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Auto Parts
Stocks Ranked by
Market Capitalization

Name Market cap Price Price
change %
ORLY icon
1
O'Reilly Automotive
ORLY
$73.7B
$73.7B $91.05 1.26%
AZO icon
2
AutoZone
AZO
$51.6B
$51.6B $3,190.07 0.33%
MGA icon
3
Magna International
MGA
$17.1B
$17.1B $63.96 0.02%
GPC icon
4
Genuine Parts
GPC
$17B
$17B $123.22 0.16%
BWA icon
5
BorgWarner
BWA
$11.2B
$11.2B $55.12 0.29%
AUR icon
6
Aurora
AUR
$9.8B
$9.8B $4.87 1.25%
APTV icon
7
Aptiv
APTV
$9.05B
$9.05B $43.61 2.16%
ALSN icon
8
Allison Transmission
ALSN
$8.85B
$8.85B $107.19 0.82%
ALV icon
9
Autoliv
ALV
$8.3B
$8.3B $115.32 0.57%
MOD icon
10
Modine Manufacturing
MOD
$6.93B
$6.93B $130.27 2.3%
LEA icon
11
Lear
LEA
$5.75B
$5.75B $116.57 0.1%
MBLY icon
12
Mobileye
MBLY
$5.66B
$5.66B $6.66 1.83%
LKQ icon
13
LKQ Corp
LKQ
$4.36B
$4.36B $17.25 0.98%
GNTX icon
14
Gentex
GNTX
$4.35B
$4.35B $20.64 0.1%
GTX icon
15
Garrett Motion
GTX
$4.05B
$4.05B $21.69 0.65%
DORM icon
16
Dorman Products
DORM
$3.7B
$3.7B $124.74 0.4%
ATMU icon
17
Atmus Filtration Technologies
ATMU
$3.63B
$3.63B $44.46 0.34%
VGNT icon
18
Versigent PLC
VGNT
$2.93B
$2.93B $41.40 0%
DAN icon
19
Dana Inc
DAN
$2.91B
$2.91B $27.05 0.82%
AAP icon
20
Advance Auto Parts
AAP
$2.81B
$2.81B $46.60 0.68%
QS icon
21
QuantumScape Corp
QS
$2.41B
$2.41B $3.90 3.23%
HSAI icon
22
Hesai Group
HSAI
$2.15B
$2.15B $13.69 4.27%
PHIN icon
23
Phinia Inc
PHIN
$2.09B
$2.09B $57.16 0.28%
VC icon
24
Visteon
VC
$1.87B
$1.87B $75.70 0.88%
THRM icon
25
Gentherm
THRM
$1.56B
$1.56B $28.59 0.03%
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 58 Auto Parts industry stocks tracked by Wall St. Rank, worth a combined $275B.

The largest by market cap are O'Reilly Automotive (ORLY) at $73.7B, AutoZone (AZO) at $51.6B and Magna International (MGA) at $17.1B.

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.