Siltronic Ag · XETR:WAF

Siltronic — Siltronic Ag Ord — FY 2025 Earnings Presentation

19 slides from Siltronic's earnings presentation, Mar 12, 2026

1. Slide 1: FY 2025 Financials: Robust Results – Despite Headwinds

   FY 2025 FINANCIALS ROBUST RESULTS – DESPITE HEADWINDS Dr. Michael Heckmeier & Claudia Schmitt March 12, 2026 © Siltronic AG

2. Slide 2: Key Messages of Today's Call

   KEY MESSAGES OF TODAY'S CALL FY 2025 showing robust DRAM chip revenue currently results in line with guidance de-coupled from wafer demand despite significant headwinds Sales 2025 excluding SD and 2026 Guidance reflects FX effects on prior year level headwinds 2 FY 2025 Conference Call Presentation

3. Slide 3: Robust 2025 Results – As Expected

   ROBUST 2025 RESULTS – AS EXPECTED 1,347 369 Sales in EUR mn Capex in EUR mn -4.7% vs. FY 2024 FY 2024: EUR 523 mn 23.5% -85 EBITDA Margin Net Cash Flow in EUR mn FY 2024: 25.8% FY 2024: EUR -297 mn -2.0% 837 EBIT Margin Net Financial Debt in EUR mn FY 2024: 8.9% FY 2024: EUR 734 mn 3 FY 2025 Confere

4. Slide 4: FY 2025 Financials

   FY 2025 FINANCIALS 4 FY 2025 Conference Call Presentation © Siltronic AG

5. Slide 5: P&L: FY 2025 Line with Guidance, Supported by Strong Q4

   P&L: FY 2025 LINE WITH GUIDANCE, SUPPORTED BY STRONG Q4 Profit & Loss, in EUR million Comments n 2025 2024 Q4 2025 Q3 2025 Sales ○ 2025 yoy: -4.7% Sales 1,346.7 1,412.8 371.6 300.3 Decline driven by FX effects, pricing pressure outside LTAs, product mix effects and the SD shutdown (~⅓ of gap) Gross

6. Slide 6: Sales 2025 Excluding SD and FX Effects on Previous Year Level

   SALES 2025 EXCLUDING SD AND FX EFFECTS ON PREVIOUS YEAR LEVEL Sales, in EUR million FX headwind due to weak US Dollar EUR/USD 1.13 vs 1.08 1,413 FX SD closure Operating SD closure mid of 2025 Volume 1,347 Operating Price/Mix volume improved, price/mix under pressure 2024 2025 Chart not to scale 6 FY

7. Slide 7: Strong FX Headwind Weighs on Performance Due to High USD Exposure

   STRONG FX HEADWIND WEIGHS ON PERFORMANCE DUE TO HIGH USD EXPOSURE FX Exposure 2025, in % FX Impacts USD Sensitivity, based on 2025 exposure and currency level (EUR/USD 1.131) Effect of a change EUR/USD ± 1 USD-ct o Sales EUR ± 10 mn o EBITDA EUR ± 7 mn (unhedged) >60% >80% USD Hedging Strategy o Ope

8. Slide 8: Balance Sheet: Decreasing Fixed Assets, Equity Ratio 43%

   BALANCE SHEET: DECREASING FIXED ASSETS, EQUITY RATIO 43% Balance Sheet Composition Comments1 Dec 31, 2025 Dec 31, 2024 Fixed Assets EUR -142 mn Assets, in EUR mn 4,761 5,084 o Mainly due to the Singapore dollar FX rate Fixed Assets 78% 76% Working Capital almost unchanged o Decrease in trade payable

9. Slide 9: Capex Significantly Down, Payments for Capex on Invest-Level

   CAPEX SIGNIFICANTLY DOWN, PAYMENTS FOR CAPEX ON INVEST-LEVEL Capex and Payments for Capex, in EUR million Trade payables related to capex remain 1,316 elevated at YE 25 -117 1,199 1,074 923 -151 Payment roll-over effects to 2026 expected 700 +177 523 +11 380 369 2022 2023 2024 2025 Capital expenditu

