Slides
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Consolidated Financial Results First Half , 2026 Resonac Holdings Corporation Director & Managing Corporate Officer Hideki Somemiya , CFO Aug. 6 , 2026 RESONAC
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©Resonac Holdings Corporation All Rights Reserved. 2 Key Takeaways 01 02 Core operating profit increased compared to 2025 1H (2.6x YoY) - Driven primarily by strong profit growth in the Semiconductor and Electronic Materials segment and the Chemicals segment 03 Revenue and core operating profit of the Semiconductor and Electronic Materials segment reached a record high on a quarterly basis 2026 forecast revised upward significantly - Core operating profit: ¥196.0 billion (+40%*) - EBITDA margin: 24.4% (+6.5 p*) * vs. forecast released Feb. 13, 2026
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©Resonac Holdings Corporation All Rights Reserved. 3 Table of Contents 1. 2026 1H Consolidated Financial Results 2. 2026 Performance Forecast
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©Resonac Holdings Corporation All Rights Reserved. 4 Highlights 2026 1H Increase/Decrease Revenue 676.9 34.8 5% Core operating profit 88.8 54.2 157% Profit attributable to owners of the parent 48.5 28.8 147% 2026 1H vs. 2025 1H Major Indicators Increase/Decrease 16.9 3% 14.8 20% 10.5 28% • Revenue increased despite the impact of business transfers • Core operating profit increased significantly, driven by strong performance in Semiconductor and Electronic Materials and a reduction in losses from the graphite electrode business Dec. 31, 2025 Jun. 30, 2026 Increase/Decrease Adjusted net D/E ratio (Times)*3 0.83 0.65 (0.18) 2025 1H 2026 1H Increase/Decrease EBITDA margin*2 12.8% 19.8% 7.1p *1 Released May 13, 2026 *2 {Core operating profit + Depreciation and amortization (related to core operating profit} / Revenue *3 {(Bonds and borrowings + Lease liabilities) - Cash and cash equivalents - 50% of subordinated loan } / (Total equity attributable to owners of the parent + 50% of subordinate loan); evaluates 50% of subordinated loan as equity capital, based on the credit rating given by Japan Credit Rating Agency, Ltd. on July 29, 2024 (Unit: Billions of Yen) 2026 1H Results vs. Forecast*1
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©Resonac Holdings Corporation All Rights Reserved. 5 (Unit: Billions of Yen) Consolidated Financial Summary (2025 1H vs. 2026 1H) 2025 1H 2026 1H Increase/ Decrease Revenue 642.1 676.9 34.8 Core operating profit 34.6 88.8 54.2 Non-recurring items (2.0) (15.4) (13.5) Operating profit (IFRS) 32.6 73.3 40.7 Financial income/costs (7.8) (5.2) 2.6 Equity in earnings 5.6 4.7 (0.9) Profit before tax 30.4 72.8 42.3 Profit 19.9 49.0 29.1 Profit attributable to owners of the parent 19.7 48.5 28.8 2025 1H 2026 1H Increase/ Decrease Revenue 492.2 546.8 54.6 Core operating profit 35.4 84.9 49.5 EBITDA*1 80.0 127.7 47.7 EBITDA margin 16.3% 23.4% 7.1p (Unit: Billions of Yen) Core operating profit: calculated as operating profit (IFRS) excluding certain gains and costs attributable to non-recurring factors. Non-recurring items include Other income, Other expenses and impairment losses (included in Cost of sales and Selling, general and administrative expenses) Profit before tax: Operating profit (IFRS)+ Financial income - Financial costs + Equity in earnings Without Crasus Chemical (Olefins & Derivatives)IFRS EBITDA*1 82.1 134.3 52.2 EBITDA margin 12.8% 19.8% 7.1p Dec. 31, 2025 Jun. 30, 2026 Increase/Decrease Adjusted net D/E ratio (Times)*2 0.83 0.65 (0.18) *1 Core operating profit + Depreciation and amortization (related to core operating profit) *2 {(Bonds and borrowings + Lease liabilities) - Cash and cash equivalents - 50% of subordinated loan } / (Total equity attributable to owners of the parent + 50% of subordinate loan); evaluates 50% of subordinated loan as equity capital, based on the credit rating given by Japan Credit Rating Agency, Ltd. on July 29, 2024 • Core operating profit and profit attributable to owners of the parent increased significantly • EBITDA margin without Crasus Chemical reached 20%
