ImmunoGen, Inc. (IMGN) [Rocket]

Ownership

ImmunoGen, Inc. (IMGN)

Portfolio as of:

Name	Shares	Change	Value	% Port	% OS	Hist	Date
BlackRock Inc.	20,904,986	2,908,657	394,477,085,000	0.01	9.25	Hist	06/30/2023
VANGUARD GROUP INC	20,899,026	5,274,178	394,364,621,000	0.01	9.25	Hist	06/30/2023
Redmile Group, LLC	17,730,417	9,197,600	334,572,969,000	12.84	7.84	Hist	06/30/2023
JANUS HENDERSON GROUP PLC	15,499,788	12,352,212	292,387,206,000	0.18	6.86	Hist	06/30/2023
WELLINGTON MANAGEMENT GROUP LLP	9,752,899	-111,886	184,037,203,000	0.03	4.31	Hist	06/30/2023
Point72 Asset Management, L.P.	8,712,142	8,712,142	164,398,120,000	0.49	3.85	Hist	06/30/2023
STATE STREET CORP	7,938,914	-9,569,199	149,807,307,000	0.01	3.51	Hist	06/30/2023
D. E. Shaw & Co., Inc.	6,280,516	5,795,138	118,513,337,000	0.12	2.78	Hist	06/30/2023
Fairmount Funds Management LLC	6,029,592	6,029,592	113,778,401,000	16.04	2.67	Hist	06/30/2023
FMR LLC	5,612,742	4,413,468	105,912,442,000	0.01	2.48	Hist	06/30/2023
GEODE CAPITAL MANAGEMENT, LLC	4,752,550	713,154	89,680,649,000	0.01	2.10	Hist	06/30/2023
MAVERICK CAPITAL LTD	3,786,898	-3,092,045	71,458,765,000	1.52	1.68	Hist	06/30/2023
Artisan Partners Limited Partnership	3,725,921	544,542	70,308,129,000	0.11	1.65	Hist	06/30/2023
MORGAN STANLEY	3,338,605	-916,615	62,999,477,000	0.01	1.48	Hist	06/30/2023
DEUTSCHE BANK AG\	3,304,727	226,883	62,360,198,000	0.03	1.46	Hist	06/30/2023
Hood River Capital Management LLC	2,983,671	2,983,671	56,302,000,000	1.68	1.32	Hist	06/30/2023
MILLENNIUM MANAGEMENT LLC	2,697,863	1,764,143	50,908,675,000	0.03	1.19	Hist	06/30/2023
Nuveen Asset Management, LLC	2,642,534	-550,980	49,864,616,000			Hist	06/30/2023
Woodline Partners LP	2,547,639	2,547,639	48,073,948,000	0.57	1.13	Hist	06/30/2023
NORTHERN TRUST CORP	2,396,046	252,225	45,213,388,000	0.01	1.06	Hist	06/30/2023
RA CAPITAL MANAGEMENT, L.P.	2,329,958	-19,524,000	43,966,307,000	0.83	1.03	Hist	06/30/2023
VOLORIDGE INVESTMENT MANAGEMENT, LLC	2,030,955	2,030,955	38,324,121,000	0.18	0.90	Hist	06/30/2023
Avidity Partners Management LP	1,997,800	1,997,800	37,698,486,000	1.32	0.88	Hist	06/30/2023
FIRST MANHATTAN CO. LLC.	1,707,500	1,700,000	32,220,525,000	0.12	0.76	Hist	06/30/2023
BAKER BROS. ADVISORS LP	1,520,097	1,520,097	28,684,230,000	0.17	0.67	Hist	06/30/2023
SILVERARC CAPITAL MANAGEMENT, LLC	1,420,000	1,270,000	26,795,400,000	8.29	0.63	Hist	06/30/2023
QVT Financial LP	1,375,900	0	25,928,836,000	1.42	0.61	Hist	06/30/2023
EVENTIDE ASSET MANAGEMENT, LLC	1,300,000	1,300,000	24,531,000,000	0.41	0.58	Hist	06/30/2023
TANG CAPITAL MANAGEMENT LLC	1,300,000	25,147	24,531,000,000	3.61	0.58	Hist	06/30/2023
DIMENSIONAL FUND ADVISORS LP	1,189,219	-2,578	22,440,154,000	0.01	0.53	Hist	06/30/2023
TWO SIGMA ADVISERS, LP	1,186,118	-1,744,500	22,382,047,000	0.06	0.52	Hist	06/30/2023
DRIEHAUS CAPITAL MANAGEMENT LLC	1,176,130	1,176,130	22,193,573,000	0.28	0.52	Hist	06/30/2023
PANAGORA ASSET MANAGEMENT INC	1,117,969	36,961	21,096,075,000	0.12	0.49	Hist	06/30/2023
Bank of New York Mellon Corp	1,092,993	310,960	20,624,775,000	0.00	0.48	Hist	06/30/2023
Invesco Ltd.	1,035,705	853,637	19,543,753,000	0.01	0.46	Hist	06/30/2023
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