Institutional Holders (2026 Q1)
206 + investorsExplore institutional interest and hedge fund ownership dynamics. Analyze portfolio weights, new positions, and conviction trends in ESPR. Verified SEC 13F-HR filings.
| # | Investor | % of Portfolio | Shares | Mkt Value |
|---|---|---|---|---|
| 1 | Velan Capital Investment Management LP | 2.95% | 1,720,000 | $4.7M |
| 2 | Privium Fund Management B.V. | 1.88% | 3,299,441 | $9.0M |
| 3 | PenderFund Capital Management Ltd. | 1.67% | 3,891,926 | $10.7M |
| 4 | AIGH Capital Management LLC | 1.64% | 4,400,000 | $12.1M |
| 5 | Orbimed Advisors LLC | 0.57% | 10,570,300 | $29.0M |
| 6 | Two Seas Capital LP | 0.44% | 11,394,833 | $31.2M |
| 7 | Rhenman & Partners Asset Management AB | 0.33% | 985,000 | $2.7M |
| 8 | Wasatch Advisors LP | 0.29% | 15,768,897 | $43.2M |
| 9 | Summit Wealth Group, LLC | 0.25% | 405,369 | $1.1M |
| 10 | Eversept Partners, LP | 0.25% | 1,735,963 | $4.8M |
| 11 | Armistice Capital, LLC | 0.19% | 3,930,125 | $10.8M |
| 12 | Virtus Investment Advisers, LLC | 0.17% | 219,293 | $601K |
| 13 | Eleva Capital SAS | 0.15% | 183,047 | $502K |
| 14 | Voleon Capital Management LP | 0.11% | 1,916,698 | $5.3M |
| 15 | Act Capital Management, LLC | 0.10% | 47,500 | $130K |
| 16 | Scientech Research LLC | 0.08% | 33,009 | $90K |
| 17 | SLT Holdings LLC | 0.07% | 40,000 | $110K |
| 18 | Diametric Capital, LP | 0.07% | 102,955 | $282K |
| 19 | Royce & Associates LP | 0.07% | 2,626,995 | $7.2M |
| 20 | Boomfish Wealth Group, LLC | 0.07% | 45,306 | $124K |
| 21 | NJ State Employees Deferred Compensation Plan | 0.06% | 195,125 | $517K |
| 22 | Burkehill Global Management, LP | 0.05% | 400,000 | $1.1M |
| 23 | Excelsior Advisor Network LLC | 0.05% | 45,000 | $123K |
| 24 | Round Rock Advisors LLC | 0.04% | 101,553 | $278K |
| 25 | Eaton Financial Holdings Company, LLC | 0.04% | 46,595 | $128K |
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|