IGMS

IGM Biosciences, Inc.

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Type	Date	Insider	Title	Of stake	Shares	Price	Value
Other	2025-08-18	BAKER BROS. ADVISORS LP	—	—Indirect	3,763,362	—	—
Other	2025-08-18	BAKER BROS. ADVISORS LP	—	—Indirect	357,048	—	—
Return	2025-08-15	Redmile Group, LLC	10% owner	—Indirect	2,964,843	—	—
Return	2025-08-14	Topsoe Holding A/S	10% owner	—Direct	10,400,564	—	—
Return	2025-08-14	Topsoe Jakob Haldor	10% owner	—Indirect	10,400,564	—	—

Other

BAKER BROS. ADVISORS LP

2025-08-18

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3,763,362 shares

Other

BAKER BROS. ADVISORS LP

2025-08-18

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357,048 shares

Return

Redmile Group, LLC

10% owner · 2025-08-15

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2,964,843 shares

Return

Topsoe Holding A/S

10% owner · 2025-08-14

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10,400,564 shares

Return

Topsoe Jakob Haldor

10% owner · 2025-08-14

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10,400,564 shares

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