Slide 1: Q3 2025 Earnings Release
Q3 2025 Earnings Release October 29, 2025
Slide 2: Disclaimers
DISCLAIMERS Important Information About Littelfuse, Inc. This presentation does not constitute or form part of, and should not be construed as, an offer or solicitation to purchase or sell securities of Littelfuse, Inc. and no investment decision should be made based upon the information provided he
Slide 3: Strategic Priorities
STRATEGIC PRIORITIES Enhance our Focus to Provide More Complete Drive Further Operational 01 Capitalize on Future 02 Solutions for a Broader 03 Excellence to Amplify Growth Opportunities Set of Customers Long-Term Performance More structured evaluation of More collaborative approach Better lev
Slide 4: Why Littelfuse Wins
WHY LITTELFUSE WINS OUR VALUE PROPOSITION Market leaders in enabling safe and efficient electrical energy transfer Global scale and engineering expertise Customer partnerships with leading innovators across broad end Core Market Leadership market exposures Core circuit protection leadership
Slide 5: Global Footprint, Flexible Operating Model
GLOBAL FOOTPRINT, FLEXIBLE OPERATING MODEL Littelfuse Global Operating Footprint Global footprint strategically positioned to support customers in-region – Balanced revenue exposure – Strategically positioned close to customers and supply chains – Local teams in local markets Flexible operating mode
Slide 6: Q3 2025 Financial Summary
Q3 2025 FINANCIAL SUMMARY 01 +10% revenue growth vs. PY while EPS exceeded the high end of our guidance range 02 Continued strong record of cash generation with YTD FCF conversion of 145% 03 Announced the strategic acquisition of Basler Electric, enhancing high growth industrial market presence 04 W
Slide 7: Acquisition of Basler Electric Overview and Transaction Highlights
Acquisition of Basler Electric Overview Enhances high-growth industrial market positioning Transaction Highlights Expands presence in mission critical, secular growth ~$350M all cash; ~13.5x multiple industrial markets including grid and utility infrastructure, on forecasted full year 2025 Adj. Pu
Slide 8: Q3 2025 Total Company Financial Performance
Q3 2025 TOTAL COMPANY FINANCIAL PERFORMANCE Revenue +10% reported and +6.5% organic vs. PY Note +2% Dortmund acq. contribution and +1% from FX Adj. EBITDA Margin of 21.5% -20 bps y/y as operational leverage was offset by the impact of higher stock and variable compensation GAAP EPS of $2.7
Slide 9: Q3 2025 Sales & Adj. EPS Bridge
Q3 2025 SALES & ADJ. EPS BRIDGE Yr/Yr Sales Bridge Yr/Yr Adj. EPS Bridge $0.60 1% $625 2% 7% $2.95 $(0.34) $(0.02) $2.71 $567 +39% Yr/Yr Adj. EBITDA Conversion Q3 2024 Organic Growth Dortmund FX Q3 2025 Q3 2024 Volume & Leverage Stock & Variable Comp Other Q3 2025 (in millions) Note Other includes i
Slide 10: Q3 2025 Electronics Segment
Q3 2025 ELECTRONICS SEGMENT FINANCIAL PERFORMANCE Revenue +18% reported and +12% organic vs. PY Passive products +19% organic Semiconductors +5% organic +4% Dortmund acq. contribution & +2% from FX Q3 Adj. EBITDA margin 24.0%, +140 bps vs. PY Passive Products & Protection volume leverage
Slide 11: Q3 2025 Transportation Segment
Q3 2025 TRANSPORTATION SEGMENT FINANCIAL PERFORMANCE Revenue ~flat reported and -2% organic vs. PY +2% FX benefit Passenger car ~flat organic Stable passenger car product demand offset by sensor declines Commercial vehicle -3% organic Softer end market conditions vs. 1H Q3 Adj. EBITDA
Slide 12: Q3 2025 Industrial Segment
Q3 2025 INDUSTRIAL SEGMENT FINANCIAL PERFORMANCE Revenue +4% reported and +4% organic vs. PY Strong energy storage, renewables, and data center growth Lower residential HVAC demand while construction markets remained soft YTD organic growth of +12%; Remain confident in long- term growth posi
Slide 13: Q4 2025 Guidance
Q4 2025 GUIDANCE Entered Q4 with a strong backlog but expecting continued mixed end market conditions Focus on execution, traction on strategic priorities Q4 sales guidance: $570m - $590m $570 - $590 +10% yr/yr; +5% organic +2% yr/yr growth from Dortmund acquisition +3% yr/yr from favora
Slide 14: Q4 2025 Sales & Adj. EPS Guidance Bridge
