Aktis Oncology, Inc.
AKTS- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0002035832
In the last 90 days, Aktis Oncology, Inc. insiders filed 0 open-market purchases and 5 sales; 113 institutions reported holding it in 13F filings for Q2 2026, worth $1.10B in total; Soros Fund Management is the only superinvestor holding it.
13F holders, Q1 2026
Institutional positions in Aktis Oncology, Inc. as of Mar 31, 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
- 69
- +69 vs. Q4 2025
- Shares held
- 34.7M
- +34.7M vs. Q4 2025
- Total value
- $621.0M
- +$621.0M vs. Q4 2025
- New holders
- 69
- 0 more added
- Sold out
- 0
- 0 more reduced
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting AKTS 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 | 113 | $1.10B |
| Q1 2026 | 69 | $621.0M |
| Q4 2025 | 0 | $0 |
| Q3 2025 | 0 | $0 |
| Q2 2025 | 0 | $0 |
| Q1 2025 | 0 | $0 |
| Q4 2024 | 0 | $0 |
| Q3 2024 | 0 | $0 |
| Q2 2024 | 0 | $0 |
| Q1 2024 | 0 | $0 |
| Q4 2023 | 0 | $0 |
| Q3 2023 | 0 | $0 |
| Q2 2023 | 0 | $0 |
| Q1 2023 | 0 | $0 |
| Q4 2022 | 0 | $0 |
| Q3 2022 | 0 | $0 |
| Q2 2022 | 0 | $0 |
| Q1 2022 | 0 | $0 |
| Q4 2021 | 0 | $0 |
| Q3 2021 | 0 | $0 |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Aktis Oncology, Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| CWM, LLC | 21 | $376 | 0.00% | +21 | New |
| Sterling Capital Management LLC | 393 | $7.03K | 0.00% | +393 | New |
| Salem Investment Counselors Inc | 1,000 | $17.9K | 0.00% | +1,000 | New |
| Tower Research Capital LLC (TRC) | 1,009 | $18.1K | 0.00% | +1,009 | New |
| Citigroup Inc | 1,019 | $18.2K | 0.00% | +1,019 | New |
| Russell Investments Group, Ltd. | 1,551 | $27.7K | 0.00% | +1,551 | New |
| Ameritas Investment Partners, Inc. | 1,683 | $30.1K | 0.00% | +1,683 | New |
| Legal & General Group Plc | 1,826 | $32.7K | 0.00% | +1,826 | New |
| New York State Common Retirement Fund | 3,200 | $57.2K | 0.00% | +3,200 | New |
| STRS Ohio | 3,600 | $64.4K | 0.00% | +3,600 | New |
| BNP Paribas Arbitrage, SA | 4,480 | $80.1K | 0.00% | +4,480 | New |
| Police & Firemen's Retirement System of New Jersey | 5,530 | $98.9K | 0.00% | +5,530 | New |
| The PNC Financial Services Group, Inc. | 6,948 | $124.3K | 0.00% | +6,948 | New |
| Wells Fargo & Company | 7,611 | $136.2K | 0.00% | +7,611 | New |
| JPMorgan Chase & Co | 8,355 | $138.2K | 0.00% | +8,355 | New |
| Mirae Asset Global ETFs Holdings Ltd. | 9,651 | $172.7K | 0.00% | +9,651 | New |
| Vanguard Global Advisers, LLC | 9,689 | $173.3K | 0.00% | +9,689 | New |
| Barclays PLC | 9,724 | $174.0K | 0.00% | +9,724 | New |
| MetLife Investment Management | 11,637 | $208.2K | 0.00% | +11,637 | New |
| Invesco Ltd. | 12,113 | $216.7K | 0.00% | +12,113 | New |
| XTX Topco Ltd | 13,990 | $250.3K | 0.00% | +13,990 | New |
| Deutsche Bank AG | 14,080 | $251.9K | 0.00% | +14,080 | New |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 14,185 | $253.8K | 0.00% | +14,185 | New |
| Zimmer Partners, LP | 15,000 | $268.4K | 0.01% | +15,000 | New |
| D. E. Shaw & Co., Inc. | 17,062 | $305.2K | 0.00% | +17,062 | New |
| Rhumbline Advisers | 21,033 | $376.3K | 0.00% | +21,033 | New |
| Nuveen, LLC | 24,468 | $437.7K | 0.00% | +24,468 | New |