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©Resonac Holdings Corporation All Rights Reserved. 6 38.9 23.4 (37.4) 5.9 23.5 34.6 88.8 2025 1H Sales volume Sales price Variable/Fixed cost Foreign exchange rate Others 2026 1H 0.0 20.0 40.0 60.0 80.0 100.0 120.0 Breakdown of Core Operating Profit Changes (2025 1H vs. 2026 1H) (Unit: Billions of Yen) Segment 2025 1H Sales volume Sales price Variable/ Fixed cost Foreign exchange rate* Others 2026 1H Semiconductor and Electronic Materials 42.5 31.6 3.4 (9.9) 5.6 8.2 81.5 Mobility 1.3 0.1 2.0 (1.0) 0.1 1.7 4.3 Innovation Enabling Materials 4.9 2.1 0.4 (1.2) 0.2 (0.2) 6.3 Chemicals (8.2) 5.5 (2.4) (1.9) (0.1) 6.4 (0.6) Crasus Chemical (0.8) (0.3) 19.9 (23.5) - 8.6 3.8 Others/Adjustments (5.2) - - - - (1.4) (6.5) Total 34.6 38.9 23.4 (37.4) 5.9 23.5 88.8 • Sales volume growth in Semiconductor and Electronic Materials and Chemicals drove core operating profit growth • Variable/Fixed cost decreased due to the increase in naphtha prices (Unit: Billions of Yen) *Foreign exchange rate impact related to Crasus Chemical is included in sales price and variable/fixed cost
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©Resonac Holdings Corporation All Rights Reserved. 7 Segment Breakdown (2025 1H vs. 2026 1H) Segment 2025 1H 2026 1H Increase/Decrease Semiconductor and Electronic Materials Revenue 230.7 299.0 68.3 30% Core operating profit 42.5 81.5 39.0 92% Mobility Revenue 89.7 84.6 (5.0) (6%) Core operating profit 1.3 4.3 3.0 227% Innovation Enabling Materials Revenue 44.9 50.0 5.1 11% Core operating profit 4.9 6.3 1.4 27% Chemicals Revenue 78.4 91.8 13.4 17% Core operating profit (8.2) (0.6) 7.5 - Crasus Chemical (Olefins & Derivatives) Revenue 149.9 130.1 (19.8) (13%) Core operating profit (0.8) 3.8 4.6 - Others/ Adjustments Revenue 48.5 21.4 (27.1) (56%) Core operating profit (5.2) (6.5) (1.4) - Total Revenue 642.1 676.9 34.8 5% Core operating profit 34.6 88.8 54.2 157% (Unit: Billions of Yen) Segment 2025 1H 2026 1H Increase/ Decrease Semiconductor and Electronic Materials 27.8% 35.2% 7.4p Mobility 9.6% 10.7% 1.1p Innovation Enabling Materials 17.3% 18.5% 1.2p Chemicals (1.2%) 7.4% 8.7p Crasus Chemical 1.4% 5.0% 3.7p Others/ Adjustments 1.2% (11.7%) (12.9p) Total 12.8% 19.8% 7.1p Revenue, Core operating profit EBITDA margin • The Semiconductor and Electronic Materials segment achieved significant increases in both revenue and core operating profit • The Chemicals segment narrowed its core operating loss due to higher sales volumes in the Graphite subsegment and the realization of structural reform effects
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©Resonac Holdings Corporation All Rights Reserved. 8 Segment Summary (2025 1H vs. 2026 1H) Semiconductor and Electronic Materials 2025 1H 2026 1H Increase/Decrease Revenue 230.7 299.0 68.3 30% Front-end Semiconductor Materials 40.6 45.6 5.0 12% Back-end Semiconductor Materials 109.6 160.0 50.4 46% Device Solutions 56.0 63.4 7.4 13% Others 24.5 30.0 5.5 23% Core operating profit 42.5 81.5 39.0 92% EBITDA 64.0 105.2 41.1 64% EBITDA margin 27.8% 35.2% 7.4p - (Unit: Billions of Yen)Semiconductor and Electronic Materials • Overall semiconductor demand is growing, although growth varies by device and application • Both revenue and core operating profit increased significantly due to higher volume growth in Back-end Semiconductor Materials subsegment Subsegment Overview Front-end Semiconductor Materials Revenue increased due to continued recovery in memory market conditions Back-end Semiconductor Materials Revenue increased mainly due to higher sales volume for advanced semiconductors including AI Device Solutions Revenue increased due to solid demand for HD media for data center applications and higher demand from certain customers for SiC epitaxial wafers Revenue Revenue Revenue
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©Resonac Holdings Corporation All Rights Reserved. 9 Segment Summary (2025 1H vs. 2026 1H) Mobility, Innovation Enabling Materials 2025 1H 2026 1H Increase/Decrease Segment Overview Revenue 89.7 84.6 (5.0) (6%) Revenue decreased due to the impact of the transfer of the automotive molded parts business in 2026 2Q. Core operating profit increased, mainly reflecting increased demand from certain customers Core operating profit 1.3 4.3 3.0 227% EBITDA 8.6 9.0 0.4 5% EBITDA margin 9.6% 10.7% 1.1p - (Unit: Billions of Yen)Mobility 2025 1H 2026 1H Increase/Decrease Segment Overview Revenue 44.9 50.0 5.1 11% Both revenue and core operating profit increased with solid performance overall, despite differences in performance among products Core operating profit 4.9 6.3 1.4 27% EBITDA 7.8 9.2 1.5 19% EBITDA margin 17.3% 18.5% 1.2p - (Unit: Billions of Yen)Innovation Enabling Materials
