drawing down on the 2025 Revolving Credit Facility to pay off our entire debt balance outstanding of $320.0 million under the 2022 Credit Facilities.
The higher net cash provided by operating activities during 2024 was primarily due to higher net income, higher accounts payable mainly due to timing of payments, and lower inventories due to higher revenues, partially offset by higher contract assets due to higher revenues and lower contract liabilities due to lower net progress payments.
The lower net cash provided by operating activities during 2025 was primarily due to higher contract assets as a result of higher revenues, lower net income as a result of the litigation settlement and related costs, net, and higher accounts receivable, partially offset by higher contract liabilities and lower inventories.
The following table summarizes our business segment performance for 2024 and 2023: % (Dollars in thousands) Years Ended December 31, % of Net Revenues % of Net Revenues Change 2024 2023 2024 2023 Net Revenues Electronic Systems 0.3 % $ 431,363 $ 430,136 54.8 % 56.8 % Structural Systems 8.7 % 355,188 326,856 45.2 % 43.2 % Total Net Revenues 3.9 % $ 786,551 $ 756,992 100.0 % 100.0 % Segment Operating Income Electronic Systems $ 73,666 $ 42,086 17.1 % 9.8 % Structural Systems 24,964 23,460 7.0 % 7.2 % 98,630 65,546 Corporate General and Administrative Expenses (1) (46,419) (36,629) (5.9) % (4.8) % Total Operating Income $ 52,211 $ 28,917 6.6 % 3.8 % Adjusted EBITDA Electronic Systems Operating Income $ 73,666 $ 42,086 Other Income — 222 Depreciation and Amortization 14,455 14,276 Stock-Based Compensation Expense 351 462 Restructuring Charges 177 6,412 88,649 63,458 20.6 % 14.8 % Structural Systems Operating Income 24,964 23,460 Depreciation and Amortization 18,696 18,060 Stock-Based Compensation Expense 375 387 Restructuring Charges 7,479 8,334 Inventory Purchase Accounting Adjustments 2,269 5,531 Guaymas Fire Related Expenses — 3,896 Other Fire Related Expenses — 477 53,783 60,145 15.1 % 18.4 % Corporate General and Administrative Expenses (1) Operating Loss (46,419) (36,629) Depreciation and Amortization 287 235 Stock-Based Compensation Expense 17,110 14,196 Restructuring Charges — 109 Professional Fees Related to Unsolicited Non-Binding Acquisition Offer 3,145 — (25,877) (22,089) Adjusted EBITDA $ 116,555 $ 101,514 14.8 % 13.4 % Capital Expenditures Electronic Systems $ 4,908 $ 6,007 Structural Systems 6,281 13,127 Corporate Administration 3,220 — Total Capital Expenditures $ 14,409 $ 19,134 (1) Includes costs not allocated to either the Electronic Systems or Structural Systems operating segments.
The following table summarizes our business segment performance for 2025 and 2024: % (Dollars in thousands) Years Ended December 31, % of Net Revenues % of Net Revenues Change 2025 2024 2025 2024 Net Revenues Electronic Systems 7.3 % $ 462,682 $ 431,363 56.1 % 54.8 % Structural Systems 1.9 % 362,048 355,188 43.9 % 45.2 % Total Net Revenues 4.9 % $ 824,730 $ 786,551 100.0 % 100.0 % Segment Operating Income Electronic Systems $ 82,174 $ 73,666 17.8 % 17.1 % Structural Systems 46,417 24,964 12.8 % 7.0 % 128,591 98,630 Corporate General and Administrative Expenses (1) (160,895) (46,419) (19.5) % (5.9) % Total Operating (Loss) Income $ (32,304) $ 52,211 (3.9) % 6.6 % Adjusted EBITDA Electronic Systems Operating Income $ 82,174 $ 73,666 Depreciation and Amortization 14,302 14,455 Stock-Based Compensation Expense 405 351 Restructuring Charges 141 177 97,022 88,649 21.0 % 20.6 % Structural Systems Operating Income 46,417 24,964 Depreciation and Amortization 18,933 18,696 Stock-Based Compensation Expense 477 375 Restructuring Charges 2,096 7,479 Inventory Purchase Accounting Adjustments — 2,269 67,923 53,783 18.8 % 15.1 % Corporate General and Administrative Expenses (1) Operating Loss (160,895) (46,419) Depreciation and Amortization 422 287 Stock-Based Compensation Expense 23,638 17,110 Other Debt Refinancing Costs 152 — Professional Fees Related to Unsolicited Non-Binding Acquisition Offer — 3,145 Litigation Settlement and Related Costs, Net 107,305 — (29,378) (25,877) Adjusted EBITDA $ 135,567 $ 116,555 16.4 % 14.8 % Capital Expenditures Electronic Systems $ 5,976 $ 4,908 Structural Systems 8,515 6,281 Corporate Administration 166 3,220 Total Capital Expenditures $ 14,657 $ 14,409 (1) Includes costs not allocated to either the Electronic Systems or Structural Systems operating segments.
