COLUMN GROUP III-A, LP (CIK 1668085) reported 34 SEC Form 4 insider transactions across 2 companies over the past 18 months (most recent 2026-02-26). Recent activity: Sell TNYA (349,212 shares), Sell TNYA (1.6M shares), Sell TNYA (309,228 shares), Sell TNYA (1.9M shares), Sell TNYA (245,965 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-02-26 | Tenaya Therapeutics, Inc. (TNYA) | Insider | Sell | 349,212 | $216,511 |
| 2026-02-26 | Tenaya Therapeutics, Inc. (TNYA) | Insider | Sell | 1.6M | $923,597 |
| 2026-02-26 | Tenaya Therapeutics, Inc. (TNYA) | Insider | Sell | 309,228 | $191,721 |
| 2026-02-26 | Tenaya Therapeutics, Inc. (TNYA) | Insider | Sell | 1.9M | $1.0M |
| 2026-02-24 | Tenaya Therapeutics, Inc. (TNYA) | Insider | Sell | 245,965 | $150,039 |
| 2026-02-24 | Tenaya Therapeutics, Inc. (TNYA) | Insider | Sell | 277,769 | $169,439 |
| 2026-02-24 | Tenaya Therapeutics, Inc. (TNYA) | Insider | Sell | 143,709 | $86,225 |
| 2026-02-24 | Tenaya Therapeutics, Inc. (TNYA) | Insider | Sell | 162,291 | $97,375 |
| 2026-02-12 | Tenaya Therapeutics, Inc. (TNYA) | Insider | Sell | 161,422 | $132,366 |
| 2026-02-12 | Tenaya Therapeutics, Inc. (TNYA) | Insider | Sell | 182,295 | $149,482 |
| 2026-02-12 | Tenaya Therapeutics, Inc. (TNYA) | Insider | Sell | 1.9M | $1.3M |
| 2026-02-12 | Tenaya Therapeutics, Inc. (TNYA) | Insider | Sell | 2.2M | $1.5M |
| 2026-01-20 | Surrozen, Inc./DE (SRZN) | Insider | Buy | 6,303 | $125,367 |
| 2026-01-20 | Surrozen, Inc./DE (SRZN) | Insider | Buy | 1,204 | $24,080 |
| 2026-01-20 | Surrozen, Inc./DE (SRZN) | Insider | Buy | 1,358 | $27,160 |
| 2026-01-20 | Surrozen, Inc./DE (SRZN) | Insider | Buy | 8,484 | $166,286 |
| 2026-01-20 | Surrozen, Inc./DE (SRZN) | Insider | Buy | 9,568 | $187,533 |
| 2026-01-20 | Surrozen, Inc./DE (SRZN) | Insider | Buy | 5,590 | $111,185 |
| 2026-01-15 | Surrozen, Inc./DE (SRZN) | Insider | Buy | 5,861 | $116,048 |
| 2026-01-15 | Surrozen, Inc./DE (SRZN) | Insider | Buy | 2,596 | $51,894 |
| 2026-01-15 | Surrozen, Inc./DE (SRZN) | Insider | Buy | 2,927 | $58,511 |
| 2026-01-15 | Surrozen, Inc./DE (SRZN) | Insider | Buy | 6,609 | $130,858 |
| 2026-01-08 | Surrozen, Inc./DE (SRZN) | Insider | Buy | 7,097 | $141,159 |
| 2026-01-08 | Surrozen, Inc./DE (SRZN) | Insider | Buy | 8,003 | $159,180 |
| 2025-12-08 | Surrozen, Inc./DE (SRZN) | Insider | Buy | 2,475 | $42,941 |
Source: SEC Form 4 filings · as of 2026-02-26