Insiders / Diamond Matthew K
Diamond Matthew K
CIK 1779155personinsider
Companies
1
First seen
Mar 23, 2026
Last activity
Jun 1, 2026
Companies
| Company | Shares held | Latest |
|---|---|---|
| Star Equity Holdings, Inc. · STRR | 20,175 | — |
All securities held
1 position · latest reported per filing
| Company | Security | Shares |
|---|---|---|
| Star Equity Holdings, Inc. | Common Stock | 20,175 |
Activity
InsidersInstitutions
This person's insider trades (Form 4), across every company.| Date | Action | Company | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|
| May 29, 2026 | Other | STRR Star Equity Holdings, Inc. Common Stock | $8.9K | -763 -3.64% | 20,175 0.55% of shares | low |
| Mar 19, 2026 | Other | STRR Star Equity Holdings, Inc. Common Stock | $5.5K | -551 -2.56% | 20,938 0.57% of shares | low |
| Mar 19, 2026 | Grant | STRR Star Equity Holdings, Inc. Common Stock | $0 | +4K +22.82% | 21,489 0.58% of shares | low |