The deliverables within a customer purchase order are analyzed to determine the number of performance obligations. In addition, at times, in order to achieve economies of scale and based on our customer’s forecasted demand, we may build in advance of receiving a purchase order from our customer.
In addition, at times, in order to achieve economies of scale and based on our customer’s forecasted demand, we may build in advance of receiving a purchase order from our customer. When that occurs, we would not recognize revenue until we have received the customer purchase order.
Contract estimates, known as “estimates at completion,” are based on various assumptions to project the outcome of future events that can span multiple months or years.
A portion of the transaction price is not allocated to the shipping service; however, the cost of shipping and handling are accrued when the related revenue is recognized. Contract estimates, known as “estimates at completion,” are based on various assumptions to project the outcome of future events that can span multiple months or years.
In addition, the 2022 Term Loan requires quarterly amortization payments of 0.625% during year one and year two, 1.250% during year three and year four, and 1.875% during year five of the original outstanding principal balance of the 2022 Term Loan amount, on the last business day each quarter.
The terms of the 2025 Term Loan require us to make installment payments of 0.625% of the initial outstanding principal balance on a quarterly basis during years one and two, 1.250% during years three and four, and 1.875% during year five, on the last business day of each calendar quarter.
Deferred tax assets are evaluated quarterly and are reduced by a valuation allowance if it is more likely than not that some portion or all of the deferred tax assets will not be realized.
Deferred tax assets are evaluated quarterly and are reduced by a valuation allowance if it is more likely than not that some portion or all of the deferred tax assets will not be realized. 40 Table of Contents Tax positions taken or expected to be taken in a tax return are recognized when it is more-likely-than-not, based on technical merits, to be sustained upon examination by taxing authorities.
The 2022 Term Loan is a $250.0 million senior secured loan that matures on July 14, 2027. The 2022 Revolving Credit Facility is a $200.0 million senior secured revolving credit facility that matures on July 14, 2027. The 2022 Term Loan and 2022 Revolving Credit Facility, collectively are the new credit facilities (“2022 Credit Facilities”).
The 2025 Revolving Credit Facility replaced the 2022 Revolving Credit Facility (“2022 Revolving Credit Facility”) which was a $200.0 million senior secured revolving credit facility. The 2025 Term Loan and 2025 Revolving Credit Facility, collectively are the new credit facilities (“2025 Credit Facilities”).
Net Revenues by Major Customers A significant portion of our net revenues are from our top ten customers as follows: Years Ended December 31, 2024 2023 Boeing Company 8.2 % 8.2 % Lockheed Martin Corporation 5.3 % 4.0 % Northrop Grumman Corporation 6.4 % 5.5 % RTX Corporation 18.5 % 16.8 % Spirit AeroSystems Holdings, Inc. 5.7 % 6.4 % Viasat, Inc. 3.0 % 5.5 % Top ten customers (1) 59.7 % 58.7 % (1) Includes The Boeing Company (“Boeing”), Lockheed Martin Corporation (“Lockheed”), Northrop Grumman Corporation (“Northrop”), RTX Corporation (f/k/a Raytheon Technologies Corporation) (“RTX”), Spirit AeroSystems Holdings, Inc.
