ImmunoGen, Inc.

JANE STREET GROUP, LLC

Report date

12/31/2023

Quarter

2023 Q4

Filed

2/15/2024

Shares

634,353

Value ($000)

18,809

Weight

0.0%

2020 Q2 - 2023 Q4 (15 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	2/15/2024	18,809	0.0%	634,353	12/31/2023
2023 Q3	11/15/2023	14,565	0.0%	917,764	9/30/2023
2023 Q2	8/14/2023	16,600	0.0%	879,700	6/30/2023
2023 Q1	5/16/2023	64	0.0%	16,631	3/31/2023
2022 Q4	2/15/2023	342	0.0%	68,887	12/31/2022
2022 Q3	11/15/2022	134	0.0%	28,014	9/30/2022
2022 Q2	8/16/2022	161	0.0%	35,683	6/30/2022
2022 Q1	5/17/2022	724	0.0%	152,083	3/31/2022
2021 Q4	2/15/2022	475	0.0%	63,928	12/31/2021
2021 Q3	11/16/2021	155	0.0%	27,287	9/30/2021
2021 Q2	8/16/2021	229	0.0%	34,733	6/30/2021
2021 Q1	5/18/2021	189	0.0%	23,377	3/31/2021
2020 Q4	2/17/2021	637	0.0%	98,678	12/31/2020
2020 Q3	11/17/2020	307	0.0%	85,431	9/30/2020
2020 Q2	8/17/2020	223	0.0%	48,406	6/30/2020