Geron Corp

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Geron Corp
TickerGERN
CIK #0000886744
CUSIP374163103
SectorLife Sciences - Pharmaceutical Preparations
Address230 Constitution Drive, Menlo Park, CA 94025
Source [EDGAR]
CIK Filing 2011 - 2024
[0000886744] 10-K
[0000886744] 10-Q
[0000886744] 3
[0000886744] 4
[0000886744] 5
[0000886744] 8-K
[0000886744] SC 13D
[0000886744] SC 13G
Form 13D/13G Filer Form 13D/13G Subject Filed % Owned
State Street Corp Geron Corp [2023-02-01] 5.17
Deep Track Capital LP Geron Corp [2023-01-13] 5.35
Vivo Opportunity LLC Geron Corp [2022-04-08] 5.9
RA Capital Management LP Geron Corp [2021-02-16] 9.99
Vanguard Group Inc Geron Corp [2021-02-10] 5.21
Growth Equity Opportunities 17 LLC Geron Corp [2020-06-04] 0.6
Great Point Partners LLC Geron Corp [2020-06-01] 7.3
EcoR1 Capital LLC Geron Corp [2020-05-29] 0.1
State Street Corp Geron Corp [2015-02-12] 5.1
FMR LLC Geron Corp [2014-02-10] 0.0
Ridgeback Capital Investments LP Geron Corp [2013-10-17] 5.8
Geron Corp Asterias Biotherapeutics Inc [2013-10-09] 100.0
Vanguard Group Inc Geron Corp [2013-02-13] 5.54
Form 3/4/5 Filer 2011 - 2024
Lawlis V Bryan
Geron Corp
Bir Dawn Carter
Spiegel Robert J.
O'Farrell Elizabeth G.
Molineaux Susan
McDonald John F
Bloom Olivia Kyusuk
Kapur Anil
Grethlein Andrew J
Feller Faye
Scarlett John A
Eastham Karin
Rizo Aleksandra
Rosenfield Stephen
Behrs Melissa Kelly
Bradbury Daniel
Huh Hoyoung
Hofstaetter Thomas
Asterias Biotherapeutics, Inc.
Parker Craig C
Kiley Thomas
Fritzky Edward V
Kelsey Stephen Michael
EARP David
Cooper Graham K
Nallicheri Melanie I
Greenwood David
Lebkowski Jane
Spink Katharine E.
Form 13F Holdings
Firm Period DFND Voting Shares
RA Capital Management LP [2023-03-31] SOLE 0.0 31,544,806.0
BlackRock Inc. [2023-03-31] SOLE 30,934,685.0 31,498,755.0
Deep Track Capital LP [2023-03-31] SOLE 26,867,479.0 26,867,479.0
State Street Corp [2023-03-31] DFND 24,643,872.0 25,557,601.0
Vanguard Group Inc [2023-03-31] SOLE 0.0 21,590,687.0
NEA Management Company LLC [2023-03-31] DFND 21,347,838.0 21,347,838.0
Vivo Capital LLC [2023-03-31] SOLE 19,282,834.0 19,282,834.0
TCG Crossover Management LLC [2023-03-31] SOLE 17,765,213.0 17,765,213.0
Wellington Management Group LLP [2023-03-31] DFND 0.0 10,974,066.0
Bioimpact Capital LLC [2023-03-31] SOLE 8,401,565.0 8,401,565.0
Sofinnova Investments Inc [2023-03-31] SOLE 8,274,892.0 8,274,892.0
FMR LLC [2023-03-31] DFND 8,133,974.0 8,142,625.0
Geode Capital Management LLC [2023-03-31] DFND 8,081,850.0 8,081,850.0
Citadel Advisors LLC [2023-03-31] DFND 7,107,203.0 7,107,203.0
Fairmount Funds Management LLC [2023-03-31] SOLE 7,104,358.0 7,104,358.0
Artal Group S.A. [2023-03-31] DFND 5,565,889.0 5,565,889.0
Millennium Management LLC [2023-03-31] SOLE 5,325,894.0 5,325,894.0
Northern Trust Corp [2023-03-31] DFND 348,801.0 4,239,955.0
Invesco Ltd. [2023-03-31] DFND 0.0 4,014,130.0
Logos Global Management LP [2023-03-31] SOLE 3,550,000.0 3,550,000.0
Walleye Capital LLC [2023-03-31] SOLE 3,489,434.0 3,489,434.0
Baker Bros Advisors LP [2023-03-31] SOLE 3,061,224.0 3,061,224.0
Point72 Asset Management LP [2023-03-31] DFND 0.0 2,993,100.0
Goldman Sachs Group Inc [2023-03-31] DFND 2,396,873.0 2,397,053.0
Bank of America Corp /DE/ [2023-03-31] DFND 0.0 2,316,193.0
Octagon Capital Advisors LP [2023-03-31] SOLE 2,278,000.0 2,278,000.0
Susquehanna International Group LLP [2023-03-31] DFND 1,241,314.0 2,233,214.0
Avidity Partners Management LP [2023-03-31] SOLE 2,128,000.0 2,128,000.0
Rafferty Asset Management LLC [2023-03-31] SOLE 1,844,634.0 1,844,634.0
D. E. Shaw & Co., Inc. [2023-03-31] DFND 1,644,388.0 1,644,388.0
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