Net Revenues by Major Customers A significant portion of our net revenues are from our top ten customers as follows: Years Ended December 31, 2025 2024 Boeing Company (1) 13.3 % 13.9 % Lockheed Martin Corporation 4.2 % 5.3 % Northrop Grumman Corporation 5.8 % 6.4 % RTX Corporation (2) 17.9 % 16.4 % Top ten customers (3) 60.7 % 60.1 % (1) The Boeing Company (“Boeing”) completed its acquisition of all of Spirit Aerosystems Holdings, Inc.’s Boeing-related commercial operations, based on Boeing’s announcement on December 8, 2025.
Further, the undrawn portion of the commitment of the 2022 Revolving Credit Facility is subject to a commitment fee ranging from 0.175% to 0.275%, based upon the consolidated total net adjusted leverage ratio, typically paid on a quarterly basis, on the last business day each quarter. However, the 2022 Revolving Credit Facility does not require any principal installment payments.
The terms of the 2025 Revolving Credit Facility do not require us to make installment payments. However, the undrawn portion of the commitment of the 2025 Revolving Credit Facility is subject to a commitment fee ranging from 0.175% to 0.250%, based upon the consolidated total net adjusted leverage ratio.
Restructuring Charges Restructuring charges decreased $7.2 million (including the portion recorded in cost of sales which increased $0.9 million) in 2024 compared to 2023 primarily due to the winding down of the restructuring plan that was approved and commenced in April 2022 that is expected to better position us for stronger performance.
Restructuring Charges Restructuring charges decreased $5.4 million (including the portion recorded in cost of sales, which decreased $1.2 million) in 2025 compared to 2024 primarily due to the completion of the restructuring plan that was approved and commenced in April 2022.
Contracts with our customers generally include a termination for convenience clause. We have a significant number of contracts that are started and completed within the same year, as well as contracts derived from long-term agreements and programs that can span several years.
We have a significant number of contracts that are started and completed within the same year, as well as contracts derived from long-term agreements and programs that can span several years. We recognize revenue under ASC 606, “Revenue from Contracts with Customers” (“ASC 606”), which utilizes a five-step model.
See Note 3 to our consolidated financial statements included in Part IV, Item 15(a) of this Form 10-K for further information. Interest Expense Interest expense decreased in 2024 compared to 2023 primarily due to the interest rate swaps that became effective as of January 1, 2024, along with a lower debt balance.
See Note 1 and Note 15 to our consolidated financial statements included in Part IV, Item 15(a) of this Form 10-K for further information. 29 Table of Contents Interest Expense Interest expense decreased in 2025 compared to 2024 primarily due to lower interest rates along with a lower outstanding debt balance during the year, prior to the payments related to the litigation settlements during the three months ended December 31, 2025.
We are subject to examination by the Internal Revenue Service (“IRS”) for tax years after 2020 and by state taxing authorities for tax years after 2019.
If recognized, $2.8 million would affect the effective income tax rate. We file U.S. Federal and state income tax returns. We are subject to examination by the Internal Revenue Service (“IRS”) for tax years after 2021 and by state taxing authorities for tax years after 2020.
We recognize revenue under ASC 606, “Revenue from 35 Table of Contents Contracts with Customers” (“ASC 606”), which utilizes a five-step model. The definition of a contract for us is typically defined as a customer purchase order as this is when we achieve an enforceable right to payment. The majority of our contracts are firm fixed-price contracts.
The definition of a contract for us is typically defined as a customer purchase order as this is when we achieve an enforceable right to payment. The majority of our contracts are firm fixed-price contracts. The deliverables within a customer purchase order are analyzed to determine the number of performance obligations.
When that occurs, we would not recognize revenue until we have received the customer purchase order. A performance obligation is a promise in a contract to transfer a distinct good or service to the customer and is the unit of account under ASC 606.
A performance obligation is a promise in a contract to transfer a distinct good or service to the customer and is the unit of account under ASC 606. A contract’s transaction price is allocated to each distinct performance obligation and recognized as revenue when, or as, control is transferred and the performance obligation is satisfied.
In June 2020, a fire severely damaged our performance center in Guaymas, Mexico, which is part of our Structural Systems segment. We have insurance coverage and up to a capped amount, expect the damaged items will be covered, less our deductible.
In June 2020, a fire severely damaged our performance center in Guaymas, Mexico, which is part of our Structural Systems segment.
