OvaScience Inc

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OvaScience Inc
TickerTPST
CIK #0001544227
CUSIP87978U108
SectorLife Sciences - In Vitro & In Vivo Diagnostic Substances
Address215 First Street Suite 240, Cambridge, MA 02142
Source [EDGAR]
CIK Filing 2011 - 2025
[0001544227] 10-K
[0001544227] 10-Q
[0001544227] 3
[0001544227] 4
[0001544227] 8-K
[0001544227] D
[0001544227] SC 13D
[0001544227] SC 13G
Form 13D/13G Filer Form 13D/13G Subject Filed % Owned
EcoR1 Capital LLC Tempest Therapeutics Inc [2023-02-14] 0.99
Versant Venture Capital VI LP Tempest Therapeutics Inc [2022-05-09] 11.0
LAV Regulus Ltd Tempest Therapeutics Inc [2022-02-17] 2.2
Versant Venture Capital VI LP Tempest Therapeutics Inc [2022-02-11] 14.4
Rock Springs Capital Management LP Tempest Therapeutics Inc [2022-01-03] 11.48
Rock Springs Capital Management LP Tempest Therapeutics Inc [2021-07-08] 0.68
FMR LLC Tempest Therapeutics Inc [2021-07-06] 0.0
Ikarian Capital LLC Millendo Therapeutics Inc [2021-04-07] 7.1
Citadel Advisors LLC Millendo Therapeutics Inc [2021-03-16] 4.1
New Enterprise Associates 15 LP Millendo Therapeutics Inc [2018-12-18] 13.7
Roche Finance Ltd Millendo Therapeutics Inc [2018-12-17] 5.9
SHAM Innovation Sante SAS Millendo Therapeutics Inc [2018-12-17] 5.3
Frazier Healthcare VI LP Millendo Therapeutics Inc [2018-12-17] 10.8
Great Point Partners LLC Millendo Therapeutics Inc [2018-12-17] 0.95
Bpifrance Participations Sa Millendo Therapeutics Inc [2018-12-13] 8.4
ProSight Management LP OvaScience Inc [2018-10-26] 5.6
BML Investment Partners LP OvaScience Inc [2018-09-14] 0.47
Hirschman Orin OvaScience Inc [2018-03-29] 6.2
BML Investment Partners LP OvaScience Inc [2018-03-28] 6.4
EcoR1 Capital LLC OvaScience Inc [2017-03-31] 0.9
BlackRock Inc OvaScience Inc [2017-01-30] 5.3
Aldrich Richard OvaScience Inc [2016-04-01] 5.2
Orbis Investment Management Ltd OvaScience Inc [2016-02-16] 7.66
Arrowpoint Asset Management LLC OvaScience Inc [2016-02-16] 7.0
BlackRock Inc OvaScience Inc [2016-01-28] 6.0
Dipp Michelle OvaScience Inc [2015-10-19] 5.18
Prudential Financial Inc OvaScience Inc [2015-02-17] 7.3
Jennison Associates LLC OvaScience Inc [2015-02-11] 7.3
Adage Capital Partners GP LLC OvaScience Inc [2014-03-21] 5.56
Flynn James E OvaScience Inc [2014-03-11] 7.59
Janus Capital Management LLC OvaScience Inc [2014-02-14] 5.9
FMR LLC OvaScience Inc [2013-02-14] 0.0
BBT Fund LP OvaScience Inc [2013-02-12] 3.4
General Catalyst Group V LP OvaScience Inc [2013-02-11] 7.6
Longwood Fund LP OvaScience Inc [2013-02-08] 23.1
Deer VII & Co Ltd OvaScience Inc [2013-02-08] 16.8
Form 3/4/5 Filer 2011 - 2025
Maestas Nicholas
Tempest Therapeutics, Inc.
Trojanowski Justin
Brady Stephen R
Whiting Samuel
Versant Vantage II, L.P.
Versant Vantage II GP-GP, LLC
Versant Venture Capital IV, L.P.
Versant Venture Capital VI, L.P.
Versant Ventures VI GP, L.P.
