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 |
|---|---|---|---|---|---|
| Rafferty Asset Management, LLC | 43,110 | $4.10M | 0.01% | +2,623+6.5% | Added |
| Sectoral Asset Management Inc | 41,987 | $4.00M | 2.79% | +41,987 | New |
| HighVista Strategies LLC | 41,902 | $3.99M | 0.91% | −37,009−46.9% | Reduced |
| XTX Topco Ltd | 40,506 | $3.85M | 0.05% | +20,326+100.7% | Added |
| Principal Financial Group Inc | 39,776 | $3.79M | 0.00% | +39,776 | New |
| California State Teachers Retirement System | 36,020 | $3.43M | 0.00% | +14,650+68.6% | Added |
| Schonfeld Strategic Advisors LLC | 34,860 | $3.32M | 0.02% | +34,860 | New |
| Alliancebernstein L.P. | 66,080 | $3.24M | 0.00% | +25,680+63.6% | Added |
| Palo Alto Investors LP | 33,546 | $3.19M | 0.44% | −26,439−44.1% | Reduced |
| Artia Global Partners LP | 33,400 | $3.18M | 0.60% | +33,400 | New |
| Millennium Management LLC | 32,866 | $3.13M | 0.00% | +32,866 | New |
| Lazard Asset Management LLC | 32,191 | $3.06M | 0.00% | +32,191 | New |
| Legal & General Group Plc | 30,198 | $2.87M | 0.00% | +14,280+89.7% | Added |
| Federated Hermes, Inc. | 30,082 | $2.86M | 0.00% | +30,082 | New |
| MetLife Investment Management | 29,313 | $2.79M | 0.01% | +7,950+37.2% | Added |
| Harvest Investment Services, LLC | 29,063 | $2.77M | 0.43% | +29,063 | New |
| Mirae Asset Global ETFs Holdings Ltd. | 28,204 | $2.67M | 0.00% | +7,240+34.5% | Added |
| Diadema Partners LP | 27,799 | $2.65M | 0.93% | +27,799 | New |
| Mutual of America Capital Management LLC | 27,733 | $2.64M | 0.03% | +27,733 | New |
| DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main | 27,694 | $2.64M | 0.00% | +27,694 | New |
| Martingale Asset Management L P | 26,727 | $2.54M | 0.06% | −16,005−37.5% | Reduced |
| Jupiter Asset Management Ltd | 25,236 | $2.40M | 0.01% | +25,236 | New |
| Vanguard Global Advisers, LLC | 24,783 | $2.36M | 0.00% | +3,413+16.0% | Added |
| Freestone Grove Partners LP | 22,421 | $2.13M | 0.01% | +22,421 | New |
| Glenmede Trust Co NA | 22,096 | $2.10M | 0.01% | +324+1.5% | Added |
| Profund Advisors LLC | 22,012 | $2.09M | 0.06% | +3,676+20.0% | Added |
| Vanguard Asset Management, Ltd | 21,569 | $2.05M | 0.00% | +6,963+47.7% | Added |
| Schroder Investment Management Group | 21,453 | $1.98M | 0.00% | −7,731−26.5% | Reduced |
| ADAR1 Capital Management, LLC | 20,840 | $1.98M | 0.09% | 00.0% | Unchanged |
| State of Wisconsin Investment Board | 19,561 | $1.86M | 0.00% | +1,462+8.1% | Added |
| Empirical Financial Services, LLC d.b.a. Empirical Wealth Management | 19,312 | $1.84M | 0.03% | +1,083+5.9% | Added |
| Envestnet Asset Management Inc | 18,857 | $1.79M | 0.00% | −4,810−20.3% | Reduced |
| AQR Capital Management LLC | 18,697 | $1.78M | 0.00% | +14,490+344.4% | Added |
| New York State Common Retirement Fund | 17,700 | $1.68M | 0.00% | +5,500+45.1% | Added |
| SEI Investments Co | 16,758 | $1.59M | 0.00% | −6,082−26.6% | Reduced |
| Creative Planning | 15,738 | $1.50M | 0.00% | +3,002+23.6% | Added |
| Atom Investors LP | 15,521 | $1.48M | 0.13% | +15,521 | New |
| LPL Financial LLC | 15,231 | $1.45M | 0.00% | +15,231 | New |
| Police & Firemen's Retirement System of New Jersey | 14,857 | $1.41M | 0.01% | +4,650+45.6% | Added |
| SG Americas Securities, LLC | 14,576 | $1.39M | 0.00% | +14,576 | New |
| Axxcess Wealth Management, LLC | 14,515 | $1.38M | 0.02% | +14,515 | New |
| 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 |
| Brookwood Investment Group LLC | 12,990 | $1.24M | 0.14% | −3,003−18.8% | Reduced |
| J. Goldman & Co LP | 12,356 | $1.18M | 0.04% | +12,356 | New |
| State Board of Administration of Florida Retirement System | 12,149 | $1.16M | 0.00% | +5,462+81.7% | Added |
| Rock Springs Capital Management LP | 12,051 | $1.15M | 0.06% | +7,928+192.3% | Added |
| Allianz Asset Management GmbH | 12,000 | $1.14M | 0.00% | +4,900+69.0% | Added |
| Intech Investment Management LLC | 11,763 | $1.12M | 0.01% | +103+0.9% | Added |
