Largest auto parts:o.e.m. companies
Every US-listed auto parts:o.e.m. company we cover, 37 of them, ranked by market capitalisation, with revenue and earnings taken from their SEC filings.
Combined market cap
$209.541 B
0.2% of all US-listed value
Companies
37
Ranked #65 of 152 industries
Average
$5.663 B
Mean market cap per company
| # | Name | Market cap | Close | Session | Country |
|---|---|---|---|---|---|
| 1 | Trane TechnologiesTT | $96.2B | $437.09 | -0.17% | Ireland |
| 2 | Magna InternationalMGA | $16.9B | $63.73 | -0.09% | Canada |
| 3 | BorgwarnerBWA | $12.3B | $60.55 | -0.92% | United States |
| 4 | Modine ManufacturingMOD | $10.3B | $193.11 | -1.45% | United States |
| 5 | Allison TransmissionALSN | $9.46B | $114.59 | -0.69% | United States |
| 6 | AptivAPTV | $9.38B | $45.17 | +1.25% | United Kingdom |
| 7 | AutolivALV | $8.45B | $115.40 | -2.84% | Sweden |
| 8 | LearLEA | $6.00B | $121.69 | -0.58% | United States |
| 9 | Garrett MotionGTX | $4.76B | $25.50 | -1.73% | Switzerland |
| 10 | GentexGNTX | $4.67B | $22.18 | -0.54% | United States |
| 11 | Atmus Filtration TechnologiesATMU | $3.67B | $44.94 | -1.01% | United States |
| 12 | Dorman ProductsDORM | $3.60B | $121.41 | +0.50% | United States |
| 13 | VersigentVGNT | $3.27B | $46.20 | -1.89% | United Kingdom |
| 14 | DanaDAN | $3.20B | $29.70 | -1.69% | United States |
| 15 | VisteonVC | $2.48B | $93.03 | +1.13% | United States |
| 16 | Patrick IndustriesPATK | $2.22B | $69.18 | -2.65% | United States |
| 17 | PhiniaPHIN | $2.21B | $60.39 | -0.25% | United States |
| 18 | Lci IndustriesLCII | $2.07B | $85.03 | -3.29% | United States |
| 19 | AdientADNT | $1.38B | $17.88 | -2.29% | United States |
| 20 | DauchDCH | $1.35B | $5.68 | -3.89% | United States |
| 21 | GenthermTHRM | $1.08B | $35.25 | -4.00% | United States |
| 22 | Aeva TechnologiesAEVA | $1.06B | $15.22 | -1.23% | United States |
| 23 | Standard Motor ProductsSMP | $833.5M | $37.31 | -1.01% | United States |
| 24 | Apogee EnterprisesAPOG | $767.5M | $36.78 | -2.13% | United States |
| 25 | Cooper-StandardCPS | $408.9M | $23.01 | -3.96% | United States |
| 26 | HolleyHLLY | $300.7M | $2.48 | -7.12% | United States |
| 27 | Strattec SecuritySTRT | $266.9M | $66.98 | -0.56% | United States |
| 28 | Motorcar Parts Of AmericaMPAA | $199.9M | $10.56 | -2.67% | United States |
| 29 | StoneridgeSRI | $199.7M | $7.00 | -2.37% | United States |
| 30 | China Automotive SystemsCAAS | $153.3M | $5.08 | +0.20% | China |
| 31 | Innoviz TechnologiesINVZ | $144.8M | $0.41 | +16.60% | Israel |
| 32 | Commercial Vehicle GroupCVGI | $123.1M | $3.03 | +0.00% | United States |
| 33 | AEyeLIDR | $55.1M | $1.18 | -3.28% | United States |
| 34 | XosXOS | $36.3M | $2.55 | +1.19% | United States |
| 35 | Micropolis AI RoboticsMCRP | $28.9M | $0.83 | -0.18% | Unknown |
| 36 | Azio AiAZIO | $22.4M | $1.30 | -3.70% | United States |
| 37 | WorksportWKSP | $6.80M | $0.44 | +2.19% | Canada |
All 37 companies. One row per company, with secondary share classes folded into their primary listing. Updated 24 Sept 2026.
Sectors auto parts:o.e.m. companies sit in
This industry spans more than one sector: Nasdaq classifies each company individually.
Other industries
Semiconductors 101Computer Software: Programming Data Processing 77Computer Software: Prepackaged Software 234Computer Manufacturing 10Biotechnology: Pharmaceutical Preparations 500Major Banks 246Industrial Machinery/Components 211Catalog/Specialty Distribution 31Business Services 93Commercial Banks 35Auto Manufacturing 29Integrated oil Companies 18Investment Bankers/Brokers/Service 68Oil & Gas Production 116Real Estate Investment Trusts 177Department/Specialty Retail Stores 14Telecommunications Equipment 82Electronic Components 21Beverages (Production/Distribution) 36Finance: Consumer Services 162Electric Utilities: Central 60Consumer Electronics/Appliances 23Biotechnology: Biological Products (No Diagnostic Substances) 160Natural Gas Distribution 29All industries โ
Figures come from SEC filings and daily market prices. Companies listed only outside the US are not covered: see methodology.