Corporate General and Administrative (“CG&A”) Expenses CG&A expenses in 2024 compared to 2023 increased $9.8 million primarily due to higher professional services fees of $4.6 million, of which $3.1 million was related to the unsolicited non-binding offer to acquire all the common stock outstanding of Ducommun Incorporated, higher stock-based compensation expense of $2.8 million, and higher compensation and benefits costs of $0.8 million.
Corporate General and Administrative (“CG&A”) Expenses CG&A expenses in 2025 compared to 2024 increased $114.5 million primarily due to higher litigation settlement and related costs, net of $107.3 million, higher stock-based compensation expense of $6.5 million, and higher other CG&A expenses of $2.1 million, partially offset by lower professional services fees of $2.9 million.
See Note 2 to our consolidated financial statements included in Part IV, Item 15(a) of this Form 10-K for further information. In May 2023, we completed a public offering of our common stock resulting in net proceeds of $85.1 million.
See Note 15 to our consolidated financial statements included in Part IV, Item 15(a) of this Form 10-K for further information on the litigation settlement and related costs, net. 2024 Compared to 2023 See Item 7.
We will continue to make prudent acquisitions and capital expenditures for manufacturing equipment and facilities to support long-term contracts for commercial and military aircraft and defense programs. We continue to depend on operating cash flow and the availability of our 2022 Credit Facilities to provide short-term liquidity.
Transaction Activity We believe the ongoing aerospace and defense subcontractor consolidation makes acquisitions an increasingly important component of our future growth. We will continue to make prudent acquisitions and capital expenditures for manufacturing equipment and facilities to support long-term contracts for commercial and military aircraft and defense programs.
The Structural Systems operating income in 2024 compared to 2023 increased $1.5 million primarily due to favorable manufacturing volume, lower Guaymas fire related expenses, lower inventory purchase accounting adjustments, partially offset by higher other manufacturing costs and unfavorable product mix.
Structural Systems segment operating income in 2025 compared to 2024 increased $21.5 million primarily due to lower other manufacturing costs and restructuring charges as a result of the completion of the wind down of our Monrovia performance center and higher manufacturing volume, partially offset by unfavorable product mix.
In July 2024, Boeing also pleaded guilty to conspiracy fraud charges, which may result in additional external oversight on its manufacturing and quality control process.
Subsequently, in July 2024, Boeing pleaded guilty to conspiracy fraud charges, which may result in additional external oversight on its manufacturing and quality control processes. More recently, Boeing announced that the FAA cleared Boeing’s plan to raise 737 MAX production from 38 airplanes to 42 airplanes per month.
Selling, General and Administrative (“SG&A”) Expenses SG&A expenses increased $18.9 million in 2024 compared to 2023 primarily due to BLR SG&A expenses of $4.7 million which did not exist for the full year in the prior year period, higher professional services fees of $6.3 million, of which $3.1 million was related to the unsolicited non-binding offer to acquire all the common stock outstanding of Ducommun Incorporated, higher compensation and benefits costs of $3.2 million, and higher stock-based compensation expense of $2.8 million.
Selling, General and Administrative (“SG&A”) Expenses SG&A expenses increased $5.8 million in 2025 compared to 2024 primarily due to higher stock-based compensation expense of $6.7 million and higher other SG&A expenses of $1.2 million, partially offset by lower professional services fees of $2.3 million.
In addition, revenues for our industrial end-use markets for 2024 decreased $10.4 million compared to 2023 mainly due to our selectively pruning non-core business.
In addition, revenues for our industrial end-use markets for 2025 increased $3.0 million compared to 2024 mainly due to restocking and last time buys.
The following table summarizes our backlog for 2024 and 2023: (Dollars in thousands) December 31, Change 2024 2023 Consolidated Ducommun Military and space $ 97,642 $ 624,785 $ 527,143 Commercial aerospace (13,589) 415,905 429,494 Industrial (16,802) 20,129 36,931 Total $ 67,251 $ 1,060,819 $ 993,568 Electronic Systems Military and space $ 61,865 $ 459,546 $ 397,681 Commercial aerospace (11,703) 76,291 87,994 Industrial (16,802) 20,129 36,931 Total $ 33,360 $ 555,966 $ 522,606 Structural Systems Military and space $ 35,777 $ 165,239 $ 129,462 Commercial aerospace (1,886) 339,614 341,500 Total $ 33,891 $ 504,853 $ 470,962 2023 Compared to 2022 See Item 7.
