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Small Cap Auto Parts
Stocks Ranked by
Market Capitalization

Name Market cap Price Price
change %
HSAI icon
1
Hesai Group
HSAI
$1.95B
$1.95B $12.42 7.04%
THRM icon
2
Gentherm
THRM
$1.58B
$1.58B $29.04 2.58%
ADNT icon
3
Adient
ADNT
$1.38B
$1.38B $17.94 1.32%
GT icon
4
Goodyear
GT
$1.24B
$1.24B $4.29 2.94%
XPEL icon
5
XPEL
XPEL
$1.21B
$1.21B $43.81 1.11%
DCH icon
6
Dauch Corp
DCH
$1.15B
$1.15B $4.84 5.1%
PLOW icon
7
Douglas Dynamics
PLOW
$912M
$912M $39.54 0.3%
SMP icon
8
Standard Motor Products
SMP
$825M
$825M $36.95 0.51%
FOXF icon
9
Fox Factory Holding Corp
FOXF
$674M
$674M $16.04 13.3%
MLR icon
10
Miller Industries
MLR
$584M
$584M $51.47 0.39%
SLDP icon
11
Solid Power
SLDP
$459M
$459M $2.01 5.63%
MNRO icon
12
Monro
MNRO
$426M
$426M $13.64 5.01%
CPS icon
13
Cooper-Standard Automotive
CPS
$370M
$370M $20.83 3.03%
ECX icon
14
ECARX Holdings
ECX
$334M
$334M $0.8495 9.2%
HLLY icon
15
Holley
HLLY
$302M
$302M $2.49 4.6%
SES icon
16
SES AI
SES
$265M
$265M $0.7135 19.3%

Small Cap 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 16 small cap Auto Parts stocks — companies in the Auto Parts industry with a market cap between $250M and $2B — worth a combined $13.7B.

The largest by market cap are Hesai Group (HSAI) at $1.95B, Gentherm (THRM) at $1.58B and Adient (ADNT) at $1.38B.

Among institutional investors, Adient (ADNT) drew the most net new fund positions in Q2 2026: 54 funds opened new positions, taking total fund holders up 22 (7.6%) quarter-over-quarter.

  • Combined market cap: $13.7B across 16 stocks.
  • Small Cap: market cap between $250M and $2B.
  • Largest constituent: Hesai Group (HSAI), $1.95B market cap.
  • Most net new fund positions in Q2 2026: Adient (ADNT), +22 holders.

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