| Ghisallo Capital Management LLC | 25,000 | $447.3K | 0.01% | +25,000 | New |
| Seven Grand Managers, LLC | 25,000 | $447.3K | 0.03% | +25,000 | New |
| Readystate Asset Management LP | 30,000 | $536.7K | 0.03% | +30,000 | New |
| Goldman Sachs Group Inc | 30,163 | $539.6K | 0.00% | +30,163 | New |
| Morgan Stanley | 30,723 | $549.6K | 0.00% | +30,723 | New |
| Bank of New York Mellon Corp | 42,901 | $767.5K | 0.00% | +42,901 | New |
| Manufacturers Life Insurance Company, The | 46,993 | $840.7K | 0.00% | +46,993 | New |
| Bank of America Corp | 69,926 | $1.25M | 0.00% | +69,926 | New |
| Citadel Advisors LLC | 75,000 | $1.34M | 0.00% | +75,000 | New |
| Soros Fund Management LLCSuperinvestorSoros Fund Management | 100,000 | $1.79M | 0.02% | +100,000 | New |
| Laurion Capital Management LP | 100,000 | $1.79M | 0.17% | +100,000 | New |
| Woodline Partners LP | 100,000 | $1.79M | 0.01% | +100,000 | New |
| TD Asset Management Inc | 100,962 | $1.81M | 0.00% | +100,962 | New |
| Ameriprise Financial Inc | 102,925 | $1.84M | 0.00% | +102,925 | New |
| Vanguard Portfolio Management LLC | 120,322 | $2.15M | 0.00% | +120,322 | New |
| Vanguard Fiduciary Trust Co | 127,395 | $2.28M | 0.00% | +127,395 | New |
| Northern Trust Corp | 149,476 | $2.67M | 0.00% | +149,476 | New |
| Driehaus Capital Management LLC | 150,000 | $2.68M | 0.02% | +150,000 | New |
| Charles Schwab Investment Management Inc | 162,017 | $2.90M | 0.00% | +162,017 | New |
| Alyeska Investment Group, L.P. | 290,000 | $5.19M | 0.01% | +290,000 | New |
| ArrowMark Colorado Holdings LLC | 329,471 | $5.89M | 0.16% | +329,471 | New |
| UBS Group AG | 353,263 | $6.32M | 0.00% | +353,263 | New |
| FMR LLC | 386,379 | $6.91M | 0.00% | +386,379 | New |
| AH Capital Management, L.L.C. | 415,000 | $7.42M | 0.58% | +415,000 | New |
| State Street Corp | 428,253 | $7.66M | 0.00% | +428,253 | New |
| Avidity Partners Management LP | 468,566 | $8.38M | 1.70% | +468,566 | New |
| Geode Capital Management, LLC | 491,936 | $8.80M | 0.00% | +491,936 | New |
| Eventide Asset Management, LLC | 507,000 | $9.07M | 0.15% | +507,000 | New |
| Vanguard Capital Management LLC | 833,913 | $14.9M | 0.00% | +833,913 | New |
| Merck & Co., Inc. | 952,844 | $17.0M | 4.88% | +952,844 | New |
| Octagon Capital Advisors LP | 960,847 | $17.2M | 1.90% | +960,847 | New |
| Baker Bros. Advisors LP | 996,351 | $17.8M | 0.10% | +996,351 | New |
| Janus Henderson Group PLC | 1,454,267 | $26.0M | 0.01% | +1,454,267 | New |
| Ra Capital Management, L.P. | 1,503,084 | $26.9M | 0.28% | +1,503,084 | New |
| Price T Rowe Associates Inc | 1,564,196 | $28.0M | 0.00% | +1,564,196 | New |
| RTW Investments, LP | 1,592,043 | $28.5M | 0.28% | +1,592,043 | New |
| BlackRock, Inc. | 2,112,127 | $37.8M | 0.00% | +2,112,127 | New |
| T. Rowe Price Investment Management, Inc. | 2,123,812 | $38.0M | 0.03% | +2,123,812 | New |
| Wellington Management Group LLP | 2,317,044 | $41.5M | 0.01% | +2,317,044 | New |
| Blue Owl Capital Holdings LP | 3,161,348 | $56.6M | 15.20% | +3,161,348 | New |
| EcoR1 Capital, LLC | 4,824,469 | $86.3M | 3.69% | +4,824,469 | New |
| MPM Oncology Impact Management LP | 4,835,872 | $86.5M | 6.68% | +4,835,872 | New |