The following table summarizes our backlog for 2025 and 2024: 35 Table of Contents (Dollars in thousands) December 31, Change 2025 2024 Consolidated Ducommun Military and space $ 81,761 $ 706,546 $ 624,785 Commercial aerospace 61,736 477,641 415,905 Industrial (1,367) 18,762 20,129 Total $ 142,130 $ 1,202,949 $ 1,060,819 Electronic Systems Military and space $ 58,181 $ 517,727 $ 459,546 Commercial aerospace 13,740 90,031 76,291 Industrial (1,367) 18,762 20,129 Total $ 70,554 $ 626,520 $ 555,966 Structural Systems Military and space $ 23,580 $ 188,819 $ 165,239 Commercial aerospace 47,996 387,610 339,614 Total $ 71,576 $ 576,429 $ 504,853 2024 Compared to 2023 See Item 7.
Net cash used in financing activities during 2024 was $26.0 million compared to net cash provided by of $99.0 million during 2023.
Net cash provided by financing activities during 2025 was $54.7 million compared to net cash used in financing activities of $26.0 million during 2024. The lower net cash used in financing activities during 2025 was primarily due to higher net borrowings on our revolving credit facility to pay litigation settlement and related costs.
For both reporting units, we performed a quantitative (step one) goodwill impairment analysis. The fair value of our Electronic Systems and Structural Systems segments exceeded their respective carrying values and thus, were not deemed impaired.
This assessment indicated it was not more likely than not that the fair value of both Electronic Systems and Structural Systems exceeded their respective carrying values and thus, goodwill was not deemed to be impaired.
See Note 14 and Note 16 to our consolidated financial statements included in Part IV, Item 15(a) of this Form 10-K for additional information. In April 2023, a fire damaged a relatively small portion of one of our performance centers in our Structural Systems reporting segment.
See Note 14 to our consolidated financial statements included in Part IV, Item 15(a) of this Form 10-K for further information. The OBBBA also provides a supplementary $156 billion to the DoW for obligations through 2029.
The increase in gross margin percentage year-over-year was primarily due to a higher mix of engineered products, strategic value pricing actions and the benefits of the restructuring plan.
The increase in gross margin percentage year-over-year was primarily due to lower other manufacturing costs and restructuring charges as a result of the completion of the wind down of our Monrovia performance center, and higher manufacturing volume.
Acquisition related costs are not included as components of consideration transferred but instead, expensed as incurred and are included in selling, general and administrative expenses in our consolidated statements of income. See Note 2 to our consolidated financial statements included in Part IV, Item 15(a) of this Form 10-K.
While we have completed the restructuring plan and recorded all incurred expenses as of December 31, 2025, we will be making payments related to such plan during 2026. See Note 2 to our consolidated financial statements included in Part IV, Item 15(a) of this Form 10-K for further information.
Income Tax Expense We recorded an income tax expense of $5.4 million (an effective tax rate of 14.7%) in 2024, compared to $0.5 million (an effective tax rate of 2.8%) in 2023.
See Note 15 to our consolidated financial statements included in Part IV, Item 15(a) of this Form 10-K for further information. Income Tax (Benefit) Expense We recorded an income tax benefit of $9.9 million (an effective tax rate of 22.5%) in 2025, compared to an income tax expense of $5.4 million (an effective tax rate of 14.7%) in 2024.
In addition, revenues for our industrial end-use markets for 2024 decreased $10.4 million compared to 2023 mainly due to our selectively pruning non-core business. Electronic Systems segment operating income in 2024 compared to 2023 increased $31.6 million primarily due to higher engineered products revenues, strategic value pricing actions and the benefits of the restructuring plan.
In addition, revenues for our industrial end-use markets for 2025 increased $3.0 million compared to 2024 mainly due to restocking and last time buys. Electronic Systems segment operating income in 2025 compared to 2024 increased $8.5 million primarily due to higher manufacturing volume and favorable product mix.