Historical shareholding details of UBS Asset Mgmt Americas Inc holdings in Immunogen, Inc. (IMGN)

Monthly changes of UBS Asset Mgmt Americas Inc shareholding in Immunogen, Inc. over the previous months

Month	Name	Total no. shares held	Percent Holding
Month	Name	Total no. shares held	Percent Holding
Sep 30, 2023	Ubs Asset Mgmt Americas Inc	306,020	0.11%

Jun 30, 2023	Ubs Asset Mgmt Americas Inc	293,790	0.12%

Mar 31, 2023	Ubs Asset Mgmt Americas Inc	293,790	0.12%

Dec 31, 2022	Ubs Asset Mgmt Americas Inc	247,079	0.11%