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©Resonac Holdings Corporation All Rights Reserved. 10 Segment Summary (2025 1H vs. 2026 1H) Chemicals 2025 1H 2026 1H Increase/Decrease Revenue 78.4 91.8 13.4 17% Basic Chemicals 39.1 43.5 4.4 11% Graphite 37.1 45.3 8.1 22% Others 2.2 3.0 0.8 36% Core operating profit (8.2) (0.6) 7.5 - EBITDA (1.0) 6.8 7.8 - EBITDA margin (1.2%) 7.4% 8.7p - (Unit: Billions of Yen)Chemicals • Revenue increased mainly due to a recovery in sales volumes of Graphite subsegment • Core operating loss narrowed due to the realization of structural reform effects Subsegment Overview Basic Chemicals Both revenue and core operating profit increased, mainly due to price revisions in response to rising costs for certain products Graphite Revenue increased due to a recovery in sales volumes of graphite electrodes; core operating loss narrowed as a result of both higher revenue and the realization of structural reform effects Revenue Revenue
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©Resonac Holdings Corporation All Rights Reserved. 11 Segment Summary (2025 1H vs. 2026 1H) Crasus Chemical 2025 1H 2026 1H Increase/Decrease Segment Overview Revenue 149.9 130.1 (19.8) (13%) Revenue decreased due to the impact of periodic shutdown maintenance conducted once every four years. Core operating profit increased, mainly reflecting a positive inventory valuation differences resulting from higher naphtha prices Core operating profit (0.8) 3.8 4.6 - EBITDA 2.1 6.6 4.5 219% EBITDA margin 1.4% 5.0% 3.7p - (Unit: Billions of Yen)Crasus Chemical (Olefins & Derivatives) Progress update toward executing the partial spin-off within 2026 Fulfillment of tax-qualified spin-off requirements Corporate approvals for execution Tokyo Stock Exchange listing approval Key Milestones Progress Update Submitted a listing application to the Tokyo Stock Exchange Expected to meet tax-qualified requirements through the approval of corporate restructuring plan under the Act on Strengthening Industrial Competitiveness of Japan Expected to be submitted to the Board of Directors in late August for approval Partial spin-off scheduled for October 1, 2026 (Crasus Chemical listing scheduled for September 29) For details: Regarding the Partial Spin-off of Crasus Chemical Inc.
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©Resonac Holdings Corporation All Rights Reserved. 12 Non-recurring Items/Financial Income/Costs, Equity in Earnings Non-recurring Items (Unit: Billions of Yen)(Unit: Billions of Yen) Financial Income/Costs, Equity in Earnings 2025 1H 2026 1H Increase/ Decrease Interest and dividend income, Interest expenses (4.8) (4.1) 0.7 Foreign exchange gain/loss (1.4) (0.4) 1.0 Others (1.5) (0.7) 0.9 Total financial income/costs (7.8) (5.2) 2.6 2025 1H 2026 1H Increase/ Decrease Gain on business reorganization and others 6.6 - (6.6) Loss on business reorganization and others - (1.6) (1.6) Loss on retirement and sale of non-current assets (1.6) (3.1) (1.5) Impairment losses* (0.1) (0.8) (0.7) Loss on revision of retirement benefit plan - (9.5) (9.5) Business restructuring expenses (3.6) (0.4) 3.2 Extra retirement payments (1.9) (1.1) 0.8 Others (1.5) 1.0 2.5 Total non-recurring items (2.0) (15.4) (13.5) *Included in Cost of sales and Selling, general and administrative expenses Equity in earnings (Share of profit of investments accounted for using the equity method) 5.6 4.7 (0.9) • Non-recurring items deteriorated due to a one-time expense associated with the revision of the retirement benefit plan, despite a decrease in business restructuring expenses
