IMGN Insider Holders & Insider Ownership

List of insiders holdings for ImmunoGen Inc.:

Shares directly owned by the insider.
Shares indirectly owned by the insider.
Total shares owned by the insider (sum of shares directly and indirectly owned).
Total market value if available.
Shares are not adjusted for stock split.

"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
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Insider Holder Name	Report Date Time	Shares Owned Directly Indirectly	Total Shares Owned	Filing
SAYARE MITCHEL Director	2011-08-01 15:17:17	383,136 0	383,136	Form 4
JUNIUS DANIEL M Director	2018-03-16 17:12:46	298,505 0	298,505	Form 4
Johnston David Brannon Chief Financial Officer	2018-06-08 16:08:25	270,690 0	270,690	Form 4
Gregory Richard J. Executive VP & CSO	2019-02-25 10:10:17	199,413 0	199,413	Form 4
ALTSCHULLER Susan SVP AND CFO	2022-12-27 17:14:38	165,000 0	165,000	Form 4
BARROWS CRAIG Executive VP, General Counsel	2020-02-25 08:36:43	145,275 0	145,275	Form 4
BLATTLER WALTER Executive Vice President	2007-06-06 16:46:29	124,900 0	124,900	Form 4
LAMBERT JOHN Executive Vice President	2016-11-03 11:13:47	120,521 0	120,521	Form 4
Berkenblit Anna SVP & CHIEF MEDICAL OFFICER	2023-07-05 17:56:29	113,935 0	113,935	Form 4
Morris Charles Q Executive VP & CDO	2016-07-20 16:10:50	110,000 0	110,000	Form 4
CADDEN SUZANNE VP, Regulatory & Quality	2009-12-21 14:57:15	100,000 0	100,000	Form 3
MISSLING CHRISTOPHER U Chief Financial Officer	2004-10-26 16:31:55	100,000 0	100,000	Form 4
VILLAFRANCA JOSEPH J Director	2018-01-03 13:20:41	90,997 0	90,997	Form 4
Ryll Thomas SVP, Technical Operations	2021-07-02 16:18:56	84,714 0	84,714	Form 4
O'Leary James J Vice President	2014-07-18 10:46:09	80,000 0	80,000	Form 4
PIEN HOWARD H Director	2018-01-03 13:20:24	78,298 0	78,298	Form 4
Harrington-Smith Kristen SVP & CHIEF COMMERCIAL OFFICER	2022-11-18 17:31:28	75,000 0	75,000	Form 4
Harrison Ellie VP & Chief HR Officer	2016-07-20 16:08:48	70,000 0	70,000	Form 4
SHIRE BIOCHEM INC SHIRE PHARMACEUTICALS GROUP PLC 10% Owner	2004-06-02 19:28:29	66,098 0	66,098	Form 13G
ONETTO NICOLE Director	2015-11-12 08:41:50	63,248 0	63,248	Form 4
RYAN PAULINE JEN SVP Corporate Devlp & Ops	2007-06-14 11:53:57	60,000 0	60,000	Form 4
PERRY GREGORY D Chief Financial Officer	2013-09-11 11:10:09	56,665 0	56,665	Form 4
Williams Peter J. VP, Business Development	2017-02-24 14:55:29	50,620 0	50,620	Form 4
FOSTER DAVID G V.P.-Fin., Prin. Acctg. Off.	2021-01-05 08:59:20	38,274 0	38,274	Form 4
BELOFF GREGG Vice President and CFO	2003-06-16 14:18:19	35,000 0	35,000	Form 4
LAVERY VIRGINIA VP and Senior Controller	2004-06-21 17:01:03	30,000 0	30,000	Form 4
Poole Sandra Executive VP, Tech Operations	2016-10-20 11:37:32	27,500 0	27,500	Form 4
Oberton Karleen Marie Senior Corporate Controller	2005-06-13 15:15:24	20,000 0	20,000	Form 4
CARTER DAVID WARREN Director	2010-11-18 09:05:02	10,047 0	10,047	Form 4
Tagliamonte John VP, Business Development	2008-06-17 11:09:36	9,000 0	9,000	Form 4/A
SKALETSKY MARK B Director	2012-11-15 15:03:32	7,271 0	7,271	Form 4
FEINER STUART Director	2006-07-05 16:41:29	6,231 0	6,231	Form 4
McKee Blaine H. EVP & Chief Business Officer	2019-07-02 13:38:59	5,230 0	5,230	Form 4
Peterson Kristine Director	2024-02-12 16:48:14	0 0	0	Form 4
MITCHELL DEAN J Director	2024-02-12 16:48:55	0 0	0	Form 4
Thackray Helen M. Director	2024-02-12 16:47:26	0 0	0	Form 4
Enyedy Mark J CHIEF EXECUTIVE OFFICER	2024-02-12 16:46:37	0 0	0	Form 4
Wallace Richard John Director	2024-02-12 16:45:36	0 0	0	Form 4
Coen Stacy Ann SVP & CHIEF BUSINESS OFFICER	2024-02-12 16:44:41	0 0	0	Form 4
Lentini Renee VP & PRIN ACCTG OFFICER	2024-02-12 16:43:42	0 0	0	Form 4
Goldberg Mark Alan Director	2024-02-12 16:42:43	0 0	0	Form 4
Arbuckle Stuart A Director	2024-02-12 16:41:43	0 0	0	Form 4
Wingrove Theresa SVP OF REGULATORY AFFAIRS	2024-02-12 16:41:07	0 0	0	Form 4
MCCLUSKI STEPHEN C Director	2024-02-12 16:40:17	0 0	0	Form 4
McCain Tracey L Director	2024-02-12 16:39:18	0 0	0	Form 4
Kalofonos Isabel SVP & CHIEF COMMERCIAL OFFICER	2024-02-12 16:38:17	0 0	0	Form 4
White Lauren SVP, CFO AND PFO	2024-02-12 16:37:39	0 0	0	Form 4
Char Daniel SVP & CHIEF LEGAL OFFICER	2024-02-12 16:36:57	0 0	0	Form 4
VASCONCELLES MICHAEL EVP R&D & MEDICAL AFFAIRS	2024-02-12 16:35:42	0 0	0	Form 4
ZIFF ASSET MANAGEMENT LP PBK HOLDINGS INC KORSANT PHILIP B ZBI Equities L.L.C. 10% Owner	2011-02-14 18:40:20	0 0	0	Form 13G
SAMANA CAPITAL L.P. MORTON HOLDINGS INC. KORSANT PHILIP B 10% Owner	2011-02-14 18:40:20	0 0	0	Form 13G

Insider Holders & Insider Ownership - ImmunoGen Inc. (IMGN)