Stapley Marc (CIK 1539796) reported 29 SEC Form 4 insider transactions across 2 companies over the past 18 months (most recent 2026-06-01). Recent activity: Buy GKOS (1,878 shares), Buy VCYT (92,099 shares), Sell VCYT (19,244 shares), Sell VCYT (26,279 shares), Sell VCYT (19,455 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-06-01 | GLAUKOS Corp (GKOS) | Director | Buy | 1,878 | $0 |
| 2026-03-10 | VERACYTE, INC. (VCYT) | Chief Executive Officer | Buy | 92,099 | $0 |
| 2026-03-06 | VERACYTE, INC. (VCYT) | Chief Executive Officer | Sell | 19,244 | $684,317 |
| 2026-03-06 | VERACYTE, INC. (VCYT) | Chief Executive Officer | Sell | 26,279 | $953,402 |
| 2026-03-04 | VERACYTE, INC. (VCYT) | Chief Executive Officer | Sell | 19,455 | $700,575 |
| 2026-03-02 | VERACYTE, INC. (VCYT) | Chief Executive Officer | Buy | 139,074 | $0 |
| 2026-03-02 | VERACYTE, INC. (VCYT) | Chief Executive Officer | Sell | 35,841 | $1.4M |
| 2026-01-26 | GLAUKOS Corp (GKOS) | Director | Sell | 1,300 | $168,714 |
| 2026-01-26 | GLAUKOS Corp (GKOS) | Director | Sell | 3,812 | $480,579 |
| 2026-01-26 | GLAUKOS Corp (GKOS) | Director | Sell | 3,892 | $494,128 |
| 2026-01-26 | GLAUKOS Corp (GKOS) | Director | Sell | 1,671 | $213,754 |
| 2026-01-26 | GLAUKOS Corp (GKOS) | Director | Sell | 4,325 | $558,401 |
| 2026-01-26 | GLAUKOS Corp (GKOS) | Director | Buy | 15,000 | $370,350 |
| 2026-01-07 | GLAUKOS Corp (GKOS) | Director | Buy | 727 | $0 |
| 2025-12-04 | VERACYTE, INC. (VCYT) | Chief Executive Officer | Sell | 7,914 | $365,310 |
| 2025-12-04 | VERACYTE, INC. (VCYT) | Chief Executive Officer | Sell | 4,448 | $208,611 |
| 2025-12-04 | VERACYTE, INC. (VCYT) | Chief Executive Officer | Sell | 3,220 | $152,467 |
| 2025-09-08 | VERACYTE, INC. (VCYT) | Chief Executive Officer | Sell | 7,667 | $233,153 |
| 2025-09-04 | VERACYTE, INC. (VCYT) | Chief Executive Officer | Sell | 7,914 | $238,291 |
| 2025-06-04 | VERACYTE, INC. (VCYT) | Chief Executive Officer | Sell | 9,399 | $251,329 |
| 2025-06-02 | GLAUKOS Corp (GKOS) | Director | Buy | 538 | $0 |
| 2025-06-02 | GLAUKOS Corp (GKOS) | Director | Buy | 2,108 | $0 |
| 2025-03-10 | VERACYTE, INC. (VCYT) | Chief Executive Officer | Buy | 90,601 | $0 |
| 2025-03-06 | VERACYTE, INC. (VCYT) | Chief Executive Officer | Sell | 28,189 | $925,163 |
| 2025-03-06 | VERACYTE, INC. (VCYT) | Chief Executive Officer | Sell | 23,414 | $793,969 |
Source: SEC Form 4 filings · as of 2026-06-01