🕵️ Star Equity Holdings, Inc. ($STRR)
SEC insider & ownership activity, last 12 months · CIK 1210708 · every row links its SEC filing
Over the last 12 months insiders sold $3.7M against $5.3M of open-market buying. Jeffrey E. Eberwein bought $5.1M (Sep–Jun). Jeffrey E. Eberwein added 29.5% → 30.7%. No red-flag 8-Ks in the window.
Monthly net open-market insider flow, last 12 months (up = net buying)
Insider flow
8 buyers, $5.3M (68 lots) · 1 seller, $3.7M (14 lots)
| Insider | Buys | Bought | Sells | Sold | Last |
|---|---|---|---|---|---|
| Jeffrey E. Eberwein | 43 | $5.1M | 14 | $3.7M | Jun 29, 2026 |
| Coleman Richard Kenneth Jr. | 4 | $72K | 0 | – | Mar 25, 2026 |
| Fruhbeis Todd Michael | 14 | $65K | 0 | – | Jun 12, 2026 |
| Louis A. Parks | 3 | $39K | 0 | – | May 29, 2026 |
| Mimi K. Drake | 1 | $12K | 0 | – | Jun 5, 2026 |
| Palmer Jennifer | 1 | $8K | 0 | – | Jun 5, 2026 |
| Robert G. Pearse | 1 | $6K | 0 | – | Jun 5, 2026 |
| Zabkowicz Jacob | 1 | $2K | 0 | – | Mar 31, 2026 |
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| Jeffrey E. Eberwein | 30.7% | 13D | Jun 25, 2026 | filing ↗ | |
| MINK Brook Capital GP LLC | 9.2% | 13G | Nov 14, 2025 | filing ↗ | |
| William Mueller | 9.2% | 13G | Nov 14, 2025 | filing ↗ | |
| MINK Brook Asset Management LLC | 9.2% | 13G | Nov 14, 2025 | filing ↗ |
Planned insider sales (Form 144)
| Seller | Planned | Approx. sale date | |
|---|---|---|---|
| Jeffrey E. Eberwein | $214K | Dec 24, 2025 | filing ↗ |
| Jeffrey E. Eberwein | $248K | Sep 15, 2025 | filing ↗ |
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Other events (8.01) | Jun 26, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jun 26, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Jun 1, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jun 1, 2026 | filing ↗ |
| Shareholder vote (5.07) | May 27, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 27, 2026 | filing ↗ |
| Material agreement (1.01) | May 18, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 18, 2026 | filing ↗ |
| Other events (8.01) | May 15, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 15, 2026 | filing ↗ |
| Earnings (2.02) | May 11, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 11, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Mar 30, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Mar 30, 2026 | filing ↗ |
| Material agreement (1.01) | Mar 27, 2026 | filing ↗ |
| New financial obligation (2.03) | Mar 27, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Mar 27, 2026 | filing ↗ |
| Officer/director changes (5.02) | Mar 19, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Mar 19, 2026 | filing ↗ |
| Earnings (2.02) | Mar 17, 2026 | filing ↗ |
| Shareholder Nominations Pursuant to Exchange Act Rule 14a-11 (5.08) | Mar 17, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Mar 17, 2026 | filing ↗ |
| Material agreement (1.01) | Feb 27, 2026 | filing ↗ |
| New financial obligation (2.03) | Feb 27, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 27, 2026 | filing ↗ |
| Other events (8.01) | Feb 13, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 13, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Feb 3, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 3, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Jan 21, 2026 | filing ↗ |