SEC Insider Transactions from Topsoe Jakob Haldor.

Last updated: 2026-03-14 10:44 UTC | Total transactions: 11

Topsoe Jakob Haldor has filed 11 insider transactions across 1 company since December 2023.

Most recent transaction: a disposition of 91712 shares of IGM Biosciences, Inc. ($IGMS) on August 14, 2025.

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Transaction Date Company Ticker Insider Name Title Transaction Type Security Shares Price Shares Owned Following Total Shares Outstanding % of Owned % of Outstanding
Aug. 14, 2025 IGM Biosciences, Inc. $IGMS Topsoe Jakob Haldor Not found D Common Stock 91712 $0.00 0.0000 61,816,099 100.00% 0.15%
Aug. 14, 2025 IGM Biosciences, Inc. $IGMS Topsoe Jakob Haldor Not found D Common Stock 10400564 $0.00 0.0000 61,816,099 100.00% 16.83%
Aug. 14, 2025 IGM Biosciences, Inc. $IGMS Topsoe Jakob Haldor Not found D Non-Voting Common Stock 5044295 $0.00 0.0000 61,816,099 100.00% 8.16%
June 30, 2025 IGM Biosciences, Inc. $IGMS Topsoe Jakob Haldor Not found A Common Stock 828 $0.00 10,492,276.0000 60,514,546 0.01% 0.00%
March 31, 2025 IGM Biosciences, Inc. $IGMS Topsoe Jakob Haldor Not found A Common Stock 828 $0.00 10,491,448.0000 60,514,546 0.01% 0.00%
Dec. 31, 2024 IGM Biosciences, Inc. $IGMS Topsoe Jakob Haldor Not found A Common Stock 1734 $0.00 10,490,620.0000 60,434,161 0.02% 0.00%
Sept. 30, 2024 IGM Biosciences, Inc. $IGMS Topsoe Jakob Haldor Not found A Common Stock 1734 $0.00 10,488,886.0000 60,434,161 0.02% 0.00%
June 28, 2024 IGM Biosciences, Inc. $IGMS Topsoe Jakob Haldor Not found A Common Stock 1734 $0.00 10,487,152.0000 52,311,958 0.02% 0.00%
March 29, 2024 IGM Biosciences, Inc. $IGMS Topsoe Jakob Haldor Not found A Common Stock 1734 $0.00 10,485,418.0000 52,311,958 0.02% 0.00%
March 12, 2024 IGM Biosciences, Inc. $IGMS Topsoe Jakob Haldor Not found A Stock Option (right to buy) 29400 $0.00 29,400.0000 52,311,958 9999.99% 0.06%
Dec. 29, 2023 IGM Biosciences, Inc. $IGMS Topsoe Jakob Haldor Director A Common Stock 492 $0.00 10,483,684.0000 41,543,954 0.00% 0.00%