Oruka Therapeutics
ORKA · NASDAQ
$79.09+$4.61 (+6.19%)TodayMarket closed ·
Prev close $74.48
Who owns ORKA
Largest institutional holders, from their latest 13F filings
The 10 largest institutions hold 60.0% of ORKA’s shares.
- Fidelity Management & Research Company LLC14.7%
- VR Adviser, LLC6.9%
- BlackRock Institutional Trust Company, N.A.6.3%
- Fairmount Funds Management LLC6.1%
- Next 6 largest institutions25.9%
- All other shareholders40.0%
| Holder | Shares | % of shares |
|---|---|---|
| Fidelity Management & Research Company LLC | 8.87M | 14.71% |
| VR Adviser, LLC | 4.15M | 6.88% |
| BlackRock Institutional Trust Company, N.A. | 3.81M | 6.32% |
| Fairmount Funds Management LLC | 3.71M | 6.14% |
| Capital World Investors | 3.40M | 5.64% |
| RTW Investments L.P. | 3.14M | 5.20% |
| State Street Investment Management (US) | 2.67M | 4.43% |
| Vanguard Capital Management, LLC | 2.36M | 3.91% |
| Paradigm BioCapital Advisors LP | 2.14M | 3.56% |
| Deep Track Capital LP | 1.93M | 3.19% |
Largest mutual fund holders
| Holder | Shares | % of shares |
|---|---|---|
| Vanguard Total Stock Market Index Fund | 1.73M | 2.87% |
| State Street SPDR S&P Biotech ETF | 1.64M | 2.72% |
| American Funds SMALLCAP World Fund | 1.53M | 2.53% |
| American Funds New Economy Fund | 1.32M | 2.19% |
| iShares Russell 2000 ETF | 1.31M | 2.17% |
Insider trades
Form 4 filings by officers, directors and large holders
Over the last 6 months, insiders sold $334.85M (93 trades) of ORKA on the open market, with no buys.
| Insider | Type | Shares | Value |
|---|---|---|---|
| Goncalves Joana | Option exercise | 3.50K | — |
| Goncalves Joana | Option exercise | 3.50K | — |
| Goncalves Joana | Sale | 200 | $15.54K |
| Goncalves Joana | Sale | 700 | $53.67K |
| Goncalves Joana | Sale | 1.40K | $105.68K |
| Goncalves Joana | Sale | 1.85K | $137.96K |
| Goncalves Joana | Sale | 2.85K | $210.81K |
| Goncalves Joana | Option exercise | 3.50K | $27.30K |
| Goncalves Joana | Option exercise | 3.50K | $23.94K |
| Agarwal Arjun | Option exercise | 1.46K | — |
Short interest
Settled Sep 30, 2026
- Shares short
- 7.78M
- Days to cover
- 6.32
- % of shares outstanding
- 12.90%
- Average daily volume
- 1.23M
- Change since last report
- +2.0%
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