Jakob Haldor Topsoe serves as Executive at IGM Biosciences, Inc., where they oversee executive responsibilities. Since joining the company, Jakob Haldor Topsoe has executed 34 insider transactions totaling $31.3M, demonstrating a bullish approach to their equity position. Their most recent transaction on Aug 14, 2025 involved selling 10,400,564 shares valued at $0.
Jakob Haldor Topsoe currently holds 91,712 shares of IGM Biosciences, Inc. (IGMS), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Jakob Haldor Topsoe has been a net buyer of IGMS stock. They have purchased $31.3M and sold $0 worth of shares.
Jakob Haldor Topsoe's most recent insider trade was on Aug 14, 2025, when they sold 10,400,564 shares at $0.00 per share.
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| $N/A |
| Discretionary |
| Jun 30, 2025 | IGMS | $0 | Award | 828 | $N/A | Discretionary |
| Jun 28, 2024 | IGMS | $0 | Award | 1,734 | $N/A | Discretionary |
| Mar 29, 2024 | IGMS | $0 | Award | 1,734 | $N/A | Discretionary |
| Dec 29, 2023 | IGMS | $0 | Award | 492 | $N/A | Discretionary |
| Sep 29, 2023 | IGMS | $0 | Award | 492 | $N/A | Discretionary |
| Jun 30, 2023 | IGMS | $0 | Award | 492 | $N/A | Discretionary |
| Jun 30, 2023 | IGMS | $32.4K | Purchase | 3,500 | $9.25 | Discretionary |
| Jun 29, 2023 | IGMS | $31.9K | Purchase | 3,500 | $9.10 | Discretionary |
| Mar 31, 2023 | IGMS | $0 | Award | 492 | $N/A | Discretionary |
| Dec 30, 2022 | IGMS | $0 | Award | 230 | $N/A | Discretionary |
| Sep 30, 2022 | IGMS | $0 | Award | 230 | $N/A | Discretionary |
| Jun 30, 2022 | IGMS | $0 | Award | 230 | $N/A | Discretionary |
| May 20, 2022 | IGMS | $23.7K | Purchase | 1,481 | $16.00 | Discretionary |
| May 13, 2022 | IGMS | $116.7K | Purchase | 7,850 | $14.86 | Discretionary |
| May 12, 2022 | IGMS | $117.0K | Purchase | 8,254 | $14.17 | Discretionary |
| Mar 31, 2022 | IGMS | $0 | Award | 230 | $N/A | Discretionary |
| Dec 31, 2021 | IGMS | $0 | Award | 130 | $N/A | Discretionary |
| Sep 30, 2021 | IGMS | $0 | Award | 130 | $N/A | Discretionary |
| Jun 30, 2021 | IGMS | $0 | Award | 130 | $N/A | Discretionary |
| Mar 31, 2021 | IGMS | $0 | Award | 130 | $N/A | Discretionary |
| Dec 31, 2020 | IGMS | $0 | Award | 178 | $N/A | Discretionary |
| Dec 11, 2020 | IGMS | $10.0M | Purchase | 111,111 | $90.00 | Discretionary |
| Oct 1, 2020 | IGMS | $0 | Award | 178 | $N/A | Discretionary |
| Jul 1, 2020 | IGMS | $0 | Award | 178 | $N/A | Discretionary |
| Apr 1, 2020 | IGMS | $0 | Award | 178 | $N/A | Discretionary |
| Sep 24, 2019 | IGMS | $82.0K | Purchase | 4,000 | $20.50 | Discretionary |
| Sep 20, 2019 | IGMS | $0 | Conversion | 9,039,453 | $N/A | Discretionary |
| Sep 19, 2019 | IGMS | $315.6K | Purchase | 14,340 | $22.01 | Discretionary |