Insider · CIK 0001786442

Topsoe Christina Teng

Reports to the SEC for 1 company · MOUNTAIN VIEW, CA

sec.gov

Transactions

Companies

Filings

CIK

0001786442

Forms 4 and 5

Insider transactions

50 trades

Date	Company	Role	Code	Shares	Price	Value	Shares after
2025-08-14	IGM Biosciences, Inc.D Disposition to Issuer	Director, 10% Owner	DDisposition to Issuer	−54.2K sh	—	—	0
2025-08-14	IGM Biosciences, Inc.D Disposition to Issuer	Director, 10% Owner	DDisposition to Issuer	−10.4M sh	—	—	0
2025-08-14	IGM Biosciences, Inc.D Disposition to Issuer	Director, 10% Owner	DDisposition to Issuer	−9,800 sh	—	—	0
2025-08-14	IGM Biosciences, Inc.Non-Voting Common StockD Disposition to Issuer	Director, 10% Owner	DDisposition to Issuer	−5.04M sh	—	—	0
2025-06-30	IGM Biosciences, Inc.A Award	Director, 10% Owner	AAward	+1,284 sh	—	—	54,235
2025-03-31	IGM Biosciences, Inc.A Award	Director, 10% Owner	AAward	+1,284 sh	—	—	52,951
2024-12-31	IGM Biosciences, Inc.A Award	Director, 10% Owner	AAward	+2,687 sh	—	—	51,667
2024-09-30	IGM Biosciences, Inc.A Award	Director, 10% Owner	AAward	+2,687 sh	—	—	48,980
2024-06-28	IGM Biosciences, Inc.A Award	Director, 10% Owner	AAward	+2,687 sh	—	—	46,293
2024-03-29	IGM Biosciences, Inc.A Award	Director, 10% Owner	AAward	+2,687 sh	—	—	43,606
2024-03-12	IGM Biosciences, Inc.Stock Option (right to buy)A Award	Director, 10% Owner	AAward	+29.4K sh	—	—	29,400
2023-12-29	IGM Biosciences, Inc.A Award	Director, 10% Owner	AAward	+738 sh	—	—	40,919
2023-09-29	IGM Biosciences, Inc.A Award	Director, 10% Owner	AAward	+738 sh	—	—	40,181
2023-06-30	IGM Biosciences, Inc.P Purchase	Director, 10% Owner	PPurchase	+3,000 sh	$9.32	+$28K	9,800
2023-06-30	IGM Biosciences, Inc.A Award	Director, 10% Owner	AAward	+738 sh	—	—	39,443
2023-06-26	IGM Biosciences, Inc.Non-Voting Common StockP Purchase	Director, 10% Owner	PPurchase	+1.69M sh	$8.00	+$13.5M	5,044,295
2023-04-04	IGM Biosciences, Inc.Stock Option (right to buy)A Award	Director, 10% Owner	AAward	+15.5K sh	—	—	15,500
2023-03-31	IGM Biosciences, Inc.A Award	Director, 10% Owner	AAward	+738 sh	—	—	38,705
2022-12-30	IGM Biosciences, Inc.A Award	Director, 10% Owner	AAward	+346 sh	—	—	37,967
2022-09-30	IGM Biosciences, Inc.A Award	Director, 10% Owner	AAward	+346 sh	—	—	37,621
2022-06-30	IGM Biosciences, Inc.A Award	Director, 10% Owner	AAward	+346 sh	—	—	37,275
2022-05-13	IGM Biosciences, Inc.P Purchase	Director, 10% Owner	PPurchase	+4,510 sh	$14.99	+$67.6K	6,800
2022-05-12	IGM Biosciences, Inc.P Purchase	Director, 10% Owner	PPurchase	+2,290 sh	$14.08	+$32.2K	2,290
2022-04-01	IGM Biosciences, Inc.Non-Voting Common StockP Purchase	Director, 10% Owner	PPurchase	+1.09M sh	$23.00	+$25M	3,356,795
2022-03-31	IGM Biosciences, Inc.A Award	Director, 10% Owner	AAward	+346 sh	—	—	36,929
2022-03-12	IGM Biosciences, Inc.Stock Option (right to buy)A Award	Director, 10% Owner	AAward	+29.5K sh	—	—	29,497
2021-12-31	IGM Biosciences, Inc.A Award	Director, 10% Owner	AAward	+195 sh	—	—	36,583
2021-09-30	IGM Biosciences, Inc.A Award	Director, 10% Owner	AAward	+195 sh	—	—	36,388
2021-06-30	IGM Biosciences, Inc.A Award	Director, 10% Owner	AAward	+195 sh	—	—	36,193
2021-03-31	IGM Biosciences, Inc.A Award	Director, 10% Owner	AAward	+195 sh	—	—	35,998
2021-02-19	IGM Biosciences, Inc.Stock Option (right to buy)A Award	Director, 10% Owner	AAward	+6,423 sh	—	—	6,423
2020-12-31	IGM Biosciences, Inc.A Award	Director, 10% Owner	AAward	+357 sh	—	—	35,803
2020-12-11	IGM Biosciences, Inc.P Purchase	Director, 10% Owner	PPurchase	+111K sh	$90.00	+$10M	10,400,564
2020-10-01	IGM Biosciences, Inc.A Award	Director, 10% Owner	AAward	+357 sh	—	—	35,446
2020-07-01	IGM Biosciences, Inc.A Award	Director, 10% Owner	AAward	+357 sh	—	—	35,089
2020-04-01	IGM Biosciences, Inc.A Award	Director, 10% Owner	AAward	+357 sh	—	—	34,732
2020-02-05	IGM Biosciences, Inc.Stock Option (right to buy)A Award	Director, 10% Owner	AAward	+10K sh	—	—	10,000
2019-09-20	IGM Biosciences, Inc.C Conversion	Director, 10% Owner	CConversion	+9.04M sh	—	—	10,289,453
2019-09-20	IGM Biosciences, Inc.Series B Preferred StockC Conversion	Director, 10% Owner	CConversion	−9.04M sh	—	—	0
2019-09-20	IGM Biosciences, Inc.Series C Preferred StockC Conversion	Director, 10% Owner	CConversion	−2.27M sh	—	—	0
2019-09-20	IGM Biosciences, Inc.Non-Voting Common StockC Conversion	Director, 10% Owner	CConversion	+2.27M sh	—	—	2,269,838
2019-09-20	IGM Biosciences, Inc.C Conversion	Director, 10% Owner	CConversion	+9.04M sh	—	—	10,289,453
2019-09-20	IGM Biosciences, Inc.Series B Preferred StockC Conversion	Director, 10% Owner	CConversion	−9.04M sh	—	—	0
2019-09-20	IGM Biosciences, Inc.Series C Preferred StockC Conversion	Director, 10% Owner	CConversion	−2.27M sh	—	—	0
2019-09-20	IGM Biosciences, Inc.Non-Voting Common StockC Conversion	Director, 10% Owner	CConversion	+2.27M sh	—	—	2,269,838
2019-09-18	IGM Biosciences, Inc.P Purchase	Director, 10% Owner	PPurchase	+34.4K sh	$16.00	+$550K	34,375
2019-09-18	IGM Biosciences, Inc.P Purchase	Director, 10% Owner	PPurchase	+1.25M sh	$16.00	+$20M	1,250,000
2019-09-18	IGM Biosciences, Inc.P Purchase	Director, 10% Owner	PPurchase	+34.4K sh	$16.00	+$550K	34,375
2019-09-18	IGM Biosciences, Inc.P Purchase	Director, 10% Owner	PPurchase	+1.25M sh	$16.00	+$20M	1,250,000
2019-09-17	IGM Biosciences, Inc.Stock Option (right to buy)A Award	Director, 10% Owner	AAward	+12.1K sh	—	—	12,100

