Topsoe Holding A/S - 14 Aug 2025 SCHEDULE 13D/A Report for IGM Biosciences, Inc. Common Stock, par value $0.01 per share (IGMS)

Filing Manager
Topsoe Holding A/S
Reporting Manager
Topsoe Holding A/S
Security
IGM Biosciences, Inc. Common Stock, par value $0.01 per share
Symbol
IGMS
Disclosed Ownership
0 shares
Ownership
0%
Form type
SCHEDULE 13D/A
Date filed
18 Aug 2025, 16:31
Date of event
14 Aug 2025
SEC
View on sec.gov

Reporting Managers (7)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
Topsoe Holding A/S 0% 0 0 0 By: /s/ Henrik Gaarn Bak Henrik Gaarn Bak, Managing Director 0001788357
Jakob Haldor Topsoe 0% 0 0 0 /s/ Jakob Haldor Topsoe Jakob Haldor Topsoe
Christina Teng Topsoe 0% 0 0 0 /s/ Christina Teng Topsoe Christina Teng Topsoe
Anne Haugwitz-Hardenberg-Reventlow 0% 0 0 0 /s/ Anne Haugwitz-Hardenberg-Reventlow Anne Haugwitz-Hardenberg-Reventlow
Emil Oigaard 0% 0 0 0 /s/ Emil Oigaard Emil Oigaard
Thomas Schleicher 0% 0 0 0 /s/ Thomas Schleicher Thomas Schleicher
Birgitte Nielsen 0% 0 0 0 /s/ Birgitte Nielsen Birgitte Nielsen