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©Resonac Holdings Corporation All Rights Reserved. 13 Consolidated Statement of Financial Position (Unit: Billions of Yen) • Interest-bearing liabilities decreased following the conversion of convertible bonds with share acquisition rights, while share capital and capital surplus increased • Retained earnings also increased due to strong business performance, resulting in increased equity Assets Dec. 31, 2025 Jun. 30, 2026 Increase/ Decrease Cash and cash equivalents 262.0 327.1 65.1 Trade receivables 280.2 301.1 20.8 Inventories 206.1 245.8 39.7 Assets held for sale 35.4 - (35.4) Other current assets 69.3 75.2 5.9 Total current assets 853.0 949.1 96.2 Property, plant and equipment 662.9 686.7 23.8 Intangible assets 410.7 404.9 (5.8) incl. Goodwill 275.5 275.7 0.1 incl. Other intangible assets 135.2 129.2 (6.0) Other non-current assets 180.1 175.3 (4.9) Total non-current assets 1,253.7 1,266.9 13.1 Total assets 2,106.7 2,216.0 109.3 Liabilities and equity Dec. 31, 2025 Jun. 30, 2026 Increase/ Decrease Trade payables 162.8 187.0 24.2 Interest-bearing liabilities 969.5 956.7 (12.9) Liabilities directly associated with assets held for sale 9.6 - (9.6) Other liabilities 237.2 267.3 30.1 Total liabilities 1,379.1 1,411.0 31.9 Total equity attributable to owners of the parent 698.9 788.1 89.3 incl. Share capital, Retained earnings, etc. 622.0 696.1 74.1 incl. Share capital 182.1 195.9 13.8 incl. Capital surplus 108.7 124.7 16.1 incl. Retained earnings 343.6 380.9 37.4 incl. Accumulated other comprehensive income 76.9 92.1 15.2 incl. Exchange differences on translation of foreign operations 72.2 87.8 15.6 Non-controlling interests 28.8 16.9 (11.8) Total equity 727.6 805.0 77.4 Total liabilities and equity 2,106.7 2,216.0 109.3
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©Resonac Holdings Corporation All Rights Reserved. 14 Table of Contents 1. 2026 1H Consolidated Financial Results 2. 2026 Performance Forecast
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©Resonac Holdings Corporation All Rights Reserved. 15 2026 Consolidated Forecast 2026 Forecast Previous Forecast*1 Current Forecast*2 Increase/ Decrease Revenue 1,310.0 1,165.0 (145.0) Core operating profit 140.0 196.0 56.0 Non-recurring items (35.0) (36.0) (1.0) Operating profit (IFRS) 105.0 160.0 55.0 Financial income/costs (11.5) (10.5) 1.0 Equity in earnings 9.5 8.5 (1.0) Profit before tax 103.0 158.0 55.0 Profit from continuing operations 79.0 110.0 31.0 Profit from discontinued operation - 4.0 4.0 Profit attributable to owners of the parent 77.0 112.5 35.5 Impact from Crasus Chemical classified as a discontinued operation*3 Mainly AI-related materials overperforming 98.0 67.0 Increase/Decrease Highlights (not exhaustive) (2,80.0) (7.0) 4.0 *1 Released Feb. 13, 2026 *2 Released Aug. 6, 2026 *3 Potential impact from deconsolidation not included • Crasus Chemical is classified as a discontinued operation following the planned partial spin-off • Forecast revised upward, driven by strong performance in Semiconductor and Electronic Materials (Unit: Billions of Yen) EBITDA*1 234.5 284.5 50.0 EBITDA margin 17.9% 24.4% 6.5p Crasus Chemical Semiconductor & Electronic Materials Consolidated in Profit from discontinued operation (through 3Q)
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©Resonac Holdings Corporation All Rights Reserved. 16 2026 Consolidated Forecast: Segment Summary Segment 2026 Current Forecast Semiconductor and Electronic Materials Revenue 668.0 Core operating profit 195.0 Mobility Revenue 158.0 Core operating profit 5.0 Innovation Enabling Materials Revenue 100.0 Core operating profit 12.0 Chemicals Revenue 196.0 Core operating profit 4.0 Others/Adjustments Revenue 43.0 Core operating profit (20.0) Continuing Operations Revenue 1,165.0 Core operating profit 196.0 Current Forecast Crasus Chemical (Olefins & Derivatives) Consolidated: 1-3Q Revenue 205.0 Core operating profit 5.5 Discontinued Operation Segment Semiconductor and Electronic Materials Revenue Core operating profit Mobility Revenue Core operating profit Innovation Enabling Materials Revenue Core operating profit Chemicals Revenue Core operating profit Increase/ Decrease 98.0 67.0 14.0 2.0 10.0 3.0 6.0 (4.0) 2026 Previous Forecast 570.0 128.0 144.0 3.0 90.0 9.0 190.0 8.0 vs. Previous Forecast*2 Crasus Chemical (Olefins & Derivatives) Consolidated: full-year Revenue Core operating profit 280.0 7.0 (280.0) (7.0) Others/Adjustments Revenue Core operating profit Total Revenue Core operating profit 36.0 (15.0) 1,310.0 140.0 7.0 (5.0) (145.0) 56.0 • Semiconductor and Electronic Materials forecast revised upward significantly, driven by strong demand for AI-related materials • Crasus Chemical remains consolidated through 2026 3Q, before the planned partial spin-off (Unit: Billions of Yen) (Unit: Billions of Yen) *2 Released Feb. 13, 2026 *1 4Q deconsolidated; full-year figure including 4Q unchanged from Feb. 13, 2026 *1 *1
