IGM Biosciences, Inc. (IGMS) Insider Trading -- Recent Executive & Director Transactions
20 insiders reported 56 Form 4 transactions for IGM Biosciences, Inc. (IGMS) over the past 18 months (most recent 2025-08-18). Recent activity: BAKER JULIAN (Insider) Sell 357,048 shares, BAKER FELIX (Insider) Sell 357,048 shares, BAKER BROS. ADVISORS LP (Insider) Sell 357,048 shares, Baker Brothers Life Sciences LP (Insider) Sell 357,048 shares, 667, L.P. (Insider) Sell 357,048 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2025-08-18 | BAKER JULIAN | Insider | Sell | 357,048 | $0 |
| 2025-08-18 | BAKER FELIX | Insider | Sell | 357,048 | $0 |
| 2025-08-18 | BAKER BROS. ADVISORS LP | Insider | Sell | 357,048 | $0 |
| 2025-08-18 | Baker Brothers Life Sciences LP | Insider | Sell | 357,048 | $0 |
| 2025-08-18 | 667, L.P. | Insider | Sell | 357,048 | $0 |
| 2025-08-18 | Baker Bros. Advisors (GP) LLC | Insider | Sell | 357,048 | $0 |
| 2025-08-18 | BAKER JULIAN | Insider | Sell | 3.8M | $0 |
| 2025-08-18 | BAKER FELIX | Insider | Sell | 3.8M | $0 |
| 2025-08-18 | BAKER BROS. ADVISORS LP | Insider | Sell | 3.8M | $0 |
| 2025-08-18 | Baker Brothers Life Sciences LP | Insider | Sell | 3.8M | $0 |
| 2025-08-18 | 667, L.P. | Insider | Sell | 3.8M | $0 |
| 2025-08-18 | Baker Bros. Advisors (GP) LLC | Insider | Sell | 3.8M | $0 |
| 2025-08-15 | Redmile Group, LLC | Director | Sell | 3.0M | $0 |
| 2025-08-15 | Green Jeremy | 10% Owner | Sell | 3.0M | $0 |
| 2025-08-14 | Topsoe Christina Teng | Director | Sell | 54,235 | $0 |
| 2025-08-14 | Topsoe Christina Teng | Director | Sell | 10.4M | $0 |
| 2025-08-14 | Topsoe Christina Teng | Director | Sell | 9,800 | $0 |
| 2025-08-14 | BEHRENS M KATHLEEN | Director | Sell | 22,222 | $0 |
| 2025-08-14 | BEHRENS M KATHLEEN | Director | Sell | 330,700 | $0 |
| 2025-08-14 | BEHRENS M KATHLEEN | Director | Sell | 29,807 | $0 |
| 2025-08-14 | BEHRENS M KATHLEEN | Director | Sell | 29,806 | $0 |
| 2025-08-14 | Topsoe Jakob Haldor | Director | Sell | 91,712 | $0 |
| 2025-08-14 | Topsoe Jakob Haldor | Director | Sell | 10.4M | $0 |
| 2025-08-14 | Thompson Elizabeth H.Z. | Director | Sell | 7,196 | $0 |
| 2025-08-14 | Strohl William | Director | Sell | 125,000 | $0 |
Source: SEC Form 4 filings · as of 2025-08-18