ImmunoGen, Inc. Quarterly Preferred Stock, Shares Outstanding from Q2 2011 to Q3 2023

Taxonomy & unit
us-gaap: shares
Description
Aggregate share number for all nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer) held by stockholders. Does not include preferred shares that have been repurchased.
Summary
ImmunoGen, Inc. quarterly Preferred Stock, Shares Outstanding history and growth rate from Q2 2011 to Q3 2023.
  • ImmunoGen, Inc. Preferred Stock, Shares Outstanding for the quarter ending September 30, 2023 was 22K shares.
Preferred Stock, Shares Outstanding, Quarterly (shares)
Period Value YoY Chg Change % Date Report Filed
Q3 2023 22K +22K Sep 30, 2023 10-Q 2023-11-02
Q2 2023 22K +22K Jun 30, 2023 10-Q 2023-07-31
Q1 2023 0 0 Mar 31, 2023 10-Q 2023-04-28
Q4 2022 0 0 Dec 31, 2022 10-Q 2023-11-02
Q3 2022 0 0 Sep 30, 2022 10-Q 2022-11-04
Q2 2022 0 0 Jun 30, 2022 10-Q 2022-08-01
Q1 2022 0 0 Mar 31, 2022 10-Q 2022-05-06
Q4 2021 0 0 Dec 31, 2021 10-K 2023-03-01
Q3 2021 0 0 Sep 30, 2021 10-Q 2021-10-29
Q2 2021 0 0 Jun 30, 2021 10-Q 2021-07-30
Q1 2021 0 0 Mar 31, 2021 10-Q 2021-05-10
Q4 2020 0 0 Dec 31, 2020 10-K 2022-02-28
Q3 2020 0 0 Sep 30, 2020 10-Q 2020-11-06
Q2 2020 0 0 Jun 30, 2020 10-Q 2020-08-05
Q1 2020 0 0 Mar 31, 2020 10-Q 2020-05-05
Q4 2019 0 0 Dec 31, 2019 10-K 2021-03-01
Q3 2019 0 0 Sep 30, 2019 10-Q 2019-11-05
Q2 2019 0 0 Jun 30, 2019 10-Q 2019-08-07
Q1 2019 0 0 Mar 31, 2019 10-Q 2019-05-07
Q4 2018 0 0 Dec 31, 2018 10-K 2020-03-11
Q3 2018 0 0 Sep 30, 2018 10-Q 2018-11-02
Q2 2018 0 0 Jun 30, 2018 10-Q 2018-08-03
Q1 2018 0 0 Mar 31, 2018 10-Q 2018-05-09
Q4 2017 0 0 Dec 31, 2017 10-K 2019-03-01
Q3 2017 0 0 Sep 30, 2017 10-Q 2017-11-09
Q2 2017 0 0 Jun 30, 2017 10-Q 2017-08-04
Q1 2017 0 0 Mar 31, 2017 10-Q 2017-05-05
Q4 2016 0 0 Dec 31, 2016 10-K 2018-03-07
Q3 2016 0 0 Sep 30, 2016 10-Q 2016-11-04
Q2 2016 0 0 Jun 30, 2016 10-KT 2017-03-03
Q1 2016 0 0 Mar 31, 2016 10-Q 2016-05-04
Q4 2015 0 0 Dec 31, 2015 10-Q 2016-02-04
Q3 2015 0 0 Sep 30, 2015 10-Q 2015-10-30
Q2 2015 0 0 Jun 30, 2015 10-KT 2017-03-03
Q1 2015 0 0 Mar 31, 2015 10-Q 2015-05-08
Q4 2014 0 0 Dec 31, 2014 10-Q 2015-02-05
Q3 2014 0 0 Sep 30, 2014 10-Q 2014-10-30
Q2 2014 0 0 Jun 30, 2014 10-K 2015-08-27
Q1 2014 0 0 Mar 31, 2014 10-Q 2014-05-02
Q4 2013 0 0 Dec 31, 2013 10-Q 2014-02-05
Q3 2013 0 0 Sep 30, 2013 10-Q 2013-10-29
Q2 2013 0 0 Jun 30, 2013 10-K 2014-08-28
Q1 2013 0 0 Mar 31, 2013 10-Q 2013-05-06
Q4 2012 0 0 Dec 31, 2012 10-Q 2013-01-30
Q3 2012 0 0 Sep 30, 2012 10-Q 2012-10-31
Q2 2012 0 0 Jun 30, 2012 10-K 2013-08-29
Q1 2012 0 Mar 31, 2012 10-Q 2012-05-10
Q4 2011 0 Dec 31, 2011 10-Q 2012-01-31
Q3 2011 0 Sep 30, 2011 10-Q 2011-10-31
Q2 2011 0 Jun 30, 2011 10-K 2012-08-29
* An asterisk sign (*) next to the value indicates that the value is likely invalid.