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©Resonac Holdings Corporation All Rights Reserved. 17 2026 Revenue, Core Operating Profit and EBITDA margin: Segment Breakdown (Forecast) Segment 2026 Current Forecast*1 1Q Results*2 2Q Results*2 1H Results*2 2H Forecast Full-year Forecast Semiconductor and Electronic Materials Revenue 134.7 164.3 299.0 369.0 668.0 Core operating profit 34.0 47.5 81.5 113.5 195.0 EBITDA margin 34.0% 36.2% 35.2% 37.8% 36.6% Mobility Revenue 47.3 37.3 84.6 73.4 158.0 Core operating profit 2.9 1.4 4.3 0.7 5.0 EBITDA margin 11.2% 10.0% 10.7% 7.7% 9.3% Innovation Enabling Materials Revenue 22.7 27.3 50.0 50.0 100.0 Core operating profit 2.4 3.9 6.3 5.7 12.0 EBITDA margin 17.0% 19.7% 18.5% 17.5% 18.0% Chemicals Revenue 40.8 51.0 91.8 104.2 196.0 Core operating profit (1.6) 1.0 (0.6) 4.6 4.0 EBITDA margin 5.0% 9.4% 7.4% 11.5% 9.6% Others/Adjustment Revenue 10.6 10.8 21.4 21.6 43.0 Core operating profit (3.6) (2.9) (6.5) (13.5) (20.0) EBITDA margin (15.8%) (7.6%) (11.7%) (42.6%) (27.2%) Continuing Operations Revenue 256.2 290.6 546.8 618.2 1,165.0 Core operating profit 34.2 50.8 84.9 111.1 196.0 EBITDA margin 21.6% 24.9% 23.4% 25.4% 24.4% Crasus Chemical (Olefins & Derivatives) Revenue 51.7 78.3 130.1 74.9 205.0 Core operating profit (0.5) 4.4 3.8 1.7 5.5 EBITDA margin 1.6% 7.3% 5.0% 3.8% 4.6% Discontinued Operation (Unit: Billions of Yen) *1 Released Aug. 6, 2026; Crasus Chemical consolidated from 1Q through 3Q *2 Crasus Chemical classified as a discontinued operation; Unaudited figures for reference
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©Resonac Holdings Corporation All Rights Reserved. 18 2026 Consolidated Forecast: Financial indicators Previous Forecast*2 Current Forecast Increase/ Decrease Adjusted net D/E ratio*6 (Times) 0.81 0.55 (0.26) Net Debt/EBITDA (Times) 2.9 1.9 (1.1) Previous Forecast*2 Current Forecast Increase/ Decrease Cash dividends per share ¥65 ¥65 - Previous Forecast*2 Current Forecast Increase/ Decrease EBITDA*3 234.5 284.5 50.0 EBITDA margin 17.9% 24.4% 6.5p EPS (Basic earnings per share) ¥415 ¥606 ¥191 Adjusted EPS*4 ¥604 ¥800 ¥197 ROIC*5 7.5% 9.8% 2.3p Profitability indicators (Full-year 2026)Consolidated P/L: 1H/2H 1H Results*1 2H Forecast Full-year Forecast Revenue 546.8 618.2 1,165.0 Core operating profit 84.9 111.1 196.0 Non-recurring items (14.5) (21.5) (36.0) Operating profit (IFRS) 70.4 89.6 160.0 Financial income/costs (5.0) (5.5) (10.5) Equity in earnings 4.0 4.5 8.5 Profit before tax 69.4 88.6 158.0 Profit from continuing operations 46.5 63.5 110.0 Profit from discontinued operation 2.5 1.5 4.0 Profit attributable to owners of the parent 48.5 64.0 112.5 (Unit: Billions of Yen) Debt level indicators (End of 2026) Shareholder returns (Full-year 2026) (Unit: Billions of Yen) *1 Crasus Chemical classified as a discontinued operation; unaudited figures for reference *2 Released Feb. 13, 2026 *3 Core operating profit + Depreciation and amortization (related to core operating profit) *4 (Profit attributable to owners of the parent - Non-recurring items) / Average number of ordinary shares issued (excluding treasury shares) *5 (Core operating profit + Equity in earnings - Income tax expense) / (Interest-bearing liabilities + Total equity) *6 {(Bonds and borrowings + Lease liabilities) - Cash and cash equivalents - 50% of subordinated loan } / (Total equity attributable to owners of the parent + 50% of subordinate loan); evaluates 50% of subordinated loan as equity capital, based on the credit rating given by Japan Credit Rating Agency, Ltd. on July 29, 2024
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©Resonac Holdings Corporation All Rights Reserved. Appendix
