IGM Biosciences, Inc. (IGMS) has 143 open-market insider trades by 22 insiders since 2019. The most active filer is Bruce Keyt, CSO.
| Name | Title | Tier | Trades | Value | Last Trade |
|---|---|---|---|---|---|
| Jakob Haldor Topsoe | Dir10% Owner | — | 10 | $70.3M | 2025-08-14 |
| Christina Teng Topsoe | Dir10% Owner | — | 6 | $69.2M | 2025-08-14 |
| 667, L.P. | Dir10% | — | 1 | $65.0M | 2025-06-30 |
| Jeremy Green | 10% | — | 1 | $60.0M | 2025-08-14 |
| Felix Baker | Dir10% Owner | — | 1 | $50.3M | 2023-09-29 |
| Julian Baker | Dir | — | 1 | $45.0M | 2023-06-30 |
| Topsoe Holding A/S | 10% | — | 2 | $38.5M | 2025-08-14 |
| Redmile Group, LLC via Jeremy Green | Dir | — | 3 | $29.8M | 2025-06-30 |
| M. Kathleen Behrens | Dir | — | 7 | $11.1M | 2025-08-14 |
| BAKER Bros. Advisors L.P. via Julian Baker | Dir10% Owner | — | 1 | $6.8M | 2025-08-14 |
| Insider | Title | Type | Value | Date |
|---|---|---|---|---|
| Misbah Tahir | CFO | Sell | $11K | 2025-07-23 |
| Lisa Lynn Decker | CHIEF BUSINESS OFFICER | Sell | $6K | 2025-07-23 |
| Mary Beth Harler | CEO | Sell | $18K | 2025-07-23 |
| Lisa Lynn Decker | CHIEF BUSINESS OFFICER | Sell | $1K | 2025-06-16 |
| Steven Weber | PRINCIPAL ACCOUNTING OFFICER | Sell | $583 | 2025-06-16 |
| Misbah Tahir | CFO | Sell | $2K |
Companies that share insiders with IGMS, and sector peers with recent insider buying. Related by who files, not by how the stocks move.
| 2025-06-16 |
| Steven Weber | PRINCIPAL ACCOUNTING OFFICER | Sell | $2K | 2025-05-14 |
| Mary Beth Harler | CEO | Sell | $9K | 2025-03-14 |
| Lisa Lynn Decker | CHIEF BUSINESS OFFICER | Sell | $6K | 2025-03-14 |
| Steven Weber | PRINCIPAL ACCOUNTING OFFICER | Sell | $2K | 2025-03-14 |
| Steven Weber | PRINCIPAL ACCOUNTING OFFICER | Sell | $2K | 2025-01-15 |
| Steven Weber | PRINCIPAL ACCOUNTING OFFICER | Sell | $4K | 2024-12-16 |
| Misbah Tahir | CFO | Sell | $13K | 2024-12-16 |
| Lisa Lynn Decker | CHIEF BUSINESS OFFICER | Sell | $8K | 2024-12-16 |
| Steven Weber | PRINCIPAL ACCOUNTING OFFICER | Sell | $5K | 2024-09-13 |