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

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

Month Name Total no. shares held Percent Holding
Jan 29, 2024 Ishares Biotechnology Etf 1,951,263 0.70%
Dec 29, 2023 Ishares Biotechnology Etf 1,933,962 0.72%
Nov 28, 2023 Ishares Biotechnology Etf 1,689,221 0.63%
Oct 31, 2023 Ishares Biotechnology Etf 1,751,995 0.70%
Sep 27, 2023 Ishares Biotechnology Etf 1,777,475 0.71%
Aug 29, 2023 Ishares Biotechnology Etf 1,801,381 0.72%
Jul 28, 2023 Ishares Biotechnology Etf 1,814,721 0.73%
Jun 21, 2023 Ishares Biotechnology Etf 1,579,877 0.62%
May 30, 2023 Ishares Biotechnology Etf 1,592,589 0.70%

View all ownership details of Immunogen, Inc.