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Auto Parts
Stocks Ranked by
Market Capitalization

Name Market cap Price Price
change %
ORLY icon
1
O'Reilly Automotive
ORLY
$72.5B
$72.5B $89.67 1.52%
AZO icon
2
AutoZone
AZO
$50.9B
$50.9B $3,147.18 1.34%
MGA icon
3
Magna International
MGA
$17.2B
$17.2B $64.14 0.28%
GPC icon
4
Genuine Parts
GPC
$16.6B
$16.6B $120.31 2.36%
BWA icon
5
BorgWarner
BWA
$11.3B
$11.3B $55.53 0.74%
AUR icon
6
Aurora
AUR
$10.3B
$10.3B $5.14 5.54%
APTV icon
7
Aptiv
APTV
$9.09B
$9.09B $43.78 0.39%
ALSN icon
8
Allison Transmission
ALSN
$8.8B
$8.8B $106.58 0.57%
ALV icon
9
Autoliv
ALV
$8.34B
$8.34B $115.89 0.49%
MOD icon
10
Modine Manufacturing
MOD
$7.3B
$7.3B $137.22 5.34%
MBLY icon
11
Mobileye
MBLY
$5.78B
$5.78B $6.80 2.1%
LEA icon
12
Lear
LEA
$5.76B
$5.76B $116.70 0.11%
LKQ icon
13
LKQ Corp
LKQ
$4.32B
$4.32B $17.07 1.04%
GNTX icon
14
Gentex
GNTX
$4.24B
$4.24B $20.13 2.47%
GTX icon
15
Garrett Motion
GTX
$4.11B
$4.11B $22.02 1.52%
ATMU icon
16
Atmus Filtration Technologies
ATMU
$3.65B
$3.65B $44.77 0.7%
DORM icon
17
Dorman Products
DORM
$3.57B
$3.57B $120.14 3.69%
VGNT icon
18
Versigent PLC
VGNT
$2.96B
$2.96B $41.80 0.97%
DAN icon
19
Dana Inc
DAN
$2.95B
$2.95B $27.41 1.33%
AAP icon
20
Advance Auto Parts
AAP
$2.77B
$2.77B $45.85 1.61%
QS icon
21
QuantumScape Corp
QS
$2.61B
$2.61B $4.21 7.95%
PHIN icon
22
Phinia Inc
PHIN
$2.09B
$2.09B $57.12 0.07%
HSAI icon
23
Hesai Group
HSAI
$2.08B
$2.08B $13.21 3.51%
VC icon
24
Visteon
VC
$1.85B
$1.85B $74.79 1.2%
THRM icon
25
Gentherm
THRM
$1.7B
$1.7B $31.28 9.41%
1
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Auto Parts Stocks at a Glance

Auto parts companies make components, tires, and accessories for vehicle production and the replacement market. Aftermarket demand is steadier than new-car build rates, so the mix between supplying automakers and repair channels shapes each company's cyclicality.

There are 57 Auto Parts industry stocks tracked by Wall St. Rank, worth a combined $274B.

The largest by market cap are O'Reilly Automotive (ORLY) at $72.5B, AutoZone (AZO) at $50.9B and Magna International (MGA) at $17.2B.

Among institutional investors, Versigent PLC (VGNT) drew the most net new fund positions in Q2 2026: 413 funds opened new positions, taking total fund holders up 405 (1,191%) quarter-over-quarter.

Market caps and prices updated daily; fund activity based on aggregated SEC 13F filings for Q2 2026.