Diamond Matthew K
SEC insider (Form 3/4/5 filer). CIK 0001779155. Chief Accounting Officer at Star Equity Holdings, Inc. (STRR). 5 reported Form 4/5 transactions since Sep 2024; latest on May 29, 2026. Located in OLD GREENWICH, CT.
Companies Diamond Matthew K has filed insider reports for
- Star Equity Holdings, Inc. (STRR): Officer, Chief Accounting Officer
Diamond Matthew K
CIK: 0001779155
Transaction Breakdown
Open Market Buys (P)0 (0.0%)
High conviction signal
Open Market Sales (S)0 (0.0%)
Position reduction
Option Exercises (M)0 (0.0%)
Derivative conversions
Awards (A)1 (20.0%)
Compensation grants
Other (G, F, J, C, D, …)4 (80.0%)
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Companies & Roles (1)
STRR
Star Equity Holdings, Inc.
Officer
Discretionary Trading P&L
Holdings
Transaction History (5 total)
- May 29, 2026STRR
Star Equity Holdings, Inc.
Tax PaymentDirect763 shares at avg. $11.62$9K - Mar 19, 2026STRR
Star Equity Holdings, Inc.
AwardDirect4K shares- - Mar 19, 2026STRR
Star Equity Holdings, Inc.
Tax PaymentDirect551 shares at avg. $9.92$5K - May 29, 2025HSON
Hudson Global, Inc.
Tax PaymentDirect868 shares at avg. $8.66$8K - Mar 7, 2025HSON
Hudson Global, Inc.
Tax PaymentDirect554 shares at avg. $10.20$6K
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| May 29, 2026 | STRR Star Equity Holdings, Inc. | Tax Payment | 763 | $11.62 | $8,866 | Direct |
| Mar 19, 2026 | STRR Star Equity Holdings, Inc. | Award | 3,993 | - | $0 | Direct |
| Mar 19, 2026 | STRR Star Equity Holdings, Inc. | Tax Payment | 551 | $9.92 | $5,466 | Direct |
| May 29, 2025 |  HSON Hudson Global, Inc. | Tax Payment | 868 | $8.66 | $7,517 | Direct |
| Mar 7, 2025 | HSON Hudson Global, Inc. | Tax Payment | 554 | $10.20 | $5,651 | Direct |
1-5 of 5 transactions