Oruka Therapeutics, Inc.
ORKA- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0000907654
In the last 90 days, Oruka Therapeutics, Inc. insiders filed 0 open-market purchases and 16 sales; 255 institutions reported holding it in 13F filings for Q2 2026, worth $7.05B in total; Viking Global Investors is the only superinvestor holding it.
13F holders, Q2 2026
Institutional positions in Oruka Therapeutics, Inc. as of Jun 30, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 255
- +73 vs. Q1 2026
- Shares held
- 74.1M
- +22.1M (+42.6%) vs. Q1 2026
- Total value
- $7.05B
- +$4.50B (+176.5%) vs. Q1 2026
- New holders
- 100
- 95 more added
- Sold out
- 27
- 46 more reduced
2 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting ORKA on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 255 | $7.05B |
| Q1 2026 | 184 | $2.55B |
| Q4 2025 | 143 | $1.60B |
| Q3 2025 | 105 | $875.8M |
| Q2 2025 | 81 | $386.0M |
| Q1 2025 | 71 | $326.1M |
| Q4 2024 | 66 | $606.6M |
| Q3 2024 | 42 | $604.2M |
| Q2 2024 | 32 | $49.4M |
| Q1 2024 | 23 | $12.7M |
| Q4 2023 | 25 | $12.7M |
| Q3 2023 | 21 | $6.55M |
| Q2 2023 | 23 | $5.75M |
| Q1 2023 | 26 | $5.02M |
| Q4 2022 | 22 | $6.19M |
| Q3 2022 | 25 | $4.58M |
| Q2 2022 | 24 | $4.17M |
| Q1 2022 | 22 | $2.60M |
| Q4 2021 | 21 | $2.41M |
| Q3 2021 | 19 | $4.53M |
| Q2 2021 | 17 | $4.16M |
| Q1 2021 | 17 | $3.20M |
Institutions, Q2 2026
Shares, value and share of portfolio for each institution holding Oruka Therapeutics, Inc.; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Zurcher Kantonalbank (Zurich Cantonalbank) | 9,600 | $913.6K | 0.00% | +9,104+1,835.5% | Added |
| STRS Ohio | 9,800 | $932.7K | 0.00% | +9,800 | New |
| Mariner, LLC | 10,022 | $953.5K | 0.00% | +10,022 | New |
| State of New Jersey Common Pension Fund D | 10,161 | $967.0K | 0.00% | +2,720+36.6% | Added |
| Royal Bank of Canada | 11,123 | $1.06M | 0.00% | +7,951+250.7% | Added |
| Balyasny Asset Management LLC | 11,586 | $1.10M | 0.00% | +11,586 | New |
| Intech Investment Management LLC | 11,763 | $1.12M | 0.01% | +103+0.9% | Added |
| Allianz Asset Management GmbH | 12,000 | $1.14M | 0.00% | +4,900+69.0% | Added |
| Rock Springs Capital Management LP | 12,051 | $1.15M | 0.06% | +7,928+192.3% | Added |
| State Board of Administration of Florida Retirement System | 12,149 | $1.16M | 0.00% | +5,462+81.7% | Added |
| J. Goldman & Co LP | 12,356 | $1.18M | 0.04% | +12,356 | New |
| Brookwood Investment Group LLC | 12,990 | $1.24M | 0.14% | −3,003−18.8% | Reduced |
| Optimize Financial Inc | 13,396 | $1.27M | 0.46% | −46−0.3% | Reduced |
| Sound Capital Solutions LLC | 13,396 | $1.27M | 0.30% | +13,396 | New |
| Axxcess Wealth Management, LLC | 14,515 | $1.38M | 0.02% | +14,515 | New |
| SG Americas Securities, LLC | 14,576 | $1.39M | 0.00% | +14,576 | New |
| Police & Firemen's Retirement System of New Jersey | 14,857 | $1.41M | 0.01% | +4,650+45.6% | Added |
| LPL Financial LLC | 15,231 | $1.45M | 0.00% | +15,231 | New |
| Atom Investors LP | 15,521 | $1.48M | 0.13% | +15,521 | New |
| Creative Planning | 15,738 | $1.50M | 0.00% | +3,002+23.6% | Added |
| SEI Investments Co | 16,758 | $1.59M | 0.00% | −6,082−26.6% | Reduced |