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©Resonac Holdings Corporation All Rights Reserved. 20 Supplementary Information on Discontinued Operations Revenue Core operating profit Non-recurring items Operating profit (IFRS) Financial income/costs Equity in earnings Profit before tax Income tax expense Profit from continuing operations Profit from discontinued operation Profit attributable to non-controlling interests Profit attributable to owners of the parent Resonac Holdings Discontinued operation Revenue Core operating profit Non-recurring items Operating profit Financial income/costs Equity in earnings Profit before tax Income tax expense Profit consolidated Revenue Core operating profit Non-recurring items Operating profit (IFRS) Financial income/costs Equity in earnings Profit before tax Income tax expense Profit Profit attributable to non- controlling interests Profit attributable to owners of the parent Resonac Holdings BEFORE AFTER Shown for illustrative purposes; does not reflect the actual disclosure format Crasus Chemical * Please refer to ‘Update Regarding Partial Spin-off of Crasus Chemical (Petrochemical Business)’, released Jul. 6, 2026 Reference • Under IFRS, when the disposal of a separate major line of business is approved, it is classified as a discontinued operation; its results are presented separately from continuing operations. Crasus Chemical segment is expected to be classified as a discontinued operation from the 3Q onward, following the decision regarding the implementation of the planned partial spin-off* • Revenue and core operating profit attributable to a discontinued operation will be excluded from the P/L of continuing operations • The results of a discontinued operation will be consolidated to the P/L through Profit from discontinued operation and therefore reflected in the final profit
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©Resonac Holdings Corporation All Rights Reserved. 21 Consolidation of Crasus Chemical segment 1Q Consolidated 2Q Consolidated 3Q Consolidated 4Q <20% ownership No P/L contribution From 2026 3Q Financial Results, consolidated in Profit from discontinued operation retrospectively from the beginning of the fiscal year Retrospectively classified as a discontinued operation In 2026 1H Financial Results, consolidated as usual Following the decision regarding the implementation of planned partial spin-off*, the Crasus Chemical segment will be classified as a discontinued operation from 3Q onward 2026 No impact 2025 1Q Consolidated 2Q Consolidated 3Q Consolidated 4Q Consolidated (Reference) 1Q Included in Profit from discontinued operation 4Q <20% ownership No P/L contribution2026 2025 1Q Included in Profit from discontinued operation Comparative period also classified as a discontinued operation Reference (Reference) (Reference) 2Q Included in Profit from discontinued operation 2Q Included in Profit from discontinued operation 4Q Included in Profit from discontinued operation * Please refer to ‘Update Regarding Partial Spin-off of Crasus Chemical (Petrochemical Business)’, released Jul. 6, 2026 2Q Included in Profit from discontinued operation 3Q Included in Profit from discontinued operation
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©Resonac Holdings Corporation All Rights Reserved. 22 Subsidiaries and Associates, Key variables Subsidiaries: 96 (-5 from Dec. 31, 2025) Key variables (Average) Associates and Others: 31 (-2 from Dec. 31, 2025) Reference Subsidiaries and Associates -3: Related to the transfer of the automotive molded parts business -1: Related to the liquidation of a foreign subsidiary -1: Related to the merger of a domestic subsidiary Items 2025 2026 1H Full-year 1H 1H Forecast Exchange Rates (¥/US$) 148.6 149.7 158.2 154.1On Jun. 30, 2025: 144.8 On Jun. 30, 2026: 162.4 (¥/Euro) 162.2 169.0 184.5 179.8 Domestic Naphtha Price (¥/KL) 69,850 67,150 92,300 79,150
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©Resonac Holdings Corporation All Rights Reserved. 23 2025 1H 2026 1H Increase/ Decrease CF from operating activities 34.6 84.4 49.8 CF from investing activities (47.9) (57.0) (9.1) Free Cash flow (13.3) 27.4 40.7 CF from financing activities (64.4) 9.5 73.8 Others (10.5) 11.0 Net increase/decrease in cash and cash equivalents (88.1) 47.9 (Unit: Billions of Yen) Consolidated Cash FlowsReference 2025 2026 Forecast Increase/ Decrease 130.3 215.0 84.7 (87.1) (115.0) (27.9) 43.2 100.0 56.8 (69.9) (105.0) (35.1) 9.8 - (17.0) -
