Insider · CIK 0001364719

Kauffman Michael

Reports to the SEC for 8 companies · SAN FRANCISCO, CA

sec.gov

Transactions

Companies

Filings

CIK

0001364719

Forms 4 and 5

Insider transactions

50 trades

Date	Company	Role	Code	Shares	Price	Value	Shares after
2026-06-12	KYNBKYNTRA BIO, INC. · Stock Option (Right to Buy)A Award	Director	AAward	+7,000 sh	—	—	7,000
2026-05-11	KZRKezar Life Sciences, Inc.U Disposition from Tender	Director	UDisposition from Tender	−6,369 sh	—	—	0
2026-05-11	KZRKezar Life Sciences, Inc. · Stock Option (right to buy)D Disposition to Issuer	Director	DDisposition to Issuer	−389 sh	—	—	0
2026-05-11	KZRKezar Life Sciences, Inc. · Stock Option (right to buy)D Disposition to Issuer	Director	DDisposition to Issuer	−3,500 sh	—	—	0
2026-05-11	KZRKezar Life Sciences, Inc. · Stock Option (right to buy)D Disposition to Issuer	Director	DDisposition to Issuer	−5,000 sh	—	—	0
2026-05-11	KZRKezar Life Sciences, Inc. · Stock Option (right to buy)D Disposition to Issuer	Director	DDisposition to Issuer	−5,000 sh	—	—	0
2026-05-11	KZRKezar Life Sciences, Inc. · Stock Option (right to buy)D Disposition to Issuer	Director	DDisposition to Issuer	−889 sh	—	—	0
2026-05-11	KZRKezar Life Sciences, Inc. · Stock Option (right to buy)D Disposition to Issuer	Director	DDisposition to Issuer	−889 sh	—	—	0
2026-05-11	KZRKezar Life Sciences, Inc. · Stock Option (right to buy)D Disposition to Issuer	Director	DDisposition to Issuer	−2,600 sh	—	—	0
2026-05-11	KZRKezar Life Sciences, Inc. · Stock Option (right to buy)D Disposition to Issuer	Director	DDisposition to Issuer	−2,600 sh	—	—	0
2026-01-06	VSTMVerastem, Inc. · Stock Option (right to buy)A Award	Director, President of Development	AAward	+200K sh	—	—	200,000
2025-11-21	VSTMVerastem, Inc.S Sale	Director, President of Development	SSale	−8,550 sh	$10.00	−$85.5K	8,666
2025-06-18	KZRKezar Life Sciences, Inc. · Stock Option (right to buy)A Award	Director	AAward	+5,000 sh	—	—	5,000
2025-06-04	KYNBKYNTRA BIO, INC. · Stock Option (Right to Buy)A Award	Director	AAward	+70K sh	—	—	70,000
2025-06-04	KYNBKYNTRA BIO, INC. · Stock Option (Right to Buy)A Award	Director	AAward	+120K sh	—	—	120,000
2025-05-22	VSTMVerastem, Inc.A Award	Director, President of Development	AAward	+8,333 sh	—	—	17,216
2025-05-22	VSTMVerastem, Inc. · Stock Option (right to buy)A Award	Director, President of Development	AAward	+12.5K sh	—	—	12,500
2024-08-21	ACETAdicet Bio, Inc. · Stock Option (Right to Buy)D Disposition to Issuer	Director	DDisposition to Issuer	−37K sh	—	—	0
2024-08-21	ACETAdicet Bio, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+37K sh	—	—	37,000
2024-08-21	ACETAdicet Bio, Inc. · Stock Option (Right to Buy)D Disposition to Issuer	Director	DDisposition to Issuer	−18.5K sh	—	—	0
2024-08-21	ACETAdicet Bio, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+18.5K sh	—	—	18,500
2024-08-21	ACETAdicet Bio, Inc. · Stock Option (Right to Buy)D Disposition to Issuer	Director	DDisposition to Issuer	−26.4K sh	—	—	0
2024-08-21	ACETAdicet Bio, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+26.4K sh	—	—	26,400
2024-06-20	KZRKezar Life Sciences, Inc. · Stock Option (right to buy)A Award	Director	AAward	+50K sh	—	—	50,000
2024-06-18	VSTMVerastem, Inc.A Award	Director, President of Development	AAward	+8,333 sh	—	—	8,883
2024-06-18	VSTMVerastem, Inc. · Stock Option (right to buy)A Award	Director, President of Development	AAward	+12.5K sh	—	—	12,500
2024-06-05	ACETAdicet Bio, Inc.A Award	Director	AAward	+5,900 sh	—	—	11,800
2024-06-05	ACETAdicet Bio, Inc.S Sale	Director	SSale	−5,900 sh	$1.43	−$8,437	5,900
