First-hand SEC EDGAR 13F-HR institutional holdings: the top 25 holders ranked by market value, plus the largest adds and trims this quarter. Quarter 2026-03-31.
| Filer | Shares | Market Value | Δ Shares | Change |
|---|---|---|---|---|
BVF INC/ILCIK 0001056807 | 2,748,763 | $50.49M | – | no_change |
Fairmount Funds Management LLCCIK 0001802528 | 2,747,866 | $50.48M | – | no_change |
TANG CAPITAL MANAGEMENT LLCCIK 0001232621 | 1,160,000 | $21.31M | +287,602 | ↑ INC |
RTW INVESTMENTS, LPCIK 0001493215 | 372,856 | $6.85M | – | no_change |
NEXTBio Capital Management LPCIK 0002038158 | 372,856 | $6.85M | – | no_change |
Point72 Asset Management, L.P.CIK 0001603466 | 300,000 | $5.51M | – | no_change |
Hudson Bay Capital Management LPCIK 0001393825 | 88,867 | $1.63M | +88,867 | NEW |
Stonepine Capital Management, LLCCIK 0001440771 | 85,000 | $1.56M | -2,682 | ↓ DEC |
Woodline Partners LPCIK 0001784547 | 74,000 | $1.36M | – | no_change |
Lighthouse Investment Partners, LLCCIK 0001600344 | 25,000 | $459.25K | +25,000 | NEW |
MANUFACTURERS LIFE INSURANCE COMPANY, THECIK 0000928047 | 24,903 | $457.47K | – | no_change |
PRICE T ROWE ASSOCIATES INC /MD/CIK 0000080255 | 303,551 | $5.58K | -34,574 | ↓ DEC |
| Filer | Δ Shares | Value |
|---|---|---|
TANG CAPITAL MANAGEMENT LLC↑ INC | +287,602 | $21.31M |
Hudson Bay Capital Management LPNEW | +88,867 | $1.63M |
Lighthouse Investment Partners, LLCNEW | +25,000 | $459.25K |
| Filer | Δ Shares | Value |
|---|---|---|
PRICE T ROWE ASSOCIATES INC /MD/↓ DEC | -34,574 | $5.58K |
Stonepine Capital Management, LLC↓ DEC | -2,682 | $1.56M |