IMMUNOGEN INC

CUSIP: 45253H101 Class: Common Stock

GROUP ONE TRADING, L.P.'s Holding History (CIK: 0000932540)

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

Q3 2023
Shares 238,327 Value ($000) $3,782 Avg Close Range
Q2 2023
Shares 95,561 Value ($000) $1,803 Avg Close Range
Q1 2023
Shares 219,203 Value ($000) $842 Avg Close Range
Q4 2022
Shares 139,058 Value ($000) $690 Avg Close Range
Q3 2022
Shares 64,900 Value ($000) $310 Avg Close Range
Q2 2022
Shares 80,641 Value ($000) $363 Avg Close Range
Q1 2022
Shares 99,216 Value ($000) $472 Avg Close Range
Q4 2021
Shares 45,929 Value ($000) $341 Avg Close Range
Q3 2021
Shares 73,631 Value ($000) $417 Avg Close Range
Q2 2021
Shares 13,469 Value ($000) $89 Avg Close Range
Q4 2020
Shares 53,713 Value ($000) $346 Avg Close Range
Q2 2020
Shares 26,171 Value ($000) $120 Avg Close Range
Q1 2020
Shares 5,886 Value ($000) $20 Avg Close Range
Q1 2019
Shares 103,695 Value ($000) $281 Avg Close Range
Q4 2018
Shares 104,120 Value ($000) $500 Avg Close Range
Q3 2018
Shares 22,528 Value ($000) $213 Avg Close Range
Q2 2018
Shares 94,407 Value ($000) $919 Avg Close Range
Q4 2017
Shares 9,230 Value ($000) $59 Avg Close Range
Q3 2017
Shares 21,233 Value ($000) $162 Avg Close Range
Q4 2016
Shares 120,173 Value ($000) $245 Avg Close Range
Q3 2016
Shares 52,052 Value ($000) $140 Avg Close Range
Q2 2016
Shares 29,325 Value ($000) $90 Avg Close Range
Q1 2016
Shares 32,965 Value ($000) $281 Avg Close Range
Q4 2015
Shares 15,335 Value ($000) $208 Avg Close Range
Q3 2015
Shares 38,024 Value ($000) $365 Avg Close Range
Q1 2015
Shares 10,462 Value ($000) $94 Avg Close Range
Q4 2014
Shares 30,796 Value ($000) $188 Avg Close Range
Q3 2014
Shares 49,863 Value ($000) $528 Avg Close Range
Q2 2014
Shares 19,659 Value ($000) $233 Avg Close Range
Q1 2014
Shares 12,498 Value ($000) $187 Avg Close Range
Q4 2013
Shares 45,780 Value ($000) $672 Avg Close Range
Q3 2013
Shares 20,213 Value ($000) $344 Avg Close Range
Q2 2013
Shares 3,612 Value ($000) $60 Avg Close Range