ARCA Biopharma Inc
- Stock Issuer and Owners
| ARCA Biopharma Inc |
| Ticker | ORKA |
| CIK # | 0000907654 |
| CUSIP | 687604108 |
| Sector | Life Sciences - In Vitro & In Vivo Diagnostic Substances |
| Address | 8001 Arista Place Suite 200, Broomfield, CO 80021 |
| Source |
[EDGAR]
|
| Form 3/4/5 Filer |
2011 - 2025 |
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Oruka Therapeutics, Inc.
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Sandler Laura Lee
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Turtle Cameron
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Ball Kristine M
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Fairmount Healthcare Co-Invest III L.P.
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Fairmount Funds Management LLC
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Harwin Peter Evan
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Kiselak Tomas
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Fairmount Healthcare Fund II L.P.
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Kulkarni Samarth
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Dambkowski Carl
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Shah Nimish P
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Koh Bong Y
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Venrock Healthcare Capital Partners III, L.P.
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VHCP Co-Investment Holdings III, LLC
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VHCP Management III, LLC
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VHCP Management EG, LLC
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Venrock Healthcare Capital Partners EG, L.P.
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Goncalves Joana
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Agarwal Arjun
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Klein Lawrence Otto
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Quinlan Paul T
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Ma-Weaver Jacob
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Janus Henderson Group PLC
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Janus Henderson Biotech Innovation Master Fund Ltd
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Mitchell Daniel J
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Woosley Raymond L.
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Grais Linda
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Conway Robert E
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Flynn James P
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Hove Anders D
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Funicular Funds, LP
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Keuer Thomas A
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Dekker C. Jeffrey
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Funicular Fund, LP
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Ozeroff Christopher David
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Bristow Michael R
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Selby Brian L.
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VHCP Co-Investment Holdings II, LLC
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VHCP Management II, LLC
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Venrock Healthcare Capital Partners LP
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VHCP Co-Investment Holdings, LLC
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VHCP Management, LLC
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Venrock Healthcare Capital Partners II, L.P.
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Viswanathan Ravi
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Sandell Scott D
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Sakoda Jon
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Mott David M
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Makower Joshua
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Florence Anthony A. Jr.
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Baskett Forest
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Barris Peter J
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NEA Partners 15, L.P.
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Growth Equity Opportunities Fund IV, LLC
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NEA 15 GP LLC
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New Enterprise Associates 15, L.P.
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Sonsini Peter W.
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Weller Harry R
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Kolluri Krishna Kittu
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mccormack riley
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Wheeler Patrick M
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Zabriskie John L
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Atlas Venture Associates VII, L.P.
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Atlas Venture Fund VII L P
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Formela Jean Francois
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Sobel Burton E
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Brewer Richard B
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| Form 13F Holdings |
| Firm |
Period |
DFND |
Voting |
Shares |
| FMR LLC |
[2025-06-30]
|
DFND |
5,616,471 |
5,616,471 |
| VR Adviser LLC |
[2025-06-30]
|
SOLE |
4,148,428 |
4,148,428 |
| Fairmount Funds Management LLC |
[2025-06-30]
|
SOLE |
3,371,922 |
3,371,922 |
| BlackRock, Inc. |
[2025-06-30]
|
SOLE |
1,951,312 |
1,988,880 |
| RTW Investments LP |
[2025-06-30]
|
SOLE |
1,945,649 |
1,945,649 |
| Deep Track Capital LP |
[2025-06-30]
|
SOLE |
1,918,798 |
1,918,798 |
| Vanguard Group Inc |
[2025-06-30]
|
SOLE |
0 |
1,794,684 |
| Braidwell LP |
[2025-06-30]
|
SOLE |
1,524,842 |
1,524,842 |
| Commodore Capital LP |
[2025-06-30]
|
SOLE |
1,419,714 |
1,419,714 |
| Franklin Resources Inc |
[2025-06-30]
|
DFND |
1,012,968 |
1,012,968 |
| Polar Capital Holdings Plc |
[2025-06-30]
|
DFND |
975,000 |
975,000 |
| Mercer Global Advisors Inc /ADV |
[2025-06-30]
|
SOLE |
0 |
852,338 |
| Blackstone Inc. |
[2025-06-30]
|
OTR |
0 |
826,724 |
| Geode Capital Management LLC |
[2025-06-30]
|
DFND |
707,406 |
707,406 |
| Affinity Asset Advisors LLC |
[2025-06-30]
|
SOLE |
603,479 |
603,479 |
| Cable Car Capital LP |
[2025-06-30]
|
SOLE |
600,000 |
600,000 |
| Frazier Life Sciences Management LP |
[2025-06-30]
|
SOLE |
583,327 |
583,327 |
| SR One Capital Management LP |
[2025-06-30]
|
SOLE |
430,330 |
430,330 |
| Woodline Partners LP |
[2025-06-30]
|
SOLE |
390,904 |
390,904 |
| State Street Corp |
[2025-06-30]
|
DFND |
335,806 |
372,806 |
| Price T Rowe Associates Inc /MD/ |
[2025-06-30]
|
SOLE |
372,503 |
372,503 |
| Avidity Partners Management LP |
[2025-06-30]
|
SOLE |
352,124 |
352,124 |
| Point72 Asset Management LP |
[2025-06-30]
|
DFND |
0 |
330,000 |
| Northern Trust Corp |
[2025-06-30]
|
DFND |
218,026 |
218,026 |
| Morgan Stanley |
[2025-06-30]
|
DFND |
207,523 |
208,328 |
| SilverArc Capital Management LLC |
[2025-06-30]
|
SOLE |
165,389 |
165,389 |
| Adar1 Capital Management LLC |
[2025-06-30]
|
SOLE |
142,780 |
142,780 |
| Candriam S.C.A. |
[2025-06-30]
|
SOLE |
116,698 |
116,698 |
| UBS Group AG |
[2025-06-30]
|
DFND |
110,646 |
110,646 |
| Barclays PLC |
[2025-06-30]
|
SOLE |
91,164 |
91,164 |
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