ImmunoGen, Inc.

MORGAN STANLEY

Report date

12/31/2023

Quarter

2023 Q4

Filed

2/13/2024

Shares

4,109,177

Value ($000)

121,837

Weight

0.0%

2013 Q4 - 2023 Q4 (19 filings)

Shares History

History scope: non-option holdings only (PUT/CALL rows excluded).

All 13F Holders	Filing date	Value ($000s)	% of Holdings	Shares	Reporting period
2023 Q4	2/13/2024	121,837	0.0%	4,109,177	12/31/2023
2023 Q3	11/15/2023	76,638	0.0%	4,829,091	9/30/2023
2023 Q2	8/14/2023	62,999	0.0%	3,338,605	6/30/2023
2023 Q1	5/15/2023	28,108	0.0%	7,319,698	3/31/2023
2022 Q4	2/14/2023	21,106	0.0%	4,255,220	12/31/2022
2022 Q3	11/14/2022	22,673	0.0%	4,743,474	9/30/2022
2022 Q2	10/27/2022	24,686	0.0%	5,485,767	6/30/2022
2022 Q1	10/27/2022	24,962	0.0%	5,244,620	3/31/2022
2021 Q4	2/14/2022	31,219	0.0%	4,207,355	12/31/2021
2021 Q3	11/15/2021	21,343	0.0%	3,764,338	9/30/2021
2021 Q2	8/23/2021	28,248	0.0%	4,286,501	6/30/2021
2021 Q1	5/17/2021	34,053	0.0%	4,203,979	3/31/2021
2020 Q4	2/16/2021	29,968	0.0%	4,646,239	12/31/2020
2020 Q3	11/13/2020	6,464	0.0%	1,795,649	9/30/2020
2020 Q2	8/14/2020	3,021	0.0%	656,716	6/30/2020
2020 Q1	5/26/2020	2,491	0.0%	730,660	3/31/2020
2019 Q4	2/14/2020	22,629	0.0%	4,432,696	12/31/2019
2014 Q1	5/13/2014	4,735	0.0%	317,128	3/31/2014
2013 Q4	2/13/2014	5,774	0.0%	393,625	12/31/2013