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 |
|---|---|---|---|---|
RTW INVESTMENTS, LPCIK 0001493215 | 4,869,798 | $146.82M | – | no_change |
FMR LLCCIK 0000315066 | 4,829,154 | $145.60M | +289,929 | ↑ INC |
WELLINGTON MANAGEMENT GROUP LLPCIK 0000902219 | 4,706,168 | $141.89M | +12,525 | ↑ INC |
PRIMECAP MANAGEMENT CO/CA/CIK 0000763212 | 3,693,241 | $111.35M | -268,639 | ↓ DEC |
Bellevue Group AGCIK 0001674546 | 2,796,803 | $84.32M | – | no_change |
Vestal Point Capital, LPCIK 0001974915 | 2,766,868 | $83.42M | +2,181,868 | ↑ INC |
TANG CAPITAL MANAGEMENT LLCCIK 0001232621 | 2,649,368 | $79.88M | +20,830 | ↑ INC |
Caption Management, LLCCIK 0001706766 | 1,934,286 | $58.32M | +1,814,902 | ↑ INC |
Deep Track Capital, LPCIK 0001856083 | 1,931,884 | $58.25M | -72,094 | ↓ DEC |
BVF INC/ILCIK 0001056807 | 1,294,463 | $39.03M | -194,512 | ↓ DEC |
CAMDEN ASSET MANAGEMENT L P /CACIK 0000903944 | 42,728,000 | $38.32M | +6,493,000 | ↑ INC |
MILLENNIUM MANAGEMENT LLCCIK 0001273087 | 1,237,403 | $37.31M | +325,806 | ↑ INC |
ARMISTICE CAPITAL, LLCCIK 0001601086 | 1,188,000 | $35.82M | +90,000 | ↑ INC |
Point72 Asset Management, L.P.CIK 0001603466 | 1,102,271 | $33.23M | +598,120 | ↑ INC |
Fiera Capital CorpCIK 0001505817 | 1,080,099 | $32.56M | +35,268 | ↑ INC |
TWO SIGMA INVESTMENTS, LPCIK 0001179392 | 1,021,265 | $30.79M | +661,972 | ↑ INC |
DEERFIELD MANAGEMENT COMPANY, L.P.CIK 0001009258 | 30,000,000 | $27.03M | – | no_change |
BAKER BROS. ADVISORS LPCIK 0001263508 | 734,397 | $22.14M | -1,588,259 | ↓ DEC |
Trails Edge Capital Partners, LPCIK 0002077247 | 682,597 | $20.58M | – | no_change |
BlackRock, Inc.CIK 0002012383 | 656,309 | $19.79M | +327,210 | ↑ INC |
Hudson Bay Capital Management LPCIK 0001393825 | 633,174 | $19.09M | +249,616 | ↑ INC |
FRANKLIN RESOURCES INCCIK 0000038777 | 20,000,000 | $18.04M | – | no_change |
JANE STREET GROUP, LLCCIK 0001595888 | 596,268 | $17.98M | +473,628 | ↑ INC |
PRINCIPAL FINANCIAL GROUP INCCIK 0001126328 | 519,130 | $15.65M | -139,306 | ↓ DEC |
Frazier Life Sciences Management, L.P.CIK 0001892134 | 484,782 | $14.62M | +100,000 | ↑ INC |
| Filer | Δ Shares | Value |
|---|---|---|
CAMDEN ASSET MANAGEMENT L P /CA↑ INC | +6,493,000 | $38.32M |
Vestal Point Capital, LP↑ INC | +2,181,868 | $83.42M |
Caption Management, LLC↑ INC | +1,814,902 | $58.32M |
T. Rowe Price Investment Management, Inc.↑ INC | +1,017,972 | $57.03K |
TWO SIGMA INVESTMENTS, LP↑ INC | +661,972 | $30.79M |
Point72 Asset Management, L.P.↑ INC | +598,120 | $33.23M |
JANE STREET GROUP, LLC↑ INC | +473,628 | $17.98M |
BlackRock, Inc.↑ INC | +327,210 | $19.79M |
MILLENNIUM MANAGEMENT LLC↑ INC | +325,806 | $37.31M |
FMR LLC↑ INC | +289,929 | $145.60M |
| Filer | Δ Shares | Value |
|---|---|---|
Ares Systematic Credit Ltd↓ DEC | -2,300,000 | $1.95M |
BAKER BROS. ADVISORS LP↓ DEC | -1,588,259 | $22.14M |
STEMPOINT CAPITAL LP↓ DEC | -275,808 | $1.92M |
PRIMECAP MANAGEMENT CO/CA/↓ DEC | -268,639 | $111.35M |
BVF INC/IL↓ DEC | -194,512 | $39.03M |
TD ASSET MANAGEMENT INC↓ DEC | -156,936 | $4.10M |
PRINCIPAL FINANCIAL GROUP INC↓ DEC | -139,306 | $15.65M |
Trexquant Investment LP↓ DEC | -79,895 | $623.65K |
BARCLAYS PLC↓ DEC | -72,344 | $931.91K |
Deep Track Capital, LP↓ DEC | -72,094 | $58.25M |