OLD GREENWICH, CT
STAR EQUITY HOLDINGS, INC.STRR— Latest position per institution from SEC 13F filings
15
Institutional holders
1.51M
Total shares held
18.23M
Estimated value
75.50K
Avg. position size
MINK BROOK ASSET MANAGEMENT LLC
CIK 2052205
Shares
316.14K
Value
3.37M
Filed
Jun 30, 2026
VANGUARD GROUP INC
CIK 102909
Shares
153.63K
Value
1.73M
Filed
Dec 31, 2025
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
134.57K
Value
1.43M
Filed
Jun 30, 2026
MARINER, LLC
CIK 1373442
Shares
124.97K
Value
1.94M
Filed
Dec 31, 2023
CABLE CAR CAPITAL, LP
CIK 1699575
Shares
104.54K
Value
1.11M
Filed
Jun 30, 2026
HIGHTOWER ADVISORS, LLC
CIK 1462245
Shares
82.92K
Value
1.78M
Filed
Jun 30, 2023
RENAISSANCE TECHNOLOGIES LLC
CIK 1037389
Shares
80.43K
Value
857.34K
Filed
Jun 30, 2026
PERRITT CAPITAL MANAGEMENT INC
CIK 1279342
Shares
66.30K
Value
745.88K
Filed
Dec 31, 2025
BLACKROCK, INC.
CIK 2012383
Shares
61.42K
Value
654.70K
Filed
Jun 30, 2026
BLACKROCK FINANCE, INC.
CIK 1364742
Shares
59.63K
Value
990.50K
Filed
Jun 30, 2024
NORTH STAR INVESTMENT MANAGEMENT CORP.
CIK 1342857
Shares
55K
Value
586.30K
Filed
Jun 30, 2026
JACOB ASSET MANAGEMENT OF NEW YORK LLC
CIK 1279256
Shares
50.95K
Value
987.49K
Filed
Sep 30, 2023
DIMENSIONAL FUND ADVISORS LP
CIK 354204
Shares
41.86K
Value
446.28K
Filed
Jun 30, 2026
INFORMED MOMENTUM CO LLC
CIK 1510989
Shares
38.74K
Value
1.30K
Filed
Sep 30, 2022
GEODE CAPITAL MANAGEMENT, LLC
CIK 1214717
Shares
30.84K
Value
328.80K
Filed
Jun 30, 2026
RBF CAPITAL, LLC
CIK 1134621
Shares
28.11K
Value
299.67K
Filed
Jun 30, 2026
DRW SECURITIES, LLC
CIK 1481986
Shares
23.86K
Value
268.43K
Filed
Dec 31, 2025
AXXION S.A.
CIK 2030181
Shares
23.54K
Value
250.96K
Filed
Jun 30, 2026
VANGUARD FIDUCIARY TRUST CO
CIK 933478
Shares
18.01K
Value
191.96K
Filed
Jun 30, 2026
CRAWFORD FUND MANAGEMENT, LLC
CIK 1816427
Shares
14.57K
Value
257.19K
Filed
Mar 31, 2024
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | MINK BROOK ASSET MANAGEMENT LLC | 2052205 | 316.14K | 3.37M | Jun 30, 2026 |
| 2 | VANGUARD GROUP INC | 102909 | 153.63K | 1.73M | Dec 31, 2025 |
| 3 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 134.57K | 1.43M | Jun 30, 2026 |
| 4 | MARINER, LLC | 1373442 | 124.97K | 1.94M | Dec 31, 2023 |
| 5 | CABLE CAR CAPITAL, LP | 1699575 | 104.54K | 1.11M | Jun 30, 2026 |
| 6 | HIGHTOWER ADVISORS, LLC | 1462245 | 82.92K | 1.78M | Jun 30, 2023 |
| 7 | RENAISSANCE TECHNOLOGIES LLC | 1037389 | 80.43K | 857.34K | Jun 30, 2026 |
| 8 | PERRITT CAPITAL MANAGEMENT INC | 1279342 | 66.30K | 745.88K | Dec 31, 2025 |
| 9 | BLACKROCK, INC. | 2012383 | 61.42K | 654.70K | Jun 30, 2026 |
| 10 | BLACKROCK FINANCE, INC. | 1364742 | 59.63K | 990.50K | Jun 30, 2024 |
| 11 | NORTH STAR INVESTMENT MANAGEMENT CORP. | 1342857 | 55K | 586.30K | Jun 30, 2026 |
| 12 | JACOB ASSET MANAGEMENT OF NEW YORK LLC | 1279256 | 50.95K | 987.49K | Sep 30, 2023 |
| 13 | DIMENSIONAL FUND ADVISORS LP | 354204 | 41.86K | 446.28K | Jun 30, 2026 |
| 14 | INFORMED MOMENTUM CO LLC | 1510989 | 38.74K | 1.30K | Sep 30, 2022 |
| 15 | GEODE CAPITAL MANAGEMENT, LLC | 1214717 | 30.84K | 328.80K | Jun 30, 2026 |
| 16 | RBF CAPITAL, LLC | 1134621 | 28.11K | 299.67K | Jun 30, 2026 |
| 17 | DRW SECURITIES, LLC | 1481986 | 23.86K | 268.43K | Dec 31, 2025 |
| 18 | AXXION S.A. | 2030181 | 23.54K | 250.96K | Jun 30, 2026 |
| 19 | VANGUARD FIDUCIARY TRUST CO | 933478 | 18.01K | 191.96K | Jun 30, 2026 |
| 20 | CRAWFORD FUND MANAGEMENT, LLC | 1816427 | 14.57K | 257.19K | Mar 31, 2024 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.