Institutional Holders (2026 Q1)
106 + investorsExplore institutional interest and hedge fund ownership dynamics. Analyze portfolio weights, new positions, and conviction trends in ABEO. Verified SEC 13F-HR filings.
| # | Investor | % of Portfolio | Shares | Mkt Value |
|---|---|---|---|---|
| 1 | Cable Car Capital, LP | 4.65% | 3,007,329 | $13.5M |
| 2 | Propel Bio Management, LLC | 3.79% | 1,329,899 | $6.0M |
| 3 | AIGH Capital Management LLC | 1.89% | 3,100,000 | $13.9M |
| 4 | Stonepine Capital Management, LLC | 1.34% | 746,587 | $3.3M |
| 5 | Knoll Capital Management, LLC | 1.21% | 485,515 | $2.2M |
| 6 | Nantahala Capital Management, LLC | 0.83% | 5,013,052 | $22.5M |
| 7 | Diametric Capital, LP | 0.71% | 611,520 | $2.7M |
| 8 | NAN FUNG TRINITY (HK) Ltd | 0.47% | 956,770 | $4.3M |
| 9 | AWM Investment Company, Inc. | 0.40% | 803,130 | $3.6M |
| 10 | Suvretta Capital Management, LLC | 0.31% | 2,676,000 | $12.0M |
| 11 | Silverarc Capital Management, LLC | 0.30% | 648,942 | $2.9M |
| 12 | Rangeley Capital, LLC | 0.26% | 60,000 | $269K |
| 13 | 683 Capital Management, LLC | 0.18% | 770,000 | $3.4M |
| 14 | Stonepine Capital Management, LLC | 0.18% | 100,000 | $448K |
| 15 | Nantahala Capital Management, LLC | 0.17% | 1,020,000 | $4.6M |
| 16 | Kennedy Capital Management LLC | 0.12% | 1,263,511 | $5.7M |
| 17 | Tang Capital Management LLC | 0.09% | 400,000 | $1.8M |
| 18 | J. Goldman & Co LP | 0.08% | 640,530 | $2.9M |
| 19 | Palo Alto Investors LP | 0.07% | 108,865 | $488K |
| 20 | Simplify Asset Management Inc. | 0.03% | 507,988 | $2.3M |
| 21 | Headlands Technologies LLC | 0.03% | 63,345 | $284K |
| 22 | Prelude Capital Management, LLC | 0.03% | 93,073 | $417K |
| 23 | Riverwater Partners LLC | 0.03% | 19,066 | $85K |
| 24 | Pale Fire Capital SE | 0.03% | 69,845 | $313K |
| 25 | Truvestments Capital LLC | 0.01% | 10,307 | $46K |
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|