Historical shareholding details of iShares Nasdaq US Biotechnology ETF holdings in Immunogen, Inc. (IMGN)

Monthly changes of iShares Nasdaq US Biotechnology ETF shareholding in Immunogen, Inc. over the previous months

Month	Name	Total no. shares held	Percent Holding
Month	Name	Total no. shares held	Percent Holding
Jan 29, 2024	Ishares Nasdaq Us Biotechnology Etf	134,116	0.05%

Dec 29, 2023	Ishares Nasdaq Us Biotechnology Etf	131,559	0.05%

Nov 28, 2023	Ishares Nasdaq Us Biotechnology Etf	114,648	0.04%

Oct 31, 2023	Ishares Nasdaq Us Biotechnology Etf	107,120	0.04%

Sep 28, 2023	Ishares Nasdaq Us Biotechnology Etf	108,681	0.04%

Aug 29, 2023	Ishares Nasdaq Us Biotechnology Etf	119,500	0.05%

Jul 28, 2023	Ishares Nasdaq Us Biotechnology Etf	123,100	0.05%

Jun 21, 2023	Ishares Nasdaq Us Biotechnology Etf	124,544	0.05%

May 30, 2023	Ishares Nasdaq Us Biotechnology Etf	122,344	0.05%