Security record · archived quarter
ORKA
Oruka Therapeutics, Inc. · Healthcare · Biotechnology
76Tracked holders
+12Δ holders
25.47MShares held
$1.25BReported value
+17New positions
−5Exits
Momentum inputs (comparable managers):
holder breadth +18.8% ·
share flow +4.8% ·
net new positions +15.8%
— formula
Broad accumulation — rising shares across more holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q1 2026
Ownership over time
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 98 | +25 | 38.87M | $3.69B | +30 | −5 |
| Q1 2026 | 76 | +12 | 25.47M | $1.25B | +17 | −5 |
| Q4 2025 | 63 | +1 | 24.86M | $753.58M | +1 | — |
| Q3 2025 | 15 | +1 | 17.63M | $338.97M | +3 | −2 |
| Q2 2025 | 11 | 0 | 11.37M | $127.46M | +1 | −1 |
| Q1 2025 | 8 | +1 | 1.39M | $14.29M | +2 | −1 |
| Q4 2024 | 7 | +1 | 2.25M | $43.63M | +1 | — |
| Q3 2024 | 5 | +5 | 1.06M | $25.93M | +5 | — |
Who holds it · Q1 2026
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | Fidelity (FMR) ✦ | 7.43M | +2.3% | $364.51M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 2 | Fidelity (FMR) ✦ | 7.43M | +2.3% | $364.51M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 3 | Fidelity (FMR) ✦ | 7.43M | +2.3% | $364.51M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 4 | Fidelity (FMR) ✦ | 7.43M | +2.3% | $364.51M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 5 | BlackRock ✦ (passive) | 3.53M | -0.3% | $173.00M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 6 | BlackRock ✦ (passive) | 3.53M | -0.3% | $173.00M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 7 | BlackRock ✦ (passive) | 3.53M | -0.3% | $173.00M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 8 | BlackRock ✦ (passive) | 3.53M | -0.3% | $173.00M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 9 | BlackRock ✦ (passive) | 3.53M | -0.3% | $173.00M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 10 | BlackRock ✦ (passive) | 3.53M | -0.3% | $173.00M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 11 | BlackRock ✦ (passive) | 3.53M | -0.3% | $173.00M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 12 | BlackRock ✦ (passive) | 3.53M | -0.3% | $173.00M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 13 | BlackRock ✦ (passive) | 3.53M | -0.3% | $173.00M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 14 | BlackRock ✦ (passive) | 3.53M | -0.3% | $173.00M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 15 | BlackRock ✦ (passive) | 3.53M | -0.3% | $173.00M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 16 | BlackRock ✦ (passive) | 3.53M | -0.3% | $173.00M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 17 | Viking Global Investors ✦ | 2.67M | 0.0% | $130.80M | 0.4% | Held | 3 | SEC ↗ |
| 18 | Vanguard Capital Management Llc | 1.86M | — | $91.21M | 0.0% | n/c | 1 | SEC ↗ |
| 19 | State Street Global Advisors ✦ (passive) | 1.61M | +16.6% | $79.14M | 0.0% | ▲ Add | 6 | SEC ↗ |
| 20 | Citadel Advisors ✦ | 1.01M | +38.8% | $49.42M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 21 | Citadel Advisors ✦ | 1.01M | +38.8% | $49.42M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 22 | Franklin Resources Inc | 1.00M | +7.0% | $49.25M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 23 | Franklin Resources Inc | 1.00M | +7.0% | $49.25M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 24 | Geode Capital Management ✦ (passive) | 954.87K | +1.3% | $46.85M | 0.0% | ▲ Add | 7 | SEC ↗ |
| 25 | Geode Capital Management ✦ (passive) | 954.87K | +1.3% | $46.85M | 0.0% | ▲ Add | 7 | SEC ↗ |
| 26 | Mercer Global Advisors Inc /Adv | 802.47K | +7.7% | $39.36M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 27 | T. Rowe Price ✦ | 727.45K | +12.0% | $35.68M | 0.0% | ▲ Add | 7 | SEC ↗ |
| 28 | T. Rowe Price ✦ | 727.45K | +12.0% | $35.68M | 0.0% | ▲ Add | 7 | SEC ↗ |
| 29 | Charles Schwab Investment… | 321.95K | -2.3% | $15.79M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 30 | Northern Trust Corp | 299.04K | +6.5% | $14.67M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 31 | Northern Trust Corp | 299.04K | +6.5% | $14.67M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 32 | Northern Trust Corp | 299.04K | +6.5% | $14.67M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 33 | Northern Trust Corp | 299.04K | +6.5% | $14.67M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 34 | Goldman Sachs Group ✦ | 246.71K | +165.3% | $12.10M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 35 | Goldman Sachs Group ✦ | 246.71K | +165.3% | $12.10M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 36 | UBS Group AG | 212.27K | -21.7% | $10.41M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 37 | UBS Group AG | 212.27K | -21.7% | $10.41M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 38 | Adage Capital Partners ✦ | 190.03K | New | $9.32M | 0.0% | New | 1 | SEC ↗ |