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©Resonac Holdings Corporation All Rights Reserved. 24 Capital Expenditures, Depreciation, R&D expenditures and Financial costs (Unit: Billions of Yen) 2025 1H 2026 1H Increase/ Decrease Capital expenditures 64.7 58.1 (6.5) Depreciation and amortization (excluding PPA, depreciation and amortization not related to core operating profit) 39.7 38.1 (1.6) PPA amortization 7.8 7.4 (0.4) Depreciation and amortization not related to core operating profit (Continuing operations) - 0.2 0.2 R&D expenditures 23.2 24.5 1.3 Interest/dividend income less interest expenses (4.8) (4.1) 0.7 Reference 2025* 2026 Forecast Increase/ Decrease 106.7 119.6 12.9 6.2 13.9 7.7 73.0 73.6 0.7 5.8 3.9 (1.9) 15.4 14.9 (0.6) - 0.5 0.5 44.9 48.9 4.0 1.5 1.3 (0.2) (9.8) (9.8) (0.0) Continuing Operations Discontinued Operation Continuing Operations Discontinued Operation Continuing Operations Discontinued Operation * Unaudited breakdown for reference
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©Resonac Holdings Corporation All Rights Reserved. 25 Capital Expenditures: Segment Breakdown (Unit: Billions of Yen) Segment 2025 1H 2026 1H Increase/ Decrease Semiconductor and Electronic Materials 39.6 28.0 (11.6) Mobility 4.2 5.5 1.3 Innovation Enabling Materials 2.0 2.4 0.5 Chemicals 10.4 6.5 (3.8) Crasus Chemical (Olefins & Derivatives) 2.9 11.4 8.6 Others/Adjustments 5.7 4.2 (1.4) Total 64.7 58.1 (6.5) Reference Segment 2025*1 2026 Forecast Increase/ Decrease Semiconductor and Electronic Materials 64.1 78.4 14.3 Mobility 9.4 9.8 0.5 Innovation Enabling Materials 4.9 6.8 1.9 Chemicals 16.7 15.3 (1.4) Others/Adjustments 11.7 9.3 (2.3) Continuing Operations 106.7 119.6 12.9 Discontinued Operation Crasus Chemical*2 (Olefins & Derivatives) 6.2 13.9 7.7 Total 112.9 133.5 20.7 *1 Unaudited figures for reference *2 Consolidated from 1Q through 3Q for 2026
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©Resonac Holdings Corporation All Rights Reserved. 26 Depreciation: Segment Breakdown (Unit: Billions of Yen) Segment 2025 1H 2026 1H Increase/ Decrease Semiconductor and Electronic Materials Depreciation and amortization (excl. PPA) 15.3 17.5 2.1 PPA amortization 6.2 6.2 - Total depreciation and amortization 21.5 23.7 2.1 Mobility Depreciation and amortization (excl. PPA) 6.4 4.2 (2.2) PPA amortization 0.9 0.5 (0.3) Total depreciation and amortization 7.3 4.7 (2.6) Innovation Enabling Materials Depreciation and amortization (excl. PPA) 2.4 2.4 0.1 PPA amortization 0.5 0.5 0.0 Total depreciation and amortization 2.8 2.9 0.1 Chemicals Depreciation and amortization (excl. PPA) 7.0 7.2 0.2 PPA amortization 0.2 0.2 0.0 Total depreciation and amortization 7.2 7.4 0.2 Crasus Chemical (Olefins & Derivatives) Depreciation and amortization (excl. PPA) 2.9 2.7 (0.1) PPA amortization - - - Total depreciation and amortization 2.9 2.7 (0.1) Others/Adjustments Depreciation and amortization (excl. PPA) 5.7 4.0 (1.7) PPA amortization 0.1 - (0.1) Total depreciation and amortization 5.8 4.0 (1.7) Total (related to core operating profit) Depreciation and amortization (excl. PPA) 39.7 38.1 (1.6) PPA amortization 7.8 7.4 (0.4) Total depreciation and amortization 47.5 45.5 (1.9) Depreciation and amortization not related to core operating profit - 0.2 0.2 Grand total Total depreciation and amortization 47.5 45.8 (1.7) Reference Segment 2025*1 2026 Forecast Increase/ Decrease Semiconductor and Electronic Materials 32.0 37.3 5.2 12.4 12.4 - 44.4 49.7 5.2 Mobility 11.5 8.7 (2.9) 1.6 1.0 (0.5) 13.1 9.7 (3.4) Innovation Enabling Materials 4.9 5.0 0.1 1.0 1.0 0.0 5.9 6.0 0.1 Chemicals 14.5 14.4 (0.1) 0.4 0.4 0.0 14.9 14.8 (0.1) Others/Adjustments 10.1 8.3 (1.7) 0.1 - (0.1) 10.1 8.3 (1.8) Continuing Operations (related to core operating profit) 73.0 73.6 0.7 15.4 14.9 (0.6) 88.4 88.5 0.1 Depreciation and amortization not related to core operating profit (Continuing operations) - 0.5 0.5 Discontinued Operation Crasus Chemical*2 (Olefins & Derivatives) 5.8 3.9 (1.9) - - - 5.8 3.9 (1.9) Grand total 94.3 92.9 (1.4) *1 Unaudited figures for reference *2 Consolidated from 1Q through 3Q for 2026
