Latest Period
Q2 2026
Security Snapshot
Star Equity Holdings, Inc. - Common Stock, par value $0.001 per share (STRR) Institutional Ownership
CUSIP: 443787205
13F Institutional Holders and Ownership History from Q2 2019 to Q2 2026
Institutions Reporting
26
Shares (Excl. Options)
955,345
Price
$10.66
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- Security type / class
- Equity / Common Stock, par value $0.001 per share
- Symbol
- STRR on Nasdaq
- All holders as of 30 Jun 2026
- Q2 2026
- Total 13F shares
- 955,345
- Total 13F value
- $10,183,631
- Portfolio coverage rank
- 0%
- Share change
- +2,979
- Value change
- +$31,806
- Number of holders
- 26
- Shares outstanding
- 3,743,612
- SEC-reported price per share
- $11.38
- Insider filing price
- $11.38
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
3 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- STRR - Star Equity Holdings, Inc. - Common Stock, par value $0.001 per share is tracked under CUSIP 443787205.
- 26 institutions reported positions in Q2 2026.
- 5 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 25 to 26 between Q1 2026 and Q2 2026.
- SEC-reported value moved from $9,569,768 to $10,183,631.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 26 institutions filings for Q2 2026.
Security key
443787205
Latest holder period
Q2 2026
13F holders
26
13D/G owners
5
CIK / CUSIP context first
Open Q2 2026 holders
STRR full holder history
Star Equity Holdings, Inc. SEC filings
Star Equity Holdings, Inc. company facts
Star Equity Holdings, Inc. insider transactions
Star Equity Holdings, Inc. 13D/G history
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 443787205:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
5
Security
STRR
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| Eberwein Jeffrey E. | 31% | +4% | $10,975,710 | +$425,815 | 1,149,289 | +4% | JEFFREY E. EBERWEIN | 25 Jun 2026 |
| Mink Brook Partners LP | 9.2% | -8% | $3,496,728 | +$444,333 | 314,454 | +15% | Mink Brook Capital GP LLC | 30 Sep 2025 |
| HEARTLAND ADVISORS INC | 4.9% | $1,451,670 | 170,584 | HEARTLAND ADVISORS INC | 25 Aug 2025 | |||
| VANGUARD GROUP INC | 4.2% | $1,718,178 | 149,018 | The Vanguard Group | 30 Sep 2025 | |||
| HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC | 0.34% | -94% | $101,797 | -$2,404,907 | 11,920 | -96% | Hotchkis and Wiley Capital Management, LLC | 30 Sep 2025 |
As of 30 Jun 2026, 26 institutional investors reported holding 955,345 shares of Star Equity Holdings, Inc. - Common Stock, par value $0.001 per share (STRR). This represents 26% of the company’s total 3,743,612 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
26%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| Mink Brook Asset Management LLC | 8.4% | 316,139 | 0% | 1.5% | $3,370,042 |
| VANGUARD CAPITAL MANAGEMENT LLC | 3.6% | 134,567 | -0.09% | 0% | $1,434,484 |
| Cable Car Capital, LP | 2.8% | 104,543 | +4.5% | 0.02% | $1,114,428 |
| RENAISSANCE TECHNOLOGIES LLC | 2.1% | 80,426 | -0.62% | 0% | $857,341 |
| BlackRock, Inc. | 1.6% | 61,416 | +15% | 0% | $654,695 |
