LONG BEACH, CA
CARPARTS.COM, INC.PRTS— Latest position per institution from SEC 13F filings
15
Institutional holders
36.76M
Total shares held
50.18M
Estimated value
1.84M
Avg. position size
OAKTOP CAPITAL MANAGEMENT II, L.P.
CIK 1550660
Shares
4.60M
Value
3.27M
Filed
Sep 30, 2025
BLACKROCK FINANCE, INC.
CIK 1364742
Shares
3.49M
Value
3.49M
Filed
Jun 30, 2024
PARK WEST ASSET MANAGEMENT LLC
CIK 1386928
Shares
2.76M
Value
14.28K
Filed
Sep 30, 2022
VANGUARD GROUP INC
CIK 102909
Shares
2.68M
Value
1.34M
Filed
Dec 31, 2025
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
2.41M
Value
1.89M
Filed
Mar 31, 2026
KANEN WEALTH MANAGEMENT LLC
CIK 1681614
Shares
1.98M
Value
6.26M
Filed
Dec 31, 2023
BLACKROCK, INC.
CIK 2012383
Shares
1.98M
Value
1.55M
Filed
Mar 31, 2026
WESTERN STANDARD LLC
CIK 1517666
Shares
1.92M
Value
1.42M
Filed
Jun 30, 2025
CANNELL CAPITAL LLC
CIK 1058854
Shares
1.79M
Value
1.79M
Filed
Mar 31, 2025
MACKENZIE FINANCIAL CORP
CIK 919859
Shares
1.78M
Value
879.56K
Filed
Dec 31, 2025
NUVEEN ASSET MANAGEMENT, LLC
CIK 1521019
Shares
1.72M
Value
2.79M
Filed
Mar 31, 2024
WASATCH ADVISORS LP
CIK 814133
Shares
1.47M
Value
2.39M
Filed
Mar 31, 2024
NORTH STAR INVESTMENT MANAGEMENT CORP.
CIK 1342857
Shares
1.44M
Value
1.13M
Filed
Mar 31, 2026
RK CAPITAL MANAGEMENT, LLC
CIK 1426266
Shares
1.40M
Value
7.48M
Filed
Mar 31, 2023
RENAISSANCE TECHNOLOGIES LLC
CIK 1037389
Shares
1.34M
Value
1.05M
Filed
Mar 31, 2026
JANUS HENDERSON GROUP PLC
CIK 1274173
Shares
1.13M
Value
4.67M
Filed
Sep 30, 2023
KENNEDY CAPITAL MANAGEMENT LLC
CIK 884589
Shares
834.65K
Value
3.44M
Filed
Sep 30, 2023
ISTHMUS PARTNERS, LLC
CIK 1639666
Shares
699.05K
Value
1.13M
Filed
Mar 31, 2024
G2 INVESTMENT PARTNERS MANAGEMENT LLC
CIK 1593404
Shares
695.22K
Value
3.71M
Filed
Mar 31, 2023
ASSENAGON ASSET MANAGEMENT S.A.
CIK 1546007
Shares
633.92K
Value
469.17K
Filed
Jun 30, 2025
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | OAKTOP CAPITAL MANAGEMENT II, L.P. | 1550660 | 4.60M | 3.27M | Sep 30, 2025 |
| 2 | BLACKROCK FINANCE, INC. | 1364742 | 3.49M | 3.49M | Jun 30, 2024 |
| 3 | PARK WEST ASSET MANAGEMENT LLC | 1386928 | 2.76M | 14.28K | Sep 30, 2022 |
| 4 | VANGUARD GROUP INC | 102909 | 2.68M | 1.34M | Dec 31, 2025 |
| 5 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 2.41M | 1.89M | Mar 31, 2026 |
| 6 | KANEN WEALTH MANAGEMENT LLC | 1681614 | 1.98M | 6.26M | Dec 31, 2023 |
| 7 | BLACKROCK, INC. | 2012383 | 1.98M | 1.55M | Mar 31, 2026 |
| 8 | WESTERN STANDARD LLC | 1517666 | 1.92M | 1.42M | Jun 30, 2025 |
| 9 | CANNELL CAPITAL LLC | 1058854 | 1.79M | 1.79M | Mar 31, 2025 |
| 10 | MACKENZIE FINANCIAL CORP | 919859 | 1.78M | 879.56K | Dec 31, 2025 |
| 11 | NUVEEN ASSET MANAGEMENT, LLC | 1521019 | 1.72M | 2.79M | Mar 31, 2024 |
| 12 | WASATCH ADVISORS LP | 814133 | 1.47M | 2.39M | Mar 31, 2024 |
| 13 | NORTH STAR INVESTMENT MANAGEMENT CORP. | 1342857 | 1.44M | 1.13M | Mar 31, 2026 |
| 14 | RK CAPITAL MANAGEMENT, LLC | 1426266 | 1.40M | 7.48M | Mar 31, 2023 |
| 15 | RENAISSANCE TECHNOLOGIES LLC | 1037389 | 1.34M | 1.05M | Mar 31, 2026 |
| 16 | JANUS HENDERSON GROUP PLC | 1274173 | 1.13M | 4.67M | Sep 30, 2023 |
| 17 | KENNEDY CAPITAL MANAGEMENT LLC | 884589 | 834.65K | 3.44M | Sep 30, 2023 |
| 18 | ISTHMUS PARTNERS, LLC | 1639666 | 699.05K | 1.13M | Mar 31, 2024 |
| 19 | G2 INVESTMENT PARTNERS MANAGEMENT LLC | 1593404 | 695.22K | 3.71M | Mar 31, 2023 |
| 20 | ASSENAGON ASSET MANAGEMENT S.A. | 1546007 | 633.92K | 469.17K | Jun 30, 2025 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.