Institutional Holders (2026 Q2)
113 + investorsExplore institutional interest and hedge fund ownership dynamics. Analyze portfolio weights, new positions, and conviction trends in AKTS. Verified SEC 13F-HR filings.
| # | Investor | % of Portfolio | Shares | Mkt Value |
|---|---|---|---|---|
| 1 | Blue Owl Capital Holdings LP | 14.89% | 3,070,219 | $99.0M |
| 2 | MPM BioImpact LLC | 9.50% | 4,835,872 | $155.9M |
| 3 | EcoR1 Capital, LLC | 7.56% | 4,824,469 | $155.5M |
| 4 | Merck & Co., Inc. | 5.83% | 952,844 | $30.7M |
| 5 | Octagon Capital Advisors LP | 2.78% | 960,847 | $31.0M |
| 6 | Avidity Partners Management LP | 2.50% | 484,200 | $15.6M |
| 7 | TCG Crossover Management, LLC | 0.54% | 696,560 | $22.5M |
| 8 | Rtw Investments, LP | 0.44% | 1,592,043 | $51.3M |
| 9 | Ra Capital Management, L.P. | 0.37% | 1,314,405 | $42.4M |
| 10 | ArrowMark Colorado Holdings LLC | 0.33% | 245,872 | $7.9M |
| 11 | Eventide Asset Management, LLC | 0.22% | 507,000 | $16.3M |
| 12 | Baker BROS. Advisors LP | 0.16% | 996,351 | $32.1M |
| 13 | Mirador Capital Partners LP | 0.16% | 40,124 | $1.3M |
| 14 | Virtus Investment Advisers, LLC | 0.11% | 14,920 | $481K |
| 15 | a16z Capital Management, L.L.C. | 0.09% | 415,000 | $13.4M |
| 16 | Sofinnova Investments, Inc. | 0.05% | 32,436 | $1.0M |
| 17 | Soros Fund Management LLC | 0.04% | 100,000 | $3.2M |
| 18 | Readystate Asset Management LP | 0.03% | 30,000 | $967K |
| 19 | Seven Grand Managers, LLC | 0.03% | 25,000 | $806K |
| 20 | Axq Capital, LP | 0.02% | 7,020 | $226K |
| 21 | Alyeska Investment Group, L.P. | 0.02% | 290,000 | $9.3M |
| 22 | Polen Capital Management LLC | 0.02% | 63,514 | $2.0M |
| 23 | Jupiter Topco LLC | 0.02% | 1,314,267 | $42.4M |
| 24 | Ghisallo Capital Management LLC | 0.02% | 25,000 | $806K |
| 25 | Lanark Financial, INC. | 0.01% | 5,358 | $173K |
| Investor | Ownership History |
% of Portfolio | Prev % | Rank | Conviction | Avg Buy Price | 13F Score™ 3Y / 7Y | Sell Timing | Shares | Mkt Value | Change | Change % | Source | Quarter | Filed |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|