Institutional Holders (2026 Q2)
255 + investorsExplore institutional interest and hedge fund ownership dynamics. Analyze portfolio weights, new positions, and conviction trends in RLAY. Verified SEC 13F-HR filings.
| # | Investor | % of Portfolio | Shares | Mkt Value |
|---|---|---|---|---|
| 1 | Casdin Capital, LLC | 15.02% | 16,035,240 | $300.0M |
| 2 | Commodore Capital LP | 13.37% | 12,000,000 | $224.5M |
| 3 | Spruce Street Capital LP | 10.95% | 2,984,125 | $55.8M |
| 4 | Foresite Capital Management IV, LLC | 8.06% | 1,250,000 | $23.4M |
| 5 | Elmind Capital, LP | 6.89% | 1,465,279 | $27.4M |
| 6 | Sb Investment Advisers (uk) Ltd | 6.81% | 27,904,963 | $522.1M |
| 7 | Nextech Invest Ltd. | 6.02% | 6,776,506 | $126.8M |
| 8 | Squadron Capital Management LLC | 5.63% | 970,000 | $18.1M |
| 9 | Perceptive Advisors LLC | 3.96% | 14,106,187 | $263.9M |
| 10 | Kynam Capital Management, LP | 3.41% | 3,300,000 | $61.7M |
| 11 | Timothy G. Youngquist 2020 Irrevocable Trust | 3.09% | 499,058 | $4.2M |
| 12 | MPM BioImpact LLC | 2.76% | 2,415,672 | $45.2M |
| 13 | Bellevue Group AG | 2.44% | 6,185,970 | $115.7M |
| 14 | HighVista Strategies LLC | 2.16% | 506,235 | $9.5M |
| 15 | TCG Crossover Management, LLC | 1.92% | 4,273,356 | $80.0M |
| 16 | Tetragon Partners GP Ltd | 1.68% | 570,311 | $10.7M |
| 17 | Siren, L.L.C. | 1.38% | 3,650,000 | $68.3M |
| 18 | Rhenman & Partners Asset Management AB | 1.00% | 566,000 | $10.6M |
| 19 | Affinity Asset Advisors, LLC | 0.89% | 1,050,000 | $19.6M |
| 20 | EcoR1 Capital, LLC | 0.63% | 697,948 | $13.1M |
| 21 | Boxer Capital Management, LLC | 0.63% | 450,000 | $8.4M |
| 22 | Sphera Funds Management LTD. | 0.57% | 233,836 | $4.4M |
| 23 | Seven Fleet Capital Management LP | 0.55% | 178,222 | $3.3M |
| 24 | Exome Asset Management LLC | 0.55% | 47,531 | $889K |
| 25 | Diadema Partners LP | 0.55% | 230,677 | $4.3M |
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|