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[ON] ON Semiconductor Thesis 2026: Silicon Carbide Drives EV Power Semiconductor Compounding

Ddrillr ResearchOriginal research
Published 9 min read

ON Semiconductor Corporation (Onsemi) FY2025 revenue ~$6.0-6.4B (-15 to -10%) with adj. EPS ~$2.40-2.80 reflecting continued post-2022 EV/automotive cycle weakness + selected industrial inventory destock + selected silicon carbide (SiC) leadership + selected post-2024 management restructuring under continued CEO Hassane El-Khoury (since 2020). Leading global power semiconductor + image sensor firm; founded 1999 as spin-off from Motorola Inc. semiconductor components group; renamed Onsemi 2018 (selected branding refresh); IPO 2000 ~$300M raised; selected ~26+ year heritage post-Motorola spin. Headquartered in Phoenix Arizona; ~32,000+ employees globally with ~$6.0-6.4B revenue; fiscal year ends ~December. End-market mix: Automotive ~50% ($3.0-3.2B; selected EV power semiconductors + ADAS image sensors + selected ICE legacy; selected SiC silicon carbide leadership ~$1B+ revenue) + Industrial ~26% ($1.6B; selected factory automation + selected medical + selected aerospace/defense; selected post-2023 destock) + Other ~24% ($1.5B; selected consumer + Cloud Power). Product groups: Power Solutions Group (PSG) 50% ($3.0-3.2B — selected silicon carbide ~$1B+ revenue + selected MOSFETs + IGBTs + selected) + Analog & Mixed-Signal Group (AMG) 30% ($1.8-2.0B — selected analog + mixed-signal) + Intelligent Sensing Group (ISG) 20% ($1.2-1.4B — selected image sensors automotive ADAS + machine vision). Selected #2 global SiC supplier (vs Wolfspeed #1 + selected STMicroelectronics + Infineon competitive); selected ~$1B+ FY2025 SiC revenue + selected major customer wins (selected Tesla + BMW + selected hyperscaler EV charging + selected); selected post-2022 strategic shift away from selected commodity standard products toward selected high-margin power + image sensor focus. CEO Hassane El-Khoury since December 2020 (succeeded Keith Jackson CEO 2002-December 2020 retired; El-Khoury ex-Cypress Semiconductor CEO 2016-2020 sold to Infineon $9B 2020 + ex-Cypress various roles + ~25-year semiconductor executive career; Lebanese-American; PhD electrical engineering Oakland University). Key transactions: 1999 Motorola spin-off + 2018 Onsemi rebrand + 2022 GTAT $415M (silicon carbide substrates) + 2022 selected divestitures of commodity standard products + 2024 management restructuring. Selected Tesla customer concentration ~10-15% revenue concentration; selected post-2024 Tesla SiC supply diversification away from ON (selected ~$200-400M revenue at-risk). Capital return: no dividend policy; buybacks $0.5-1B (selected modest post-2024 weakness); investment-grade Baa1/BBB credit rating; net cash position ~$1-2B. FY2026 thesis: silicon carbide growth + EV cycle stabilization + industrial cycle recovery + capital return. Risks: EV adoption deceleration, Tesla customer concentration, industrial cycle severity, competitive intensity (Infineon + STMicroelectronics + Wolfspeed).

[ON] ON Semiconductor Thesis 2026: Silicon Carbide Drives EV Power Semiconductor Compounding

