TANG KEVIN (CIK 1178579) reported 48 SEC Form 4 insider transactions across 3 companies over the past 18 months (most recent 2026-07-21). Recent activity: Buy BOLD (1,623 shares), Buy BOLD (265 shares), Buy BOLD (2,975 shares), Buy FULC (116,671 shares), Buy FULC (50,945 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-07-21 | Boundless Bio, Inc. (BOLD) | 10% Owner | Buy | 1,623 | $3,960 |
| 2026-07-21 | Boundless Bio, Inc. (BOLD) | 10% Owner | Buy | 265 | $647 |
| 2026-07-21 | Boundless Bio, Inc. (BOLD) | 10% Owner | Buy | 2,975 | $7,259 |
| 2026-07-20 | Fulcrum Therapeutics, Inc. (FULC) | 10% Owner | Buy | 116,671 | $415,349 |
| 2026-07-20 | Fulcrum Therapeutics, Inc. (FULC) | 10% Owner | Buy | 50,945 | $179,326 |
| 2026-07-16 | Boundless Bio, Inc. (BOLD) | 10% Owner | Buy | 43,878 | $106,624 |
| 2026-07-16 | Boundless Bio, Inc. (BOLD) | 10% Owner | Buy | 1,600 | $3,904 |
| 2026-07-16 | Boundless Bio, Inc. (BOLD) | 10% Owner | Buy | 18,491 | $45,118 |
| 2026-07-15 | Fulcrum Therapeutics, Inc. (FULC) | 10% Owner | Buy | 12,966 | $45,900 |
| 2026-07-15 | Fulcrum Therapeutics, Inc. (FULC) | 10% Owner | Buy | 53,651 | $190,998 |
| 2026-07-15 | Fulcrum Therapeutics, Inc. (FULC) | 10% Owner | Buy | 75,952 | $271,908 |
| 2026-07-15 | Fulcrum Therapeutics, Inc. (FULC) | 10% Owner | Buy | 107,377 | $382,262 |
| 2026-07-13 | Boundless Bio, Inc. (BOLD) | 10% Owner | Buy | 43,367 | $105,382 |
| 2026-07-13 | Boundless Bio, Inc. (BOLD) | 10% Owner | Buy | 7 | $17 |
| 2026-07-13 | Boundless Bio, Inc. (BOLD) | 10% Owner | Buy | 48,211 | $116,671 |
| 2026-07-08 | Boundless Bio, Inc. (BOLD) | 10% Owner | Buy | 27,062 | $67,384 |
| 2026-07-08 | Boundless Bio, Inc. (BOLD) | 10% Owner | Buy | 15,810 | $39,209 |
| 2026-07-08 | Boundless Bio, Inc. (BOLD) | 10% Owner | Buy | 14,338 | $35,271 |
| 2026-07-02 | Boundless Bio, Inc. (BOLD) | 10% Owner | Buy | 25,930 | $65,862 |
| 2026-07-02 | Boundless Bio, Inc. (BOLD) | 10% Owner | Buy | 100 | $250 |
| 2026-07-02 | Boundless Bio, Inc. (BOLD) | 10% Owner | Buy | 71,612 | $178,314 |
| 2026-07-02 | Boundless Bio, Inc. (BOLD) | 10% Owner | Buy | 9,821 | $24,454 |
| 2026-06-29 | Boundless Bio, Inc. (BOLD) | 10% Owner | Buy | 75,047 | $191,370 |
| 2026-06-29 | Boundless Bio, Inc. (BOLD) | 10% Owner | Buy | 510 | $1,306 |
| 2026-06-29 | Boundless Bio, Inc. (BOLD) | 10% Owner | Buy | 145,880 | $361,782 |
Source: SEC Form 4 filings · as of 2026-07-21