| North Star Investment Management Corp. | 1.5% | 55,000 | 0% | 0.03% | $586,300 |
| DIMENSIONAL FUND ADVISORS LP | 1.1% | 41,861 | 0% | 0% | $446,280 |
| GEODE CAPITAL MANAGEMENT, LLC | 0.82% | 30,835 | +26% | 0% | $328,802 |
| RBF Capital, LLC | 0.75% | 28,112 | 0% | 0.01% | $299,674 |
| Axxion S.A. | 0.63% | 23,542 | 0% | 0.02% | $250,958 |
| VANGUARD FIDUCIARY TRUST CO | 0.48% | 18,007 | +0.66% | 0% | $191,955 |
| Manatuck Hill Partners, LLC | 0.34% | 12,636 | -52% | 0.04% | $134,700 |
| HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC | 0.32% | 11,920 | 0% | 0% | $127,067 |
| GatePass Capital, LLC | 0.3% | 11,200 | 0.05% | $119,392 | |
| Rothschild Wealth LLC | 0.29% | 10,800 | -4.4% | 0.01% | $115,128 |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | 0.27% | 10,019 | -59% | 0% | $106,803 |
| SBI Securities Co., Ltd. | 0.03% | 1,258 | +136% | 0% | $13,410 |
| Vanguard Global Advisers, LLC | 0.03% | 1,056 | 0% | 0% | $11,257 |
| US BANCORP \DE\ | 0.03% | 1,003 | 0% | $10,692 | |
| UBS Group AG | 0.01% | 524 | +52300% | 0% | $5,586 |
| Tower Research Capital LLC (TRC) | 0.01% | 321 | -2.1% | 0% | $3,422 |
| ROYAL BANK OF CANADA | 0% | 140 | 0% | 0% | $1,000 |
| BARCLAYS PLC | 0% | 12 | 0% | $128 | |
| MORGAN STANLEY | 0% | 6 | 0% | 0% | $65 |
| CITIGROUP INC | 0% | 1 | 0% | 0% | $11 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
29
Latest
Q2 2026
Rows shown
1-25 of 29
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q2 | 955,345 | $10,183,631 | +$31,806 | $10.66 | 26 |
| 2026 Q1 | 930,944 | $9,569,768 | -$178,936 | $10.28 | 25 |
| 2025 Q4 | 1,011,221 | $11,376,683 | +$78,486 | $11.25 | 23 |
| 2025 Q3 | 1,006,915 | $11,168,886 | -$3,636,324 | $11.12 | 23 |
| 2025 Q2 | 1,333,959 | $11,352,029 | -$706,155 | $8.51 | 22 |
| 2025 Q1 | 1,416,250 | $15,111,478 | -$289,997 | $10.67 | 20 |
| 2024 Q4 | 1,439,624 | $18,787,204 | +$50,334 | $13.05 | 24 |
| 2024 Q3 | 1,174,723 | $18,819,200 | +$284,030 | $16.02 | 21 |
| 2024 Q2 | 1,156,983 | $19,217,487 | -$719,541 | $16.61 | 23 |
| 2024 Q1 | 1,199,390 | $21,168,814 | -$1,960,056 | $17.65 | 26 |
| 2023 Q4 | 1,327,005 | $20,588,229 | +$243,671 | $15.49 | 28 |
| 2023 Q3 | 1,354,483 | $25,817,450 | -$689,358 | $18.85 | 27 |
| 2023 Q2 | 1,377,247 | $30,051,677 | -$452,456 | $21.53 | 27 |
| 2023 Q1 | 1,398,010 | $31,153,625 | -$358,290 | $22.27 | 28 |
| 2022 Q4 | 1,411,642 | $31,943,660 | -$1,885,816 | $22.63 | 26 |
| 2022 Q3 | 1,463,438 | $49,200,000 | -$1,350,835 | $33.62 | 23 |
| 2022 Q2 | 1,506,995 | $47,319,128 | -$766,488 | $31.40 | 28 |
| 2022 Q1 | 1,531,118 | $62,264,000 | +$959,701 | $40.67 | 22 |
| 2021 Q4 | 1,507,594 | $43,597,000 | +$3,475,818 | $28.99 | 19 |
| 2021 Q3 | 1,389,917 | $22,114,000 | +$794,291 | $15.91 | 16 |
| 2021 Q2 | 1,339,795 | $23,574,000 | -$558,973 | $17.65 | 17 |
| 2021 Q1 | 1,372,029 | $22,777,000 | +$384,984 | $16.60 | 17 |
| 2020 Q4 | 1,348,851 | $14,164,000 | -$141,704 | $10.50 | 15 |
| 2020 Q3 | 1,310,104 | $12,660,000 | -$207,422 | $9.67 | 14 |
| 2020 Q2 | 1,333,234 | $11,704,000 | -$445,955 | $8.79 | 17 |