Key Takeaways

  • FY2025 revenue ~$6.0-6.4B (-15 to -10% YoY) with adj. EPS ~$2.40-2.80ON Semiconductor Corporation (Onsemi) is the leading global power semiconductor + image sensor firm focused on Automotive (~50% revenue) + Industrial (~26%) + selected Other (~24%). FY2025 reflects continued post-2022 EV/automotive cycle weakness + selected industrial inventory destock + selected silicon carbide (SiC) leadership + selected post-2024 management restructuring under continued CEO Hassane El-Khoury (since 2020). Fiscal year ends late December/early January.
  • Three end-market focus: Automotive 50% + Industrial 26% + Other 24% — selected post-2022 mix shift toward power — Automotive ~$3.0-3.2B FY2025 (selected EV power semiconductors + ADAS image sensors + selected ICE legacy; selected SiC silicon carbide leadership ~$1B+ revenue + selected) + Industrial $1.6B (selected factory automation + selected medical + selected aerospace/defense; selected post-2023 destock) + Other 24% ($1.5B; selected consumer + Cloud Power); selected post-2022 strategic shift away from selected commodity standard products toward selected high-margin power + image sensor focus.
  • CEO Hassane El-Khoury since December 2020 (~5-year tenure) — El-Khoury succeeded Keith Jackson (CEO 2002-December 2020 retired). El-Khoury background: ex-Cypress Semiconductor CEO 2016-2020 (sold to Infineon $9B 2020) + ex-Cypress various roles + ~25-year semiconductor executive career; Lebanese-American; selected technical heritage. El-Khoury's tenure has executed: 2020 CEO transition + 2021-2022 selected post-pandemic semi boom (selected ~$8B+ FY2022 peak revenue) + selected SiC silicon carbide acceleration + 2022 GTAT $415M acquisition (silicon carbide substrates) + 2023-2024 EV/automotive cycle weakness + selected industrial inventory destock + selected post-2024 management restructuring + selected continued discipline. Capital return: no dividend policy; buybacks $0.5-1B (selected modest post-2024 weakness); investment-grade Baa1/BBB credit rating; net cash position ~$1-2B.
  • FY2026 thesis: silicon carbide growth + EV cycle stabilization + industrial cycle recovery + capital return — Continued silicon carbide (SiC) growth + selected EV/automotive cycle stabilization + selected industrial cycle recovery + selected operational excellence + selected modest capital return. Key risks: EV adoption deceleration (selected post-2024 EV demand weakness; selected ~$200-400M annual revenue impact per 5% EV adoption decline), Tesla customer concentration (selected ~10-15% revenue concentration; selected post-2024 Tesla SiC supply diversification away from ON), industrial cycle severity (selected continued destock if recovery delays), competitive intensity (Infineon + STMicroelectronics + Wolfspeed SiC + selected).

Company Background

ON Semiconductor Corporation (NASDAQ: ON), founded 1999 as spin-off from Motorola Inc. semiconductor components group; renamed Onsemi 2018 (selected branding refresh); IPO 2000 ~$300M raised; selected ~26+ year heritage post-Motorola spin. Headquartered in Phoenix, Arizona, Onsemi operates ~32,000+ employees globally with ~$6.0-6.4B revenue. Onsemi's competitive moat rests on three structural advantages: (1) selected silicon carbide (SiC) leadership — selected #2 global SiC supplier (vs Wolfspeed #1 + selected STMicroelectronics + Infineon competitive); selected ~$1B+ FY2025 SiC revenue + selected major customer wins (selected Tesla + BMW + selected hyperscaler EV charging + selected); (2) selected automotive power semiconductor scale — selected #2-3 global automotive power semiconductor (vs Infineon #1 + STMicroelectronics + selected NXP); (3) selected post-2022 strategic shift — selected divestitures of selected commodity standard products + selected manufacturing footprint optimization + selected high-margin focus on selected power + image sensor.

CEO Hassane El-Khoury took CEO role December 2020 (succeeded Keith Jackson CEO 2002-December 2020 retired). El-Khoury's background:

  • Cypress Semiconductor CEO (2016-2020; sold to Infineon $9B 2020)
  • Cypress Semiconductor various roles (selected period)
  • ~25-year semiconductor executive career
  • Lebanese-American; selected technical heritage; PhD electrical engineering Oakland University

El-Khoury's tenure has executed:

  • December 2020 CEO Transition: succession from Jackson to El-Khoury
  • 2021-2022 Post-Pandemic Semi Boom: record FY2022 ~$8B+ revenue
  • 2022 GTAT Acquisition: $415M; silicon carbide substrates
  • 2022 Selected Strategic Shift: selected divestitures of commodity standard products + manufacturing footprint optimization
  • 2023-2024 EV/Automotive Cycle Weakness: selected post-2024 EV demand weakness + selected industrial inventory destock
  • 2024 Selected Management Restructuring: selected workforce reduction + selected operational restructuring
  • 2024-2025 Continued Discipline: continued operational excellence + selected SiC growth

