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Form SC 13D/A - General Statement of Acquisition of Beneficial Ownership: [Amend]
SEC Accession No. 0001193125-20-319174
Filing Date
2020-12-16
Accepted
2020-12-16 17:29:28
Documents
2
Group Members
ANNE HAUGWITZ-HARDENBERG-REVENTLOWCHRISTINA TENG TOPSOEEMIL OIGAARDJAKOB HALDOR TOPSOE

Document Format Files

Seq Description Document Type Size
1 SC 13D/A (AMENDMENT NO. 1) d23170dsc13da.htm SC 13D/A 127259
2 EX-99.1 d23170dex991.htm EX-99.1 6396
  Complete submission text file 0001193125-20-319174.txt   135355
Mailing Address 325 E MIDDLEFIELD ROAD MOUNTAIN VIEW CA 94043
Business Address 325 E MIDDLEFIELD ROAD MOUNTAIN VIEW CA 94043 650-965-7873
IGM Biosciences, Inc. (Subject) CIK: 0001496323 (see all company filings)

IRS No.: 770349194 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13D/A | Act: 34 | File No.: 005-91132 | Film No.: 201393419
SIC: 2834 Pharmaceutical Preparations

Mailing Address HALDOR TOPSOE ALLE 1 KONGENS LYNGBY G7 2800
Business Address HALDOR TOPSOE ALLE 1 KONGENS LYNGBY G7 2800 45 4527 2000
Haldor Topsoe Holding A/S (Filed by) CIK: 0001788357 (see all company filings)

IRS No.: 000000000 | State of Incorp.: G7 | Fiscal Year End: 1231
Type: SC 13D/A