10 insiders reported 42 Form 4 transactions for Whitestone REIT (WSR) over the past 18 months (most recent 2026-07-02). Recent activity: TROPOLI PETER (General Counsel & Secretary) Sell 4,305 shares, Holeman David K (Chief Executive Officer) Sell 13,229 shares, Mastandrea Christine J (President and COO) Sell 8,991 shares, Hogan John Scott (Chief Financial Officer) Sell 6,684 shares, Siv Soklin (VP of Human Resources) Sell 2,324 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-07-02 | TROPOLI PETER | General Counsel & Secretary | Sell | 4,305 | $81,623 |
| 2026-07-02 | Holeman David K | Chief Executive Officer | Sell | 13,229 | $250,822 |
| 2026-07-02 | Mastandrea Christine J | President and COO | Sell | 8,991 | $170,469 |
| 2026-07-02 | Hogan John Scott | Chief Financial Officer | Sell | 6,684 | $126,729 |
| 2026-07-02 | Siv Soklin | VP of Human Resources | Sell | 2,324 | $44,063 |
| 2026-04-30 | Jones Jeffrey Alan | Director | Buy | 6,368 | $87,242 |
| 2026-04-06 | TROPOLI PETER | General Counsel & Secretary | Buy | 13,435 | $0 |
| 2026-04-06 | Holeman David K | Chief Executive Officer | Buy | 24,032 | $0 |
| 2026-04-06 | Mastandrea Christine J | President and COO | Buy | 18,525 | $0 |
| 2026-04-06 | Hogan John Scott | Chief Financial Officer | Buy | 14,019 | $0 |
| 2026-04-06 | Siv Soklin | VP of Human Resources | Buy | 6,996 | $0 |
| 2026-01-06 | Hogan John Scott | Chief Financial Officer | Buy | 38,314 | $0 |
| 2026-01-06 | TROPOLI PETER | General Counsel & Secretary | Buy | 38,314 | $0 |
| 2026-01-06 | TROPOLI PETER | General Counsel & Secretary | Sell | 15,455 | $214,670 |
| 2026-01-06 | Siv Soklin | VP of Human Resources | Buy | 24,084 | $0 |
| 2026-01-06 | Siv Soklin | VP of Human Resources | Sell | 6,521 | $90,577 |
| 2026-01-06 | Mastandrea Christine J | President and COO | Buy | 51,998 | $0 |
| 2026-01-06 | Hogan John Scott | Chief Financial Officer | Sell | 15,529 | $215,698 |
| 2026-01-06 | Holeman David K | Chief Executive Officer | Buy | 87,576 | $0 |
| 2026-01-06 | Holeman David K | Chief Executive Officer | Sell | 35,081 | $487,275 |
| 2025-12-29 | Jones Jeffrey Alan | Director | Buy | 6,368 | $87,242 |
| 2025-12-29 | Miller Donald A | Director | Buy | 11,986 | $164,208 |
| 2025-12-29 | Feng Amy Shih-Hua | Director | Buy | 15,282 | $209,363 |
| 2025-12-29 | Buthman Julia Bruns | Director | Buy | 12,660 | $173,442 |
| 2025-12-29 | GATHRIGHT KRISTIAN M | Director | Buy | 12,286 | $168,318 |
Source: SEC Form 4 filings · as of 2026-07-02