Skip to contentHaldor Topsoe Holding A/S — IGM Biosciences, Inc. insider: 10 transactions · InsiderLensInsider trading activity of Haldor Topsoe Holding A/S
- Transactions on record
- 10
- since Sep 20, 2019
- Open-market buys
- 2
- $30M
- Open-market sells
- 0
- Companies traded
- 1
- last filing Aug 14, 2025
Figures computed from official regulatory filings — methodology.
Companies where Haldor Topsoe Holding A/S has traded
Track record of Haldor Topsoe Holding A/S
Insufficient history for a statistical track record (fewer than 5 open-market buys).
Transaction history of Haldor Topsoe Holding A/S
Co-insiders of Haldor Topsoe Holding A/S
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Chen Daniel ShinYuIGM Biosciences, Inc.
| Company | Filed | Type | Qty | Price | Value · USD | Src |
|---|
| Aug 14, 2025 | Other | -10,400,564 | — | — | SEC |
| Aug 14, 2025 | OtherD | -5,044,295 | 0.00 USD | $0 | SEC |
| Jun 28, 2023 | BuyD | 1,687,500 | 8.00 USD | $13.5M | SEC |
| Apr 5, 2022 | BuyD | 1,086,957 | 23.00 USD | $25M | SEC |
| Dec 15, 2020 | Buy | 111,111 | 90.00 USD | $10M | SEC |
| Sep 20, 2019 | OtherD | -2,269,838 | 0.00 USD | $0 | SEC |
| Sep 20, 2019 | OtherD | 2,269,838 | 0.00 USD | $0 | SEC |
| Sep 20, 2019 | OtherD | -9,039,453 | 0.00 USD | $0 | SEC |
| Sep 20, 2019 | Other | 9,039,453 | 0.00 USD | $0 | SEC |
| Sep 20, 2019 | Buy | 1,250,000 | 16.00 USD | $20M | SEC |