Recent filings

Accepted (ET)
Aug 144
Topsoe Christina Teng0001415889-25-021964
SEC(opens sec.gov)
Jul 24
Topsoe Christina Teng0001415889-25-019154
SEC(opens sec.gov)
Apr 24
Topsoe Christina Teng0001415889-25-009779
SEC(opens sec.gov)
Jan 34
Topsoe Christina Teng0001415889-25-000610
SEC(opens sec.gov)
Oct 24
Topsoe Christina Teng0001415889-24-024535
SEC(opens sec.gov)
Jul 24
Topsoe Christina Teng0001415889-24-019058
SEC(opens sec.gov)
Apr 24
Topsoe Christina Teng0001415889-24-009853
SEC(opens sec.gov)
Mar 144
Topsoe Christina Teng0001415889-24-008041
SEC(opens sec.gov)
Jan 34
Topsoe Christina Teng0001209191-24-000521
SEC(opens sec.gov)
Oct 34
Topsoe Christina Teng0001209191-23-051741
SEC(opens sec.gov)
Jul 54
Topsoe Christina Teng0001209191-23-041391
SEC(opens sec.gov)
Jun 284
Topsoe Christina Teng0001209191-23-040093
SEC(opens sec.gov)
Apr 64
Topsoe Christina Teng0001209191-23-023704
SEC(opens sec.gov)
Apr 44
Topsoe Christina Teng0001209191-23-022982
SEC(opens sec.gov)
Jan 44
Topsoe Christina Teng0001209191-23-001121
SEC(opens sec.gov)
Oct 34
Topsoe Christina Teng0001209191-22-051987
SEC(opens sec.gov)

Companies

IGM Biosciences, Inc.Director, 10% Owner

Address

C/O IGM BIOSCIENCES, INC. 325 E. MIDDLEFIELD ROAD

MOUNTAIN VIEW, CA, 94043