10. Slide 10: Increase in Net Financial Debt as Payments for Capex Exceeded Operating Cash Flow

    INCREASE IN NET FINANCIAL DEBT AS PAYMENTS FOR CAPEX EXCEEDED OPERATING CASH FLOW Net Financial Debt, in EUR million Net financial debt -734 Dec 31, 2024 Operating 230 cash flow Payments for Change in - 341 capex, net1 -139 net financial debt Dividends -6 EUR 103 mn Others 14 Net financial debt -837

11. Slide 11: Debt Repayments Started in 2025

    DEBT REPAYMENTS STARTED IN 2025 Debt Financing Instruments Maturity Profile of Debt Financing in EUR million in EUR million ∑ 2029 Prepayments Syn loan 2026 2027 2028 of EUR 10 mn expected 127 SGP – 2033 260 to be refunded in 2026 Syn loan 100 250 220 790 253 EIB 1,485 175 Liquidity SSD SSD in EUR m

12. Slide 12: Outlook and Financial Strength

    OUTLOOK AND FINANCIAL STRENGTH 2026 Guidance Reflects Headwinds 12 FY 2025 Conference Call Presentation © Siltronic AG

13. Slide 13: 2026 Outlook: ~6% YoY Growth (Pre-Inventory) Driven by Server Demand

    2026 OUTLOOK: ~6% YOY GROWTH (PRE-INVENTORY) DRIVEN BY SERVER DEMAND Growth in Wafer Area Consumption, in % yoy Smartphones Split wafer consumption 2025 2026e & PCs by end use in 2025 softer driven by increa- 21% Smartphones 3% -2% sing memory shortage 18% Servers 30% 26% 16% Automotive 5% 3% Cars w

14. Slide 14: DRAM Chip Revenue Currently De-Coupled from Wafer Demand

    DRAM CHIP REVENUE CURRENTLY DE-COUPLED FROM WAFER DEMAND Expected DRAM Growth 2026 yoy – from sales to wafer volume Supply shortage pushes memory pricing up > 100% ~ Tight customer Price / mix DRAM capacity effects caps volume growth DRAM Chip revenue Bit per ~ 6-7% DRAM wafer area Volume Inventory

15. Slide 15: Gradual Volume Recovery While Headwinds Persist

    GRADUAL VOLUME RECOVERY WHILE HEADWINDS PERSIST Sales 2026 Sales Trend yoy 2025 act 2026 est at PY levels, excluding SD & FX effects Volume Volume Price / recovery driven by Product Mix 300 mm, 200 mm declining effect similar ~ EUR FX -45 mn1 to prior-year level² Prices LTAs as contracted but TOTAL

16. Slide 16: Continuing to Focus on Capex, Costs and Cash

    CONTINUING TO FOCUS ON CAPEX, COSTS AND CASH Strict Capex Cost Other Cash Discipline Program Measures particularly Deferred capacity Full-scope cost comprehensive spend, restrictive management, tackling working capital project approvals all cost drivers management 16 FY 2025 Conference Call Presenta

17. Slide 17: 2026 Guidance Reflects Headwinds

    2026 GUIDANCE REFLECTS HEADWINDS Sales EBIT Mid-single digit below 2025 Significantly below the previous year EUR/USD 1.18 EBITDA Margin Capex Between 20% and 24% Between EUR 180 and 220 mn Depreciation Net Cash Flow Between EUR 490 and 520 mn In the range of the previous year 17 FY 2025 Conference

18. Slide 18: Siltronic's Technological Leadership Recognized with Multiple Awards in 2025

    SILTRONIC’S TECHNOLOGICAL LEADERSHIP AND EXCELLENCE RECOGNIZED WITH MULTIPLE AWARDS IN 2025 Outstanding EPIC Supplier BEST in Value Best Supplier Supplier Best Silicon Award Award Award Performance Supplier Award Award Intel, April 2025 Samsung, September 2025 SSMC, September 2025 Micron, November 2

19. Slide 19: Financial Calendar and Investor Relations Contact

    Financial Calendar and Events Mar 25, 2026 Apr 29, 2026 May 8, 2026 May 28, 2026 September 2/3, 2026 Jefferies Pan Euro Mid- Q1 2026 AGM Deutsche Bank European Deutsche Bank European Cap Conference, London results Champions Conference, TMT Conference, London Frankfurt Investor Relations Contact Step

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