| Balyasny Asset Management LLC | 11,586 | $1.10M | 0.00% | +11,586 | New |
| Royal Bank of Canada | 11,123 | $1.06M | 0.00% | +7,951+250.7% | Added |
| State of New Jersey Common Pension Fund D | 10,161 | $967.0K | 0.00% | +2,720+36.6% | Added |
| Mariner, LLC | 10,022 | $953.5K | 0.00% | +10,022 | New |
| STRS Ohio | 9,800 | $932.7K | 0.00% | +9,800 | New |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 9,600 | $913.6K | 0.00% | +9,104+1,835.5% | Added |
| China Universal Asset Management Co., Ltd. | 9,599 | $913.5K | 0.05% | +1,008+11.7% | Added |
| Stifel Financial Corp | 9,176 | $873.3K | 0.00% | +3,020+49.1% | Added |
| Advisory Services Network, LLC | 8,860 | $843.2K | 0.01% | −1,940−18.0% | Reduced |
| Arizona State Retirement System | 8,671 | $825.2K | 0.00% | +2,691+45.0% | Added |
| ProShare Advisors LLC | 8,570 | $815.6K | 0.00% | +814+10.5% | Added |
| Virtu Financial LLC | 8,456 | $805.0K | 0.03% | +8,456 | New |
| Vanguard Investments Australia, Ltd. | 8,039 | $765.1K | 0.00% | +2,200+37.7% | Added |
| KLP Kapitalforvaltning AS | 8,000 | $761.4K | 0.00% | 00.0% | Unchanged |
| Stonepine Capital Management, LLC | 7,500 | $713.8K | 0.54% | +7,500 | New |
| Fieldview Capital Management, LLC | 7,104 | $676.1K | 0.19% | +7,104 | New |
| Persistent Asset Partners Ltd | 7,085 | $674.3K | 0.21% | +7,085 | New |
| AlphaCentric Advisors LLC | 6,531 | $621.6K | 0.53% | −4,975−43.2% | Reduced |
| Quantinno Capital Management LP | 6,401 | $609.2K | 0.00% | +1,225+23.7% | Added |
| Arrowpoint Investment Partners (Singapore) Pte. Ltd. | 6,315 | $601.0K | 0.18% | +1,168+22.7% | Added |
| DnB Asset Management AS | 6,129 | $583.3K | 0.00% | +6,129 | New |
| E Fund Management Co., Ltd. | 6,079 | $578.5K | 0.01% | +989+19.4% | Added |
| Brinker Capital Investments, LLC | 5,825 | $554.4K | 0.00% | −1,404−19.4% | Reduced |
| MML Investors Services, LLC | 5,801 | $552.1K | 0.00% | −476−7.6% | Reduced |
| Algert Global LLC | 5,380 | $512.0K | 0.01% | +180+3.5% | Added |
| American Century Companies Inc | 4,948 | $470.9K | 0.00% | −69,438−93.3% | Reduced |
| Xponance, Inc. | 4,927 | $468.9K | 0.00% | +4,927 | New |
| Quantbot Technologies LP | 4,870 | $463.5K | 0.02% | +4,870 | New |
| Virtus ETF Advisers LLC | 4,726 | $449.8K | 0.17% | +4,726 | New |
| Virtus Investment Advisers, Inc. | 4,681 | $445.5K | 0.10% | −4,353−48.2% | Reduced |
| First Trust Advisors LP | 4,663 | $443.8K | 0.00% | +4,663 | New |
| Susquehanna International Group, LLP | 4,588 | $436.6K | 0.00% | −16,396−78.1% | Reduced |
| Ameritas Investment Partners, Inc. | 4,572 | $435.1K | 0.01% | +1,440+46.0% | Added |
| Ground Swell Capital, LLC | 4,320 | $411.1K | 0.44% | +4,320 | New |
| Quadrature Capital Ltd | 4,290 | $408.3K | 0.00% | +4,290 | New |
| The PNC Financial Services Group, Inc. | 4,225 | $402.1K | 0.00% | +1,039+32.6% | Added |
| US Bancorp | 4,194 | $399.1K | 0.00% | −671−13.8% | Reduced |
| Allspring Global Investments Holdings, LLC | 3,823 | $356.6K | 0.00% | +3,823 | New |
| Engineers Gate Manager LP | 3,680 | $350.2K | 0.00% | +3,680 | New |
| Teacher Retirement System of Texas | 3,643 | $346.7K | 0.00% | +3,643 | New |
| Voleon Capital Management LP | 3,557 | $338.5K | 0.01% | −36,982−91.2% | Reduced |
| Belvedere Trading LLC | 3,531 | $336.0K | 0.03% | +3,531 | New |
| Colony Group, LLC | 3,500 | $333.1K | 0.00% | +3,500 | New |
| JustInvest LLC | 3,489 | $332.0K | 0.00% | +3,489 | New |
| PSP Research LLC | 3,000 | $285.5K | 0.15% | −1,968−39.6% | Reduced |
| Ethic Inc. | 2,965 | $282.2K | 0.00% | +2,965 | New |
| Gradient Investments LLC | 2,868 | $272.9K | 0.00% | +2,868 | New |
| CIBC Bancorp USA Inc. | 2,827 | $269.0K | 0.00% | +2,827 | New |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 2,789 | $265.4K | 0.00% | +2,789 | New |
| Amussen Hunsaker Associates LLC | 2,750 | $261.7K | 0.03% | +2,750 | New |
| Mirae Asset Global Investments Co., Ltd. | 2,697 | $256.7K | 0.00% | +172+6.8% | Added |