| New York State Common Retirement Fund | 17,700 | $1.68M | 0.00% | +5,500+45.1% | Added |
| AQR Capital Management LLC | 18,697 | $1.78M | 0.00% | +14,490+344.4% | Added |
| Envestnet Asset Management Inc | 18,857 | $1.79M | 0.00% | −4,810−20.3% | Reduced |
| Empirical Financial Services, LLC d.b.a. Empirical Wealth Management | 19,312 | $1.84M | 0.03% | +1,083+5.9% | Added |
| State of Wisconsin Investment Board | 19,561 | $1.86M | 0.00% | +1,462+8.1% | Added |
| ADAR1 Capital Management, LLC | 20,840 | $1.98M | 0.09% | 00.0% | Unchanged |
| Schroder Investment Management Group | 21,453 | $1.98M | 0.00% | −7,731−26.5% | Reduced |
| Vanguard Asset Management, Ltd | 21,569 | $2.05M | 0.00% | +6,963+47.7% | Added |
| Profund Advisors LLC | 22,012 | $2.09M | 0.06% | +3,676+20.0% | Added |
| Glenmede Trust Co NA | 22,096 | $2.10M | 0.01% | +324+1.5% | Added |
| Freestone Grove Partners LP | 22,421 | $2.13M | 0.01% | +22,421 | New |
| Vanguard Global Advisers, LLC | 24,783 | $2.36M | 0.00% | +3,413+16.0% | Added |
| Jupiter Asset Management Ltd | 25,236 | $2.40M | 0.01% | +25,236 | New |
| Martingale Asset Management L P | 26,727 | $2.54M | 0.06% | −16,005−37.5% | Reduced |
| DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main | 27,694 | $2.64M | 0.00% | +27,694 | New |
| Mutual of America Capital Management LLC | 27,733 | $2.64M | 0.03% | +27,733 | New |
| Diadema Partners LP | 27,799 | $2.65M | 0.93% | +27,799 | New |
| Mirae Asset Global ETFs Holdings Ltd. | 28,204 | $2.67M | 0.00% | +7,240+34.5% | Added |
| Harvest Investment Services, LLC | 29,063 | $2.77M | 0.43% | +29,063 | New |
| MetLife Investment Management | 29,313 | $2.79M | 0.01% | +7,950+37.2% | Added |
| Federated Hermes, Inc. | 30,082 | $2.86M | 0.00% | +30,082 | New |
| Legal & General Group Plc | 30,198 | $2.87M | 0.00% | +14,280+89.7% | Added |
| Lazard Asset Management LLC | 32,191 | $3.06M | 0.00% | +32,191 | New |
| Millennium Management LLC | 32,866 | $3.13M | 0.00% | +32,866 | New |
| Artia Global Partners LP | 33,400 | $3.18M | 0.60% | +33,400 | New |
| Palo Alto Investors LP | 33,546 | $3.19M | 0.44% | −26,439−44.1% | Reduced |
| Alliancebernstein L.P. | 66,080 | $3.24M | 0.00% | +25,680+63.6% | Added |
| Schonfeld Strategic Advisors LLC | 34,860 | $3.32M | 0.02% | +34,860 | New |
| California State Teachers Retirement System | 36,020 | $3.43M | 0.00% | +14,650+68.6% | Added |
| Principal Financial Group Inc | 39,776 | $3.79M | 0.00% | +39,776 | New |
| XTX Topco Ltd | 40,506 | $3.85M | 0.05% | +20,326+100.7% | Added |
| HighVista Strategies LLC | 41,902 | $3.99M | 0.91% | −37,009−46.9% | Reduced |
| Sectoral Asset Management Inc | 41,987 | $4.00M | 2.79% | +41,987 | New |
| Rafferty Asset Management, LLC | 43,110 | $4.10M | 0.01% | +2,623+6.5% | Added |
| Trexquant Investment LP | 49,616 | $4.72M | 0.03% | +49,616 | New |
| Ghisallo Capital Management LLC | 50,000 | $4.76M | 0.09% | +50,000 | New |
| Burkehill Global Management, LP | 50,000 | $4.76M | 0.17% | +50,000 | New |
| Granahan Investment Management Inc | 51,038 | $4.86M | 0.17% | +51,038 | New |
| Wells Fargo & Company | 51,924 | $4.94M | 0.00% | +37,093+250.1% | Added |