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©Resonac Holdings Corporation All Rights Reserved. 27 Summary (2026 1Q vs. 2026 2Q) (Unit: Billions of Yen) Reference 2026 1Q 2026 2Q Increase/ Decrease Revenue 307.9 369.0 61.1 Core operating profit 33.6 55.1 21.5 Non-recurring items (11.5) (4.0) 7.5 Operating profit (IFRS) 22.1 51.2 29.0 Financial income/costs (2.4) (2.8) (0.4) Equity in earnings 2.9 1.8 (1.1) Profit before tax 22.6 50.2 27.6 Profit 15.7 33.4 17.7 Profit attributable to owners of the parent 15.3 33.2 17.9 EBITDA* 56.1 78.2 22.1 EBITDA margin 18.2% 21.2% 3.0p *Core operating profit + Depreciation and amortization (related to core operating profit)
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©Resonac Holdings Corporation All Rights Reserved. 28 2025 Revenue, Core Operating Profit and EBITDA margin: Segment Breakdown (Unit: Billions of Yen) Segment 2025 1Q 2Q 3Q 4Q Full-year Semiconductor and Electronic Materials Revenue 111.2 119.5 135.0 140.7 506.3 Core operating profit 19.6 22.9 31.5 34.4 108.4 EBITDA margin 27.1% 28.3% 31.3% 33.1% 30.2% Mobility Revenue 46.9 42.8 42.4 46.3 178.4 Core operating profit 1.1 0.2 0.7 2.4 4.4 EBITDA margin 10.6% 8.5% 10.1% 9.8% 9.8% Innovation Enabling Materials Revenue 22.0 22.9 23.0 24.3 92.2 Core operating profit 2.1 2.8 3.1 2.3 10.4 EBITDA margin 16.3% 18.3% 20.0% 15.8% 17.6% Chemicals Revenue 37.7 40.7 47.5 48.5 174.4 Core operating profit (6.3) (1.9) 0.8 1.9 (5.5) EBITDA margin (6.7%) 3.8% 10.2% 11.4% 5.4% Crasus Chemical (Olefins & Derivatives) Revenue 78.7 71.2 72.9 77.5 300.3 Core operating profit 0.8 (1.6) 4.1 1.4 4.7 EBITDA margin 2.9% (0.3%) 7.6% 3.8% 3.5% Others/Adjustments Revenue 24.7 23.8 23.4 23.6 95.5 Core operating profit (2.5) (2.6) (2.0) (6.0) (13.2) EBITDA margin 0.2% 2.2% 1.1% (16.4%) (3.2%) Total Revenue 321.1 320.9 344.2 360.9 1,347.1 Core operating profit 14.8 19.8 38.2 36.3 109.1 EBITDA margin 12.0% 13.6% 18.0% 16.5% 15.1% Reference
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©Resonac Holdings Corporation All Rights Reserved. 29 Main ProductsReference Segment Main Products Semiconductor and Electronic Materials Front-end Semiconductor Materials: High-purity gases for electronic materials, CMP slurry Back-end Semiconductor Materials: Epoxy molding compounds, Die bonding materials(DAF, NCF), Copper clad laminates, Photosensitive dry films, Photosensitive solder resists, TIM Device Solutions: HD media, SiC epitaxial wafers Mobility Plastic molded products, Friction materials, Powder metal products, Aluminum specialty components Innovation Enabling Materials Functional resin, Functional chemicals, Coating materials, Ceramics Chemicals Basic Chemicals: Basic chemicals, Industrial gases Graphite: Graphite electrodes, Carbon anode materials Crasus Chemical (Olefins & Derivatives) Olefins & Derivatives: Olefins, Organic chemicals, Synthetic resin
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©Resonac Holdings Corporation All Rights Reserved. 30 Topics https://www.resonac.com/news News Release Please refer to our news releases for details Segment Topics Semiconductor and Electronic Materials Resonac to Strengthen Production System for High-Purity Hydrogen Fluoride (HF) Gas for Semiconductors Resonac to Make Additional Investment of Approximately US$100 million in Hard Disk Media Production Crasus Chemical Update Regarding Partial Spin-off of Crasus Chemical (Petrochemical Business) Others Resonac Holdings Selected as “SX Brand” for the Second Consecutive Year Reference
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©Resonac Holdings Corporation All Rights Reserved. 31 Note Performance forecast and other statements pertaining to the future as contained in this presentation are based on the information available as of today and assumptions as of today regarding risk factors that could affect our future performance. Actual results may differ materially from the forecast due to a variety of risk factors, including, but not limited to, the global political situation, economic conditions, regulatory strengthening, demand or market conditions, and foreign exchange rates. We undertake no obligation to update the forward- looking statements unless required by law.