IMMUNOGEN INC

CUSIP: 45253H101 Class: Common Stock

STATE STREET CORP's Holding History (CIK: 0000093751)

Note: Option positions (PUT/CALL) are excluded.

Q4 2023
Shares 8,075,671 Value ($000) $239,444 Avg Close — Range —
Q3 2023
Shares 9,551,852 Value ($000) $151,588 Avg Close — Range —
Q2 2023
Shares 7,938,914 Value ($000) $149,807 Avg Close — Range —
Q1 2023
Shares 17,076,958 Value ($000) $65,576 Avg Close — Range —
Q4 2022
Shares 17,508,113 Value ($000) $86,840 Avg Close — Range —
Q3 2022
Shares 14,594,873 Value ($000) $69,763 Avg Close — Range —
Q2 2022
Shares 18,199,554 Value ($000) $81,898 Avg Close — Range —
Q1 2022
Shares 13,707,389 Value ($000) $65,247 Avg Close — Range —
Q4 2021
Shares 8,068,567 Value ($000) $59,869 Avg Close — Range —
Q3 2021
Shares 9,065,857 Value ($000) $51,403 Avg Close — Range —
Q2 2021
Shares 10,719,931 Value ($000) $70,644 Avg Close — Range —
Q1 2021
Shares 9,023,479 Value ($000) $73,090 Avg Close — Range —
Q4 2020
Shares 8,803,841 Value ($000) $56,785 Avg Close — Range —
Q3 2020
Shares 8,964,006 Value ($000) $32,270 Avg Close — Range —
Q2 2020
Shares 9,183,306 Value ($000) $42,243 Avg Close — Range —
Q1 2020
Shares 5,725,865 Value ($000) $19,525 Avg Close — Range —
Q4 2019
Shares 5,346,426 Value ($000) $27,294 Avg Close — Range —
Q3 2019
Shares 6,209,347 Value ($000) $15,027 Avg Close — Range —
Q2 2019
Shares 2,952,996 Value ($000) $6,408 Avg Close — Range —
Q1 2019
Shares 12,647,744 Value ($000) $34,275 Avg Close — Range —
Q4 2018
Shares 8,100,371 Value ($000) $38,882 Avg Close — Range —
Q3 2018
Shares 8,931,512 Value ($000) $84,579 Avg Close — Range —
Q2 2018
Shares 8,996,007 Value ($000) $87,532 Avg Close — Range —
Q1 2018
Shares 7,237,248 Value ($000) $76,137 Avg Close — Range —
Q4 2017
Shares 8,345,171 Value ($000) $53,496 Avg Close — Range —
Q3 2017
Shares 6,177,805 Value ($000) $47,260 Avg Close — Range —
Q2 2017
Shares 4,141,583 Value ($000) $29,450 Avg Close — Range —
Q1 2017
Shares 1,598,707 Value ($000) $6,185 Avg Close — Range —
Q4 2016
Shares 1,526,398 Value ($000) $3,115 Avg Close — Range —
Q3 2016
Shares 1,480,770 Value ($000) $3,967 Avg Close — Range —
Q2 2016
Shares 3,042,041 Value ($000) $9,367 Avg Close — Range —
Q1 2016
Shares 2,576,027 Value ($000) $21,950 Avg Close — Range —
Q4 2015
Shares 2,619,662 Value ($000) $35,548 Avg Close — Range —
Q3 2015
Shares 3,225,865 Value ($000) $30,971 Avg Close — Range —
Q2 2015
Shares 3,269,703 Value ($000) $47,020 Avg Close — Range —
Q1 2015
Shares 4,230,582 Value ($000) $37,863 Avg Close — Range —
Q4 2014
Shares 3,141,312 Value ($000) $19,162 Avg Close — Range —
Q3 2014
Shares 2,815,046 Value ($000) $29,809 Avg Close — Range —
Q2 2014
Shares 2,535,747 Value ($000) $30,049 Avg Close — Range —
Q1 2014
Shares 2,611,643 Value ($000) $38,993 Avg Close — Range —
Q4 2013
Shares 2,517,764 Value ($000) $36,937 Avg Close — Range —
Q3 2013
Shares 2,635,319 Value ($000) $44,855 Avg Close — Range —
Q2 2013
Shares 2,598,245 Value ($000) $43,102 Avg Close — Range —