| HealthInvest Partners AB | 54,886 | $5.22M | 1.41% | +54,886 | New |
| EAM Investors, LLC | 59,014 | $5.62M | 0.50% | −932−1.6% | Reduced |
| Rhumbline Advisers | 60,784 | $5.78M | 0.00% | +14,428+31.1% | Added |
| Alps Advisors Inc | 61,014 | $5.81M | 0.03% | +21,610+54.8% | Added |
| Swiss National Bank | 63,000 | $6.00M | 0.00% | +20,000+46.5% | Added |
| Secure Asset Management, LLC | 65,899 | $6.27M | 0.88% | −6,523−9.0% | Reduced |
| Citigroup Inc | 67,101 | $6.39M | 0.00% | +56,714+546.0% | Added |
| Ensign Peak Advisors, Inc | 67,668 | $6.44M | 0.01% | −11,712−14.8% | Reduced |
| Fisher Asset Management, LLC | 67,874 | $6.46M | 0.00% | +67,874 | New |
| Manufacturers Life Insurance Company, The | 68,421 | $6.51M | 0.01% | −4,142−5.7% | Reduced |
| Ameriprise Financial Inc | 72,734 | $6.92M | 0.00% | +72,734 | New |
| Barclays PLC | 74,762 | $7.12M | 0.00% | −10,975−12.8% | Reduced |
| B Group, Inc. | 75,000 | $7.14M | 4.05% | 00.0% | Unchanged |
| Morgan Stanley | 76,360 | $7.27M | 0.00% | −99,094−56.5% | Reduced |
| Rhenman & Partners Asset Management AB | 80,000 | $7.61M | 0.72% | +80,000 | New |
| Prudential Financial Inc | 85,895 | $8.17M | 0.01% | +79,855+1,322.1% | Added |
| Alyeska Investment Group, L.P. | 87,744 | $8.35M | 0.02% | −97,119−52.5% | Reduced |
| Toronto Dominion Bank | 89,837 | $8.55M | 0.01% | +89,837 | New |
| Atika Capital Management LLC | 100,000 | $9.52M | 0.94% | −129,900−56.5% | Reduced |
| Moody Aldrich Partners LLC | 101,411 | $9.65M | 1.73% | −33,650−24.9% | Reduced |
| TD Asset Management Inc | 102,944 | $9.80M | 0.01% | +27,248+36.0% | Added |
| UBS Asset Management Americas Inc | 104,310 | $9.93M | 0.00% | +87,408+517.1% | Added |
| Kennedy Capital Management, Inc. | 106,863 | $10.2M | 0.18% | −19,503−15.4% | Reduced |
| Seven Grand Managers, LLC | 110,000 | $10.5M | 0.42% | +110,000 | New |
| Apis Capital Advisors, LLC | 112,000 | $10.7M | 1.04% | +112,000 | New |
| Russell Investments Group, Ltd. | 112,943 | $10.7M | 0.01% | +67,484+148.5% | Added |
| Dimensional Fund Advisors LP | 113,176 | $10.8M | 0.00% | +167+0.1% | Added |
| Parkman Healthcare Partners LLC | 113,188 | $10.8M | 1.11% | +113,188 | New |
| StemPoint Capital LP | 116,461 | $11.1M | 1.92% | +116,461 | New |
| Wellington Management Group LLP | 119,601 | $11.4M | 0.00% | −1,624−1.3% | Reduced |
| Victory Capital Management Inc | 124,278 | $11.8M | 0.01% | +119,600+2,556.6% | Added |
| Invesco Ltd. | 124,658 | $11.9M | 0.00% | +27,616+28.5% | Added |
| Bank of New York Mellon Corp | 140,870 | $13.4M | 0.00% | +33,987+31.8% | Added |
| ExodusPoint Capital Management, LP | 148,212 | $14.1M | 0.13% | +46,858+46.2% | Added |
| First Turn Management, LLC | 155,343 | $14.8M | 1.58% | +155,343 | New |
| PFM Health Sciences, LP | 158,825 | $15.1M | 1.31% | −15,227−8.7% | Reduced |
| Handelsbanken Fonder AB | 160,900 | $15.3M | 0.04% | +160,900 | New |
| Sio Capital Management, LLC | 177,118 | $16.9M | 2.89% | +44,622+33.7% | Added |
| Goldman Sachs Group Inc | 179,439 | $17.1M | 0.00% | −67,272−27.3% | Reduced |
| Great Point Partners LLC | 183,330 | $17.4M | 4.11% | 00.0% | Unchanged |