El-Khoury's strategic positioning emphasizes:

  • Silicon carbide growth + selected EV power leadership
  • Selected EV/automotive cycle stabilization navigation
  • Selected industrial cycle recovery
  • Selected operational excellence + selected efficiency
  • Capital return discipline (modest buybacks; no dividend)

Business Structure

Onsemi reports operations across 3 segments + end-market mix:

End-Market Mix:

  • Automotive 50% ($3.0-3.2B; selected EV power + ADAS image sensors + selected ICE legacy)
  • Industrial 26% ($1.6B; selected factory automation + selected medical + selected aerospace/defense)
  • Other 24% ($1.5B; selected consumer + Cloud Power)

Product Lines: 1. Power Solutions Group (PSG) — selected ~$3.0-3.2B FY2025 (~50% of revenue):

  • Selected silicon carbide (SiC) ~$1B+ revenue
  • Selected MOSFETs + IGBTs + selected
  • Operating margin variable

2. Analog & Mixed-Signal Group (AMG) — selected ~$1.8-2.0B FY2025 (~30% of revenue):

  • Selected analog
  • Selected mixed-signal
  • Operating margin variable

3. Intelligent Sensing Group (ISG) — selected ~$1.2-1.4B FY2025 (~20% of revenue):

  • Selected image sensors (selected automotive ADAS + selected machine vision)
  • Operating margin variable

Key Core Metrics

Financial Performance Summary

MetricFY2022FY2023FY2024FY2025E
Revenue ($B)8.338.257.086.0-6.4
Adj. EPS ($)5.324.893.212.40-2.80
Adj. operating margin (%)35322522-26
Automotive ($B)4.04.23.63.0-3.2
Industrial ($B)2.32.21.81.5-1.6
Diluted shares (M)440435430425
Annual dividend/share ($)0000

Capital Return Framework (FY2025)

ComponentAnnual ($M)Per Share ($)
Dividend00
Buybacks~500-1,000(~1-2%/yr share count reduction)
Total capital return~500-1,000

Market Evaluation

ON Semiconductor trades at ~16-19x forward earnings with no dividend, reflecting power semiconductor cyclical + SiC premium valuation framework where investors price near-term SiC growth + EV cycle stabilization + industrial recovery + capital return into multiple. Bull case: continued silicon carbide (SiC) growth + selected EV/automotive cycle stabilization + selected industrial cycle recovery + selected operational excellence. Bear case: EV adoption deceleration (selected post-2024 EV demand weakness; ~$200-400M annual revenue impact per 5% EV adoption decline), Tesla customer concentration (selected ~10-15% revenue concentration; selected post-2024 Tesla SiC supply diversification), industrial cycle severity (selected continued destock if recovery delays), competitive intensity (Infineon + STMicroelectronics + Wolfspeed SiC + selected).

Compared to peers: ON vs Infineon (IFX Frankfurt; ~$15B revenue + dominant automotive power); ON vs STMicroelectronics (STM Paris; ~$13B revenue + automotive + industrial); ON vs NXP Semiconductors (NXPI, ~$13B revenue + automotive + IoT); ON vs Texas Instruments (TXN, ~$16B revenue + dominant analog); ON vs Analog Devices (ADI, ~$10B revenue + analog); ON vs Wolfspeed (WOLF, ~$0.8B revenue + #1 SiC; selected struggling); ON vs Microchip Technology (MCHP, ~$4-5B revenue + microcontrollers; selected severe weakness); ON vs Renesas (TPE 6723; ~$10B revenue + microcontrollers). Onsemi's silicon carbide leadership + post-2022 strategic shift + automotive power scale create competitive advantages.

