ATYR Pharma Inc

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ATYR Pharma Inc
TickerLIFE
CIK #0001339970
CUSIP002120202
SectorLife Sciences - Biological Products, (No Disgnostic Substances)
Address3545 John Hopkins Court, Ste #250, San Diego, CA 92121
Source [EDGAR]
CIK Filing 2011 - 2026
[0001339970] 10-K
[0001339970] 10-Q
[0001339970] 3
[0001339970] 4
[0001339970] 8-K
[0001339970] D
[0001339970] SC 13D
[0001339970] SC 13G
Form 13D/13G Filer Form 13D/13G Subject Filed % Owned
Lytton Laurence W ATYR Pharma Inc [2023-02-22] 8.7
Venrock Healthcare Capital Partners II LP ATYR Pharma Inc [2021-09-27] 6.7
Tang Capital Partners LP ATYR Pharma Inc [2021-09-17] 6.3
Ikarian Capital LLC ATYR Pharma Inc [2021-09-17] 5.3
Aspire Capital Fund LLC ATYR Pharma Inc [2021-02-17] 0.15
Alyeska Investment Group LP ATYR Pharma Inc [2021-02-16] 8.3
Altium Capital Management LP ATYR Pharma Inc [2020-02-18] 5.8
Renaissance Technologies LLC ATYR Pharma Inc [2020-02-12] 5.14
Federated Investors Inc /PA/ ATYR Pharma Inc [2019-04-22] 16.16
Schimmel Paul ATYR Pharma Inc [2018-09-10] 5.3
Redmile Group LLC ATYR Pharma Inc [2018-03-08] 8.52
Viking Global Investors LP ATYR Pharma Inc [2017-09-11] 0.5
Baker Bros Advisors LP ATYR Pharma Inc [2016-02-16] 9.9
Alta Partners VIII LP ATYR Pharma Inc [2016-02-12] 7.5
RS Investment Management Co LLC ATYR Pharma Inc [2016-02-12] 5.1
CHP II LP ATYR Pharma Inc [2016-02-04] 7.4
Domain Partners VIII LP ATYR Pharma Inc [2016-01-19] 7.6
FMR LLC ATYR Pharma Inc [2015-09-10] 0.0
Polaris Venture Partners V LP ATYR Pharma Inc [2015-05-22] 7.8
Sofinnova Venture Partners IX LP ATYR Pharma Inc [2015-05-15] 11.0
Flynn James E ATYR Pharma Inc [2015-05-13] 1.1
Form 3/4/5 Filer 2011 - 2026
aTYR PHARMA INC
Lucas Svetlana
Gross Jane A
Coughlin Timothy
Clarke John K
Schimmel Paul
Zaknoen Sara
Shukla Sanjay
Denyes Nancy
Broadfoot Jill Marie
Hatfield Jeffrey S.
Mendlein John
Blair James C
Amanullah Ashraf
Nashat Amir
EcoR1 Capital Fund Qualified, L.P.
Blackburn Stan
Blake John T
King David John
Goldberg Mark Alan
Akkaraju Srinivas
Cubitt Andrew
Matsuoka Grove
Ravindran Sanuj K.
Falberg Kathryn E
Blackburn Kelly
Ashlock Melissa A.
McKew John C.
Chrzanowski Holly D.
Graham Marcy
Ramsdell Fred
Polaris Venture Partners Special Founders' Fund V, L.P.
Polaris Venture Partners V, L.P.
Polaris Venture Partners Founders' Fund V, L.P.
Polaris Venture Management Co. V, L.L.C.
Polaris Venture Partners Entrepreneurs' Fund V, L.P.
Hull Brandon H
Park John Joseph
CHP II LP
CHP II Management, LLC
Alta Partners Management VIII, LLC
Champsi Farah
Janney Daniel
Alta Partners VIII, L.P.
Nohra Guy P
Powell Michael
Healy James
Mehra Anand
Sofinnova Management IX, L.L.C.
Sofinnova Venture Partners IX, L.P.
Flynn James E
Deerfield Mgmt L.P.
Deerfield Management Company LP Series C
Deerfield Mgmt III, L.P.
Deerfield Special Situations Fund, L.P.
Deerfield Private Design Fund III, L.P.
Treu Jesse I
Dovey Brian H
Vitullo Nicole
Schoemaker Kathleen K
Domain Partners VIII, L.P.
Halak Brian K
DP VIII Associates, L.P.
Weiner David M.
Chereau Frederic
Domain Associates
Kamdar Kim P.
Form 13F Holdings
Firm Period DFND Voting Shares
Federated Hermes Inc [2023-03-31] DFND 10,189,966.0 10,189,966.0
FMR LLC [2023-03-31] DFND 7,974,307.0 7,974,307.0
Stonepine Capital Management LLC [2023-03-31] SOLE 4,825,722.0 4,825,722.0
Alyeska Investment Group LP [2023-03-31] SOLE 2,473,154.0 2,473,154.0
Tikvah Management LLC [2023-03-31] SOLE 2,460,833.0 2,460,833.0
Vanguard Group Inc [2023-03-31] SOLE 0.0 2,063,355.0
Samsara Biocapital LLC [2023-03-31] SOLE 1,750,000.0 1,750,000.0
CVI Holdings, LLC [2023-03-31] DFND 588,571.0 588,571.0
Geode Capital Management LLC [2023-03-31] DFND 578,902.0 578,902.0
BlackRock Inc. [2023-03-31] SOLE 329,177.0 329,177.0
Renaissance Technologies LLC [2023-03-31] SOLE 157,655.0 157,655.0
Two Sigma Advisers LP [2023-03-31] SOLE 137,400.0 153,450.0
Dimensional Fund Advisors LP [2023-03-31] SOLE 141,769.0 147,773.0
JPMorgan Chase & Co [2023-03-31] DFND 134,868.0 134,868.0
Two Sigma Investments LP [2023-03-31] SOLE 125,616.0 125,616.0
Tang Capital Management LLC [2023-03-31] OTR 0.0 123,430.0
State Street Corp [2023-03-31] DFND 82,908.0 82,908.0
Boothbay Fund Management LLC [2023-03-31] OTR 0.0 80,000.0
Royal Bank of Canada [2023-03-31] DFND 48,573.0 77,073.0
Northern Trust Corp [2023-03-31] DFND 785.0 70,605.0
Citadel Advisors LLC [2023-03-31] DFND 50,729.0 50,729.0
Salem Investment Counselors Inc [2023-03-31] SOLE 0.0 40,000.0
Ensign Peak Advisors, Inc [2023-03-31] SOLE 37,884.0 37,884.0
Bank of New York Mellon Corp [2023-03-31] DFND 35,868.0 35,868.0
Vanguard Group Inc [2023-03-31] DFND 0.0 30,902.0
Charles Schwab Investment Management Inc [2023-03-31] SOLE 26,689.0 26,689.0
Squarepoint Ops LLC [2023-03-31] DFND 0.0 12,174.0
DA Davidson & Co [2023-03-31] SOLE 12,000.0 12,000.0
Occudo Quantitative Strategies LP [2023-03-31] SOLE 11,922.0 11,922.0
Marshall Wace LLP [2023-03-31] OTR 0.0 10,947.0
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