ImmunoGen, Inc.

VOYA INVESTMENT MANAGEMENT LLC

Report date

12/31/2023

Quarter

2023 Q4

Filed

2/7/2025

Shares

677,450

Value ($000)

20,086

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	2/7/2025	20,086	0.0%	677,450	12/31/2023
2023 Q3	2/7/2025	8,175	0.0%	515,136	9/30/2023
2023 Q2	2/7/2025	8,080	0.0%	428,190	6/30/2023
2023 Q1	2/7/2025	2,654	0.0%	691,201	3/31/2023
2022 Q4	2/7/2025	3,612	0.0%	728,183	12/31/2022
2022 Q3	2/7/2025	4,935	0.0%	1,032,501	9/30/2022
2022 Q2	8/15/2022	388	0.0%	86,089	6/30/2022
2022 Q1	5/16/2022	392	0.0%	82,430	3/31/2022
2021 Q4	2/14/2022	588	0.0%	79,284	12/31/2021
2021 Q3	11/15/2021	2,601	0.0%	458,669	9/30/2021
2021 Q2	8/16/2021	3,240	0.0%	491,724	6/30/2021
2021 Q1	5/17/2021	4,130	0.0%	509,856	3/31/2021
2020 Q4	2/16/2021	3,723	0.0%	577,228	12/31/2020
2020 Q3	11/16/2020	216	0.0%	59,863	9/30/2020
2020 Q2	8/14/2020	275	0.0%	59,863	6/30/2020
2020 Q1	5/15/2020	286	0.0%	83,859	3/31/2020
2019 Q4	2/14/2020	363	0.0%	71,058	12/31/2019
2014 Q1	5/15/2014	712	0.0%	47,705	3/31/2014
2013 Q4	2/12/2014	700	0.0%	47,705	12/31/2013