Silicon Carbide + EV Cycle + Industrial Recovery + Capital Return

The FY2026 thesis for ON Semiconductor centers on silicon carbide (SiC) growth + EV/automotive cycle stabilization + industrial cycle recovery + capital return.

Silicon Carbide Growth:

  • Selected #2 global SiC supplier (vs Wolfspeed #1)
  • Selected ~$1B+ FY2025 SiC revenue
  • Selected major customer wins (selected Tesla + BMW + selected hyperscaler EV charging + selected)
  • 2022 GTAT $415M acquisition (silicon carbide substrates)
  • FY2026 expected: SiC revenue toward $1.2-1.5B (+20-50%)

EV Cycle Stabilization:

  • Automotive revenue ~$3.0-3.2B FY2025 (vs $4.2B FY2023 peak; selected ~25%+ peak-to-trough decline)
  • Selected post-2024 EV demand weakness (selected Tesla + selected legacy auto OEM EV slowdown)
  • Selected Tesla SiC supply diversification away from ON (selected ~$200-400M revenue at-risk)
  • FY2026 expected: Automotive revenue toward $3.1-3.4B (+0-10%; cycle stabilization)

Industrial Cycle Recovery:

  • Industrial revenue ~$1.6B FY2025 (vs $2.2B FY2023 peak; selected ~30% peak-to-trough decline)
  • Selected post-2023 industrial inventory destock
  • FY2026 expected: Industrial revenue toward $1.6-1.8B (+0-10%; cycle stabilization)

Operational Excellence:

  • Adj. operating margin ~22-26% FY2025 (vs 35% FY2022 peak; selected ~10-13pp peak-to-trough compression)
  • Selected SG&A discipline + selected efficiency
  • Selected manufacturing footprint optimization
  • FY2026 expected: adj. operating margin recovery toward 25-30%

Capital Return:

  • No dividend policy
  • Buybacks $500M-1B FY2025 (~1-2%/yr share count reduction; selected modest)
  • Total capital return $500M-1B
  • Net cash $1-2B
  • Investment-grade Baa1/BBB

FY2026 Outlook:

  • Revenue toward $6.3-6.7B FY2026 (+5-10% on cycle stabilization)
  • Adj. EPS toward $2.80-3.30 (+15-25% on operational leverage + cycle recovery)
  • SiC +20-50%, Automotive +0-10%, Industrial +0-10%
  • Adj. operating margin toward 25-30%
  • Capital return $600M-1.2B
  • FY2027 outlook: revenue $6.7-7.2B (+5-10%), adj. EPS $3.30-3.80 (+15-20%), capital return $700M-1.4B

Key Risks:

  • EV adoption deceleration (selected post-2024 EV demand weakness; ~$200-400M annual revenue impact per 5% EV adoption decline)
  • Tesla customer concentration (selected ~10-15% revenue concentration; selected post-2024 Tesla SiC supply diversification away from ON)
  • Industrial cycle severity (selected continued destock if recovery delays)
  • Competitive intensity (Infineon + STMicroelectronics + Wolfspeed SiC + selected)
  • Selected long-tenured Jackson succession transition (El-Khoury ~5-year tenure)
  • Selected SiC commoditization risk
  • Selected manufacturing capacity utilization (selected post-2024 weakness)
  • Selected post-2024 restructuring tail risk

FY2026 Watch Items:

  • SiC revenue growth (target +20-50%)
  • Automotive cycle stabilization
  • Industrial cycle stabilization
  • Adj. operating margin recovery (target 25-30%)
  • Adj. EPS growth (target +15-25%)
  • Capital return execution (target $600M-1.2B)
  • Tesla customer mix evolution
  • EV adoption pace

ON Semiconductor's FY2026 thesis is silicon carbide (SiC) growth + EV/automotive cycle stabilization + industrial cycle recovery + capital return. Validation: SiC grows + EV stabilizes + industrial recovers + capital return delivered = thesis intact. Failure mode: EV adoption severe + Tesla concentration severe + industrial cycle severe + competitive intensity severe = power semiconductor franchise El-Khoury cannot fully recover despite SiC leadership.