| 39 | Holocene Advisors, LP | 185.51K | New | $9.10M | 0.0% | New | 1 | SEC ↗ |
| 40 | Alyeska Investment Group, L.P. | 184.86K | +84.9% | $9.07M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 41 | Jennison Associates Llc | 176.68K | New | $8.67M | 0.0% | New | 1 | SEC ↗ |
| 42 | Morgan Stanley ✦ | 175.45K | +43.6% | $8.61M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 43 | Morgan Stanley ✦ | 175.45K | +43.6% | $8.61M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 44 | Morgan Stanley ✦ | 175.45K | +43.6% | $8.61M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 45 | Morgan Stanley ✦ | 175.45K | +43.6% | $8.61M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 46 | Morgan Stanley ✦ | 175.45K | +43.6% | $8.61M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 47 | Morgan Stanley ✦ | 175.45K | +43.6% | $8.61M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 48 | Deutsche Bank Ag\ | 140.79K | +18.0% | $6.91M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 49 | Deutsche Bank Ag\ | 140.79K | +18.0% | $6.91M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 50 | Wellington Management ✦ | 121.22K | +43.1% | $5.95M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 51 | Wellington Management ✦ | 121.22K | +43.1% | $5.95M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 52 | Wellington Management ✦ | 121.22K | +43.1% | $5.95M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 53 | Wellington Management ✦ | 121.22K | +43.1% | $5.95M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 54 | Wellington Management ✦ | 121.22K | +43.1% | $5.95M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 55 | Dimensional Fund Advisors Lp | 113.01K | New | $5.54M | 0.0% | New | 1 | SEC ↗ |
| 56 | Dimensional Fund Advisors Lp | 113.01K | New | $5.54M | 0.0% | New | 1 | SEC ↗ |
| 57 | Bank of New York Mellon Corp | 106.88K | -6.4% | $5.24M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 58 | Bank of New York Mellon Corp | 106.88K | -6.4% | $5.24M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 59 | Bank of New York Mellon Corp | 106.88K | -6.4% | $5.24M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 60 | Bank of New York Mellon Corp | 106.88K | -6.4% | $5.24M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 61 | Bank Of America Corp /De/ | 100.09K | -28.1% | $4.91M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 62 | Bank Of America Corp /De/ | 100.09K | -28.1% | $4.91M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 63 | Invesco Ltd. | 97.04K | -32.2% | $4.76M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 64 | Invesco Ltd. | 97.04K | -32.2% | $4.76M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 65 | Invesco Ltd. | 97.04K | -32.2% | $4.76M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 66 | Invesco Ltd. | 97.04K | -32.2% | $4.76M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 67 | Nuveen, LLC | 86.94K | +0.7% | $4.26M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 68 | Nuveen, LLC | 86.94K | +0.7% | $4.26M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 69 | Barclays Plc | 85.74K | -50.5% | $4.21M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 70 | Barclays Plc | 85.74K | -50.5% | $4.21M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 71 | Ensign Peak Advisors, Inc | 79.38K | New | $3.89M | 0.0% | New | 1 | SEC ↗ |
| 72 | Td Asset Management Inc | 75.70K | -5.3% | $3.71M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 73 | Aberdeen Group plc | 75.68K | 0.0% | $3.71M | 0.0% | Held | 2 | SEC ↗ |