Q4 2025 SALES & ADJ. EPS GUIDANCE BRIDGE Yr/Yr Sales Bridge Yr/Yr Adj. EPS Bridge 3% $580 $1.00 2% 5% $(0.40) $2.50 $(0.15) $2.04 $0.52 $530 $1.53 +60% Yr/Yr Adj. $(0.52) EBITDA Conversion Q4 2024 Organic Growth Dortmund FX Q4 2025 Note Q4 2025 represents guidance midpoints (in millions) Note Other
Slide 15: Full Year 2025 Considerations / Expectations
FULL YEAR 2025 CONSIDERATIONS / EXPECTATIONS FY Dortmund acquisition impact… +2% growth to Company sales, Neutral EPS impact Other Assumptions – $59m amortization expense – $34m interest expense, expect to offset ~2/3 with interest income from cash investment strategies – Adj. effective tax rate
Slide 16: Appendix
APPENDIX Littelfuse, Inc. © 2025 16
Slide 17: Supplemental Financial Information: Non-GAAP EPS Reconciliation
SUPPLEMENTAL FINANCIAL INFORMATION Non-GAAP EPS reconciliation Q3-25 Q3-24 YTD-25 YTD-24 GAAP diluted EPS $ 2.77 $ 2.32 $ 6.82 $ 6.07 EPS impact of Non-GAAP adjustments (below) 0.18 0.39 1.17 0.37 Adjusted diluted EPS $ 2.95 $ 2.71 $ 7.99 $ 6.44 Non-GAAP adjustments - (income) / expense (in millions
Slide 18: Adjusted Operating Margin / Adjusted EBITDA Reconciliation
SUPPLEMENTAL FINANCIAL INFORMATION CONT’D Adjusted operating margin / Adjusted EBITDA reconciliation (in milions) Q3-25 Q3-24 YTD-25 YTD-24 Net income $ 69.5 $ 58.1 $ 170.4 $ 152.0 Add: Income taxes 25.2 19.7 62.4 42.6 Interest expense 8.6 9.8 26.0 29.4 Foreign exchange loss 0.2 9.6 15.5 4.3 Other i
Slide 19: Adjusted EBITDA by Segment Q3
SUPPLEMENTAL FINANCIAL INFORMATION CONT’D Adjusted EBITDA by Segment (in millions) Q3-25 Q3-24 Electronics Transportation Industrial Electronics Transportation Industrial GAAP operating income $ 63.6 $ 20.2 $ 16.9 $ 48.9 $ 23.5 $ 17.7 Add: Add back amortization 10.2 3.4 1.4 9.9 3.4 2.6 Add back depr
Slide 20: Adjusted EBITDA by Segment YTD
SUPPLEMENTAL FINANCIAL INFORMATION CONT’D Adjusted EBITDA by Segment (in millions) YTD-25 YTD-24 Electronics Transportation Industrial Electronics Transportation Industrial GAAP operating income $ 160.3 $ 67.2 $ 48.9 $ 132.9 $ 54.9 $ 32.1 Add: Add back amortization 30.1 10.2 3.9 29.6 10.1 7.7 Add ba
Slide 21: Net Sales Reconciliation Q3-25 vs. Q3-24
SUPPLEMENTAL FINANCIAL INFORMATION CONT’D Net sales reconciliation Q3-25 vs. Q3-24 Electronics Transportation Industrial Total Net sales growth 18 % —% 4% 10 % Less: Acquisitions 4% — % — % 2% FX impact 2% 2 % — % 1% Organic net sales growth (decline) 12 % (2)% 4% 7% Electronics segment net sales re
Slide 22: Net Sales Reconciliation YTD-25 vs. YTD-24
SUPPLEMENTAL FINANCIAL INFORMATION CONT’D Net sales reconciliation YTD-25 vs. YTD-24 Electronics Transportation Industrial Total Net sales growth 11 % —% 12 % 8% Less: Acquisitions 4% — % — % 2% FX impact —% — % — % 1% Organic net sales growth 7% —% 12 % 5% (1) Passenger vehicle business (PVB) inclu
Slide 23: Income Tax, Free Cash Flow Reconciliation
SUPPLEMENTAL FINANCIAL INFORMATION CONT’D Income tax reconciliation Q3-25 Q3-24 YTD-25 YTD-24 Income taxes $ 25.2 $ 19.7 $ 62.4 $ 42.6 Effective rate 26.6 % 25.3 % 26.8 % 21.9 % Non-GAAP adjustments - income taxes (1.0) 2.1 2.2 6.2 Adjusted income taxes $ 24.2 $ 21.8 $ 64.6 $ 48.8 Adjusted effective
Slide 24: Consolidated Total Debt
SUPPLEMENTAL FINANCIAL INFORMATION CONT’D Consolidated Total Debt (in millions) As of September 27, 2025 Consolidated Total Debt $ 805.8 * Our Credit Agreement and Private Placement Note with Unamortized debt issuance costs 2.1 maturities ranging from 2025 to 2032, contain financial ratio covenants
Slide 25: Q4 2024 Reconciliation
SUPPLEMENTAL FINANCIAL INFORMATION CONT’D Q4 2024 reconciliation Q4-2024 GAAP Diluted EPS Operating income Operating Margin (Per share) (In millions) ( Percentage) As reported in 8-K* $ (1.57) $ (36.7) (6.9)% Out-of-period adjustments related to periods prior to 2024 (0.50) (12.3) (2.3)% Out-of-peri
Slide 26: Non-GAAP EPS Reconciliation Q4-24
SUPPLEMENTAL FINANCIAL INFORMATION CONT’D Non-GAAP EPS reconciliation Q4-24 Q4-24 Actual* As Reported* GAAP diluted EPS $ (2.09) $ (1.57) EPS impact of Non-GAAP adjustments (below) 3.61 3.61 Adjusted diluted EPS $ 1.53 $ 2.04 Non-GAAP adjustments - (income) / expense Q4-24 Q4-24 Acquisition-related