Historical shareholding details of Vanguard Total World Stock Index Fund holdings in Immunogen, Inc. (IMGN)

Monthly changes of Vanguard Total World Stock Index Fund shareholding in Immunogen, Inc. over the previous months

Month	Name	Total no. shares held	Percent Holding
Month	Name	Total no. shares held	Percent Holding
Dec 31, 2023	Vanguard Total World Stock Index Fund	134,585	0.05%

Nov 30, 2023	Vanguard Total World Stock Index Fund	129,261	0.05%

Oct 31, 2023	Vanguard Total World Stock Index Fund	129,261	0.05%

Sep 30, 2023	Vanguard Total World Stock Index Fund	129,261	0.05%