| 74 | American Century Companies Inc | 74.39K | +30.3% | $3.65M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 75 | Manufacturers Life Insurance… | 72.56K | +18.3% | $3.56M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 76 | Voya Investment Management Llc | 66.60K | +56.7% | $3.27M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 77 | Voya Investment Management Llc | 66.60K | +56.7% | $3.27M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 78 | Voya Investment Management Llc | 66.60K | +56.7% | $3.27M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 79 | Rhumbline Advisers | 46.36K | +13.0% | $2.27M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 80 | Russell Investments Group, Ltd. | 45.46K | +1394.9% | $2.23M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 81 | Russell Investments Group, Ltd. | 45.46K | +1394.9% | $2.23M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 82 | Russell Investments Group, Ltd. | 45.46K | +1394.9% | $2.23M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 83 | Russell Investments Group, Ltd. | 45.46K | +1394.9% | $2.23M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 84 | Russell Investments Group, Ltd. | 45.46K | +1394.9% | $2.23M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 85 | Swiss National Bank | 43.00K | 0.0% | $2.11M | 0.0% | Held | 2 | SEC ↗ |
| 86 | Schroder Investment Management Group | 29.18K | — | $1.33M | 0.0% | n/c | 1 | SEC ↗ |
| 87 | Alliancebernstein L.P. | 40.40K | +6.9% | $1.22M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 88 | Squarepoint Ops LLC | 24.46K | -11.6% | $1.20M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 89 | Envestnet Asset Management Inc | 23.67K | +55.2% | $1.16M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 90 | Sei Investments Co | 22.84K | +136.1% | $1.12M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 91 | California State Teachers… | 21.37K | -1.3% | $1.05M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 92 | JPMorgan Chase ✦ | 22.62K | +10.8% | $1.03M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 93 | JPMorgan Chase ✦ | 22.62K | +10.8% | $1.03M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 94 | JPMorgan Chase ✦ | 22.62K | +10.8% | $1.03M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 95 | Susquehanna International Group, Llp | 20.98K | +142.2% | $1.03M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 96 | MIRAE ASSET GLOBAL ETFS HOLDINGS… | 20.96K | +4.0% | $1.02M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 97 | MIRAE ASSET GLOBAL ETFS HOLDINGS… | 20.96K | +4.0% | $1.02M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 98 | Two Sigma Investments ✦ | 19.36K | -32.2% | $949,804 | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 99 | State Of Wisconsin Investment Board | 18.10K | -21.2% | $887,756 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 100 | UBS AM, a distinct business unit of… | 16.90K | +18.7% | $829,043 | 0.0% | ▲ Add | 2 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| Adage Capital Partners | $9.32M | 0.0% |
| Holocene Advisors, LP | $9.10M | 0.0% |
| Jennison Associates Llc | $8.67M | 0.0% |
| Dimensional Fund Advisors Lp | $5.54M | 0.0% |
| Dimensional Fund Advisors Lp | $5.54M | 0.0% |
| Ensign Peak Advisors, Inc | $3.89M | 0.0% |
Exited
| Point72 Asset Management | $18.19M | was 0.0% |
| D. E. Shaw & Co. | $2.32M | was 0.0% |
| Millennium Management | $1.78M | was 0.0% |
| Balyasny Asset Management L.P. | $16,246 | was 0.0% |
| Daiwa Securities Group Inc. | $4,000 | was 0.0% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 183 holders, 52.32M shares, $2.54B reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
Frequently co-owned
What else this security's tracked holders most often hold — shared-ownership counts, not fundamental relationships.
Open-market purchases (P)
No open-market insider purchases in our coverage window.
Open-market sales (S)
Aug 17
Goncalves Joana
Officer · 900 sh · $98,687
Aug 17
Goncalves Joana
Officer · 300 sh · $33,155
Aug 17
Goncalves Joana
Officer · 3.32K sh · $371,886
Aug 17
Goncalves Joana
Officer · 2.48K sh · $279,154
Aug 14
Quinlan Paul T
Officer · 3.63K sh · $384,963
Aug 14
Quinlan Paul T
Officer · 10.43K sh · $1.12M
Aug 14
Quinlan Paul T
Officer · 14.70K sh · $1.59M
Aug 14
Quinlan Paul T
Officer · 10.20K sh · $1.11M
Aug 14
Quinlan Paul T
Officer · 9.19K sh · $1.01M
Aug 14
Quinlan Paul T
Officer · 3.85K sh · $427,547
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology
Aug 14
SC 13G/A — Venrock Healthcare Capital Partners…
Aug 14
SC 13G/A — VIKING GLOBAL INVESTORS LP
Aug 14
SC 13G — RTW INVESTMENTS, LP
Aug 12
SC 13G — Capital World Investors
Jul 01
SC 13D/A — Fairmount Funds Management LLC
19.5% of class · View original SEC filing ↗
Provenance: Ownership from parsed 13F common-stock positions (tracked universe, comparable sets for changes); insider rows from Forms 3/4/5; stakes from Schedules 13D/13G; every filing links to its original on SEC EDGAR.
Reporting period: Q1 2026 ·
Methodology ·
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