2024-06-05	ACETAdicet Bio, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+26.4K sh	—	—	26,400
2024-03-11	VSTMVerastem, Inc. · Stock Option (right to buy)D Disposition to Issuer	Director, President of Development	DDisposition to Issuer	−2,083 sh	—	—	0
2024-03-11	VSTMVerastem, Inc. · Stock Option (right to buy)D Disposition to Issuer	Director, President of Development	DDisposition to Issuer	−1,497 sh	—	—	0
2024-03-11	VSTMVerastem, Inc. · Stock Option (right to buy)D Disposition to Issuer	Director, President of Development	DDisposition to Issuer	−2,083 sh	—	—	0
2024-03-11	VSTMVerastem, Inc. · Stock Option (right to buy)D Disposition to Issuer	Director, President of Development	DDisposition to Issuer	−2,083 sh	—	—	0
2024-03-11	VSTMVerastem, Inc. · Stock Option (right to buy)D Disposition to Issuer	Director, President of Development	DDisposition to Issuer	−2,083 sh	—	—	0
2024-03-11	VSTMVerastem, Inc. · Stock Option (right to buy)D Disposition to Issuer	Director, President of Development	DDisposition to Issuer	−2,083 sh	—	—	0
2024-03-11	VSTMVerastem, Inc. · Stock Option (right to buy)D Disposition to Issuer	Director, President of Development	DDisposition to Issuer	−2,083 sh	—	—	0
2024-03-11	VSTMVerastem, Inc. · Stock Option (right to buy)D Disposition to Issuer	Director, President of Development	DDisposition to Issuer	−2,083 sh	—	—	0
2024-03-11	VSTMVerastem, Inc. · Stock Option (right to buy)A Award	Director, President of Development	AAward	+16.1K sh	—	—	16,078
2023-08-14	ACETAdicet Bio, Inc. · Stock Option (Right to Buy)D Disposition to Issuer	Director	DDisposition to Issuer	−37K sh	—	—	0
2023-08-14	ACETAdicet Bio, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+37K sh	—	—	37,000
2023-08-14	ACETAdicet Bio, Inc. · Stock Option (Right to Buy)D Disposition to Issuer	Director	DDisposition to Issuer	−18.5K sh	—	—	0
2023-08-14	ACETAdicet Bio, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+18.5K sh	—	—	18,500
2023-08-14	ACETAdicet Bio, Inc. · Stock Option (Right to Buy)D Disposition to Issuer	Director	DDisposition to Issuer	−26.4K sh	—	—	0
2023-08-14	ACETAdicet Bio, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+26.4K sh	—	—	26,400
2023-07-24	KZRKezar Life Sciences, Inc. · Stock Option (Right to Buy)D Disposition to Issuer	Director	DDisposition to Issuer	−8,896 sh	—	—	0
2023-07-24	KZRKezar Life Sciences, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+8,896 sh	—	—	8,896
2023-07-24	KZRKezar Life Sciences, Inc. · Stock Option (Right to Buy)D Disposition to Issuer	Director	DDisposition to Issuer	−8,896 sh	—	—	0
2023-07-24	KZRKezar Life Sciences, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+8,896 sh	—	—	8,896
2023-07-24	KZRKezar Life Sciences, Inc. · Stock Option (Right to Buy)D Disposition to Issuer	Director	DDisposition to Issuer	−26K sh	—	—	0
2023-07-24	KZRKezar Life Sciences, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+26K sh	—	—	26,000

Recent filings

Accepted (ET)
Jun 174
Kauffman Michael0001364719-26-000004
SEC(opens sec.gov)
May 114
Kauffman Michael0001364719-26-000002
SEC(opens sec.gov)
Jan 84
Kauffman Michael0001104659-26-002117
SEC(opens sec.gov)
Nov 254
Kauffman Michael0001104659-25-116060
SEC(opens sec.gov)
Jun 234
Kauffman Michael0001415889-25-017970
SEC(opens sec.gov)
Jun 64
Kauffman Michael0001415889-25-015983
SEC(opens sec.gov)
May 274
Kauffman Michael0001104659-25-053096
SEC(opens sec.gov)
Aug 234
Kauffman Michael0000950170-24-100173
SEC(opens sec.gov)

Companies

Address

C/O KYNTRA BIO, INC. 350 BAY STREET, SUITE 100, #6009

SAN FRANCISCO, CA, 94133