Versant Side Fund IV, L.P.
Versant Ventures VI GP-GP, LLC
Versant Ventures IV, LLC
Versant Vantage II GP, L.P.
Pellizzari Christine A
Raab Michael
Simantov Ronit
Nichol Geoffrey
Dubensky Thomas W.
Lorenzo Pierre
Woiwode Thomas
Rock Springs Capital LLC
Rock Springs Capital Management LP
Rock Springs Capital Master Fund LP
Xu Stella
Owens Julia C.
Minai-Azary Jennifer Lynn
Arcudi III Louis J
Nuechterlein Carole
Howe John P MD
Gallagher Carol Giltner
Hedley Mary Lynne
Dable Habib J
Hindman James M.
Arbet-Engels Christophe
Joseph Tamara L
Zeidan Ryan
Whitcomb Randall W
Mohideen Pharis
Brinza Jeffery M.
Aldrich Richard
Sonsini Peter W.
Sandell Scott D
Mott David M
Makower Joshua
Makhzoumi Mohamad
Florence Anthony A. Jr.
Baskett Forest
Barris Peter J
NEA 15 GP LLC
New Enterprise Associates 15, L.P.
NEA Partners 15, L.P.
FHM VI LLC
FHM VI LP
Frazier Healthcare VI, L.P.
Fisher Mary
Gillis Jonathan
Kozin Marc D
Kroeger Christopher A.
Lillie James Woodruff
Sexton John
Capello Jeffrey D
Malley Thomas
Dipp Michelle
Couturier Christophe
Chapman Paul WD
Stock Harald F.
Tzianabos Arthur
Young Jeffrey E
Harding David
McNeely Theresa
Longwood Fund, L.P.
Kraus Stephen
Deer Management Co. LLC
Westphal Christoph H
Bleck Christopher A
Lawton Alison Frances
Lindblom Christopher M
Tilly Jonathan L
Simon John G
Fialkow David P
General Catalyst Group V LP
General Catalyst GP V, LLC
Orfao David J
Cutler Joel E
General Catalyst Partners V, L.P.
GC Entrepreneurs Fund V, LP
Bessemer Venture Partners VII L.P.
BVP VII Special Opportunity Fund LP
Deer VII & Co. L.P.
Bessemer Venture Partners VII Institutional L.P.
Deer VII & Co. Ltd.
Chappel Scott C
Form 13F Holdings
Firm Period DFND Voting Shares
Sabby Management LLC [2025-06-30] DFND 0 276,587
Versant Venture Management LLC [2025-06-30] OTR 0 269,772
Tang Capital Management LLC [2025-06-30] OTR 0 138,962
Vanguard Group Inc [2025-06-30] SOLE 0 134,440
BlackRock, Inc. [2025-06-30] SOLE 39,068 39,068
Geode Capital Management LLC [2025-06-30] DFND 34,736 34,736
FMR LLC [2025-06-30] DFND 33,225 33,225
Susquehanna International Group LLP [2025-06-30] OTR 0 25,800
Osaic Holdings Inc [2025-06-30] DFND 0 25,722
Belvedere Trading LLC [2025-06-30] SOLE 23,500 23,500
UBS Group AG [2025-06-30] DFND 11,223 11,223
Morgan Stanley [2025-06-30] DFND 0 2,107
National Bank of Canada /FI/ [2025-06-30] DFND 0 1,538
Federation des caisses Desjardins du Quebec [2025-06-30] DFND 292 292
CIBC Private Wealth Group LLC [2025-06-30] SOLE 260 260
Raymond James Financial Inc [2025-06-30] DFND 0 234
Vanguard Group Inc [2025-06-30] DFND 0 168
SBI Securities Co., Ltd. [2025-06-30] DFND 56 56
Bank of America Corp /DE/ [2025-06-30] DFND 0 33
Parallel Advisors LLC [2025-06-30] SOLE 0 18
BNP Paribas Financial Markets [2025-06-30] DFND 0 3
Concourse Financial Group Securities Inc [2025-06-30] SOLE 0 0
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