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
$230.712 B
0.2% of all US-listed value
Companies
37
Ranked #66 of 152 industries
Average
$6.235 B
Mean market cap per company
| # | Name | Market cap | Close | Session | Country |
|---|---|---|---|---|---|
| 1 | Trane TechnologiesTT | $106.1B | $482.31 | +0.76% | Ireland |
| 2 | Magna InternationalMGA | $18.7B | $70.36 | +3.75% | Canada |
| 3 | BorgwarnerBWA | $13.9B | $68.42 | +3.98% | United States |
| 4 | Modine ManufacturingMOD | $10.4B | $195.60 | +1.60% | United States |
| 5 | AptivAPTV | $10.3B | $49.55 | +7.02% | United Kingdom |
| 6 | Allison TransmissionALSN | $9.82B | $118.88 | +2.27% | United States |
| 7 | AutolivALV | $9.00B | $122.86 | +1.90% | Sweden |
| 8 | LearLEA | $6.06B | $122.84 | +3.16% | United States |
| 9 | Garrett MotionGTX | $5.57B | $29.85 | -2.04% | Switzerland |
| 10 | GentexGNTX | $5.07B | $24.08 | +2.29% | United States |
| 11 | Dorman ProductsDORM | $4.18B | $140.91 | +2.42% | United States |
| 12 | Atmus Filtration TechnologiesATMU | $4.18B | $51.17 | -6.13% | United States |
| 13 | VersigentVGNT | $3.12B | $44.10 | +2.99% | United Kingdom |
| 14 | DanaDAN | $3.08B | $28.44 | +4.10% | United States |
| 15 | Patrick IndustriesPATK | $2.92B | $88.84 | +2.69% | United States |
| 16 | VisteonVC | $2.78B | $104.13 | +0.90% | United States |
| 17 | PhiniaPHIN | $2.74B | $74.91 | +0.03% | United States |
| 18 | Lci IndustriesLCII | $2.65B | $108.80 | +2.83% | United States |
| 19 | Aeva TechnologiesAEVA | $1.68B | $26.62 | +5.38% | United States |
| 20 | DauchDCH | $1.51B | $6.35 | +11.99% | United States |
| 21 | AdientADNT | $1.50B | $19.42 | +3.02% | United States |
| 22 | GenthermTHRM | $1.27B | $41.26 | +2.13% | United States |
| 23 | Standard Motor ProductsSMP | $910.6M | $40.76 | +3.64% | United States |
| 24 | Apogee EnterprisesAPOG | $908.2M | $43.52 | +0.90% | United States |
| 25 | Cooper-StandardCPS | $557.5M | $31.40 | +13.64% | United States |
| 26 | HolleyHLLY | $384.3M | $3.17 | +5.32% | United States |
| 27 | Strattec SecuritySTRT | $361.0M | $86.39 | -0.49% | United States |
| 28 | Motorcar Parts Of AmericaMPAA | $258.1M | $13.63 | +0.22% | United States |
| 29 | StoneridgeSRI | $212.8M | $7.46 | +2.90% | United States |
| 30 | Commercial Vehicle GroupCVGI | $147.5M | $3.63 | -0.28% | United States |
| 31 | Innoviz TechnologiesINVZ | $137.6M | $0.39 | -5.30% | Israel |
| 32 | China Automotive SystemsCAAS | $133.4M | $4.42 | -2.21% | China |
| 33 | AEyeLIDR | $61.1M | $1.32 | +8.20% | United States |
| 34 | Micropolis AI RoboticsMCRP | $45.0M | $1.29 | +2.38% | Unknown |
| 35 | XosXOS | $37.7M | $2.75 | +4.56% | United States |
| 36 | Azio AiAZIO | $18.7M | $1.45 | -1.36% | United States |
| 37 | WorksportWKSP | $10.5M | $0.69 | -3.12% | Canada |
All 37 companies. One row per company — secondary share classes are folded into their primary listing. Updated 9 Aug 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 100Computer Software: Programming Data Processing 77Computer Software: Prepackaged Software 232Computer Manufacturing 10Biotechnology: Pharmaceutical Preparations 501Major Banks 245Industrial Machinery/Components 209Catalog/Specialty Distribution 30Business Services 93Commercial Banks 35Auto Manufacturing 29Integrated oil Companies 18Investment Bankers/Brokers/Service 68Real Estate Investment Trusts 179Department/Specialty Retail Stores 14Oil & Gas Production 116Telecommunications Equipment 82Beverages (Production/Distribution) 35Electronic Components 21Finance: Consumer Services 163Electric Utilities: Central 59Consumer Electronics/Appliances 23Natural Gas Distribution 29Medical Specialities 44All industries →
Figures come from SEC filings and daily market prices. Companies listed only outside the US are not covered — see methodology.