Insider · CIK 0001598502

Ferrante Karen Jean

Reports to the SEC for 5 companies · WALTHAM, MA

sec.gov

Transactions

Companies

Filings

CIK

0001598502

Forms 4 and 5

Insider transactions

50 trades

Date	Company	Role	Code	Shares	Price	Value	Shares after
2026-10-01	COGTCogent Biosciences, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+759 sh	—	—	759
2026-07-01	COGTCogent Biosciences, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+627 sh	—	—	627
2026-06-09	COGTCogent Biosciences, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+17.9K sh	—	—	17,901
2026-05-19	MGNXMACROGENICS INC · Stock Option (right to buy)A Award	Director	AAward	+22K sh	—	—	22,000
2026-05-19	MGNXMACROGENICS INC · Restricted Stock UnitA Award	Director	AAward	+3,750 sh	—	—	3,750
2026-05-18	MGNXMACROGENICS INCM Exercise/Conversion	Director	MExercise/Conversion	+3,750 sh	—	—	14,750
2026-05-18	MGNXMACROGENICS INC · Restricted Stock UnitM Exercise/Conversion	Director	MExercise/Conversion	−3,750 sh	—	—	0
2026-04-01	COGTCogent Biosciences, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+686 sh	—	—	686
2026-01-01	COGTCogent Biosciences, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+643 sh	—	—	643
2025-10-01	COGTCogent Biosciences, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+1,642 sh	—	—	1,642
2025-07-01	COGTCogent Biosciences, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+3,314 sh	—	—	3,314
2025-06-04	COGTCogent Biosciences, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+44.7K sh	—	—	44,700
2025-05-21	MGNXMACROGENICS INC · Stock Option (right to buy)A Award	Director	AAward	+22K sh	—	—	22,000
2025-05-21	MGNXMACROGENICS INC · Restricted Stock UnitA Award	Director	AAward	+3,750 sh	—	—	3,750
2025-05-20	MGNXMACROGENICS INCM Exercise/Conversion	Director	MExercise/Conversion	+6,500 sh	—	—	11,000
2025-05-20	MGNXMACROGENICS INC · Restricted Stock UnitM Exercise/Conversion	Director	MExercise/Conversion	−6,500 sh	—	—	0
2025-04-01	COGTCogent Biosciences, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+3,788 sh	—	—	3,788
2025-01-01	COGTCogent Biosciences, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+2,785 sh	—	—	2,785
2024-10-01	COGTCogent Biosciences, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+2,034 sh	—	—	2,034
2024-07-01	COGTCogent Biosciences, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+2,462 sh	—	—	2,462
2024-06-05	COGTCogent Biosciences, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+44.7K sh	—	—	44,700
2024-05-21	MGNXMACROGENICS INC · Stock Option (right to buy)A Award	Director	AAward	+16.5K sh	—	—	16,500
2024-05-21	MGNXMACROGENICS INC · Restricted Stock UnitA Award	Director	AAward	+6,500 sh	—	—	6,500
2024-05-20	MGNXMACROGENICS INCM Exercise/Conversion	Director	MExercise/Conversion	+4,500 sh	—	—	4,500
2024-05-20	MGNXMACROGENICS INC · Restricted Stock UnitM Exercise/Conversion	Director	MExercise/Conversion	−4,500 sh	—	—	0
2024-04-01	COGTCogent Biosciences, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+3,213 sh	—	—	3,213
2024-01-02	COGTCogent Biosciences, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+3,298 sh	—	—	3,298
2023-10-02	COGTCogent Biosciences, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+2,345 sh	—	—	2,345
2023-07-03	COGTCogent Biosciences, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+1,884 sh	—	—	1,884
2023-06-07	COGTCogent Biosciences, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+36.7K sh	—	—	36,700
2023-05-31	MGNXMACROGENICS INC · Restricted Stock UnitA Award	Director	AAward	+4,500 sh	—	—	4,500
2023-05-31	MGNXMACROGENICS INC · Stock Option (right to buy)A Award	Director	AAward	+19K sh	—	—	19,000
2023-04-03	COGTCogent Biosciences, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+2,053 sh	—	—	2,053
2023-01-03	COGTCogent Biosciences, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+1,862 sh	$7.19	+$13.4K	1,862
2022-10-03	COGTCogent Biosciences, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+1,474 sh	$9.08	+$13.4K	1,474
2022-07-01	COGTCogent Biosciences, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+2,279 sh	$5.87	+$13.4K	2,279
2022-06-07	COGTCogent Biosciences, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+30.7K sh	—	—	30,700
2022-05-19	MGNXMACROGENICS INC · Stock Option (right to buy)A Award	Director	AAward	+20.6K sh	—	—	20,640
2022-05-19	MGNXMACROGENICS INC · Stock Option (right to buy)A Award	Director	AAward	+18K sh	—	—	18,000
2022-04-01	COGTCogent Biosciences, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+2,753 sh	$4.86	+$13.4K	2,753
2022-01-03	COGTCogent Biosciences, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+2,329 sh	$5.15	+$12K	2,329
2021-10-01	COGTCogent Biosciences, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+2,385 sh	$5.03	+$12K	2,385
2021-07-01	COGTCogent Biosciences, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+2,513 sh	$4.78	+$12K	2,513
2021-05-13	MGNXMACROGENICS INC · Stock Option (right to buy)A Award	Director	AAward	+15K sh	—	—	15,000
2021-04-01	COGTCogent Biosciences, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+2,121 sh	$5.66	+$12K	2,121
2021-03-11	COGTCogent Biosciences, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+60K sh	—	—	60,000
2021-01-04	COGTCogent Biosciences, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+1,575 sh	—	—	1,575
2020-10-01	COGTCogent Biosciences, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+8,878 sh	$1.35	+$12K	8,878
2020-07-01	COGTCogent Biosciences, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+38.5K sh	$0.31	+$12K	38,487
2020-06-19	PROGENICS PHARMACEUTICALS INCStock Option (Right to Buy)D Disposition to Issuer	Director	DDisposition to Issuer	−25K sh	—	—	0

Recent filings

Accepted (ET)
Oct 5 16:304
Ferrante Karen Jean0001193125-26-414218
SEC(opens sec.gov)
Jul 64
Ferrante Karen Jean0001193125-26-296249
SEC(opens sec.gov)
Jun 114
Ferrante Karen Jean0001193125-26-267663
SEC(opens sec.gov)
May 204
Ferrante Karen Jean0001598502-26-000002
SEC(opens sec.gov)
Apr 34
Ferrante Karen Jean0001193125-26-142082
SEC(opens sec.gov)
Jan 54
Ferrante Karen Jean0001193125-26-002367
SEC(opens sec.gov)
Oct 34
Ferrante Karen Jean0001193125-25-230215
SEC(opens sec.gov)
Jul 24
Ferrante Karen Jean0000950170-25-092976
SEC(opens sec.gov)
Jun 54
Ferrante Karen Jean0000950170-25-082374
SEC(opens sec.gov)
May 224
Ferrante Karen Jean0001125345-25-000080
SEC(opens sec.gov)
Apr 34
Ferrante Karen Jean0000950170-25-050374
SEC(opens sec.gov)
Jan 34
Ferrante Karen Jean0000950170-25-001210
SEC(opens sec.gov)
Oct 24
Ferrante Karen Jean0000950170-24-111468
SEC(opens sec.gov)
Jul 24
Ferrante Karen Jean0000950170-24-080555
SEC(opens sec.gov)

Companies

Address

C/O COGENT BIOSCIENCES, INC. 180 THIRD AVENUE, 4TH FLOOR

WALTHAM, MA, 02451