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 | 7,652,972 | $8.49M | – | no_change |
Laurion Capital Management LPCIK 0001390202 | 3,882,162 | $4.31M | – | no_change |
683 Capital Management, LLCCIK 0001404574 | 2,450,000 | $2.72M | +2,387,542 | ↑ INC |
Woodline Partners LPCIK 0001784547 | 967,152 | $1.07M | +848,500 | ↑ INC |
MARSHALL WACE, LLPCIK 0001318757 | 952,966 | $1.06M | +952,966 | NEW |
CITADEL ADVISORS LLCCIK 0001423053 | 261,387 | $290.14K | -138,719 | ↓ DEC |
Hudson Bay Capital Management LPCIK 0001393825 | 213,017 | $236.45K | +198,444 | ↑ INC |
Scientech Research LLCCIK 0002011556 | 26,635 | $29.57K | +26,635 | NEW |
GROUP ONE TRADING LLCCIK 0000932540 | 21,000 | $23.31K | -168,100 | ↓ DEC |
CWM, LLCCIK 0001535847 | 8,642 | $9.59K | – | no_change |
Baader Bank AktiengesellschaftCIK 0001542629 | 11,281 | $8.22K | +19 | ↑ INC |
GROUP ONE TRADING LLCCIK 0000932540 | 1,702 | $1.89K | -74,197 | ↓ DEC |
NORTHWESTERN MUTUAL WEALTH MANAGEMENT COCIK 0001141802 | 1,505 | $1.67K | -1,599 | ↓ DEC |
CALDWELL SUTTER CAPITAL, INC.CIK 0000702007 | 3 | $3.00 | +3 | NEW |
| Filer | Δ Shares | Value |
|---|---|---|
683 Capital Management, LLC↑ INC | +2,387,542 | $2.72M |
MARSHALL WACE, LLPNEW | +952,966 | $1.06M |
Woodline Partners LP↑ INC | +848,500 | $1.07M |
Hudson Bay Capital Management LP↑ INC | +198,444 | $236.45K |
Scientech Research LLCNEW | +26,635 | $29.57K |
Baader Bank Aktiengesellschaft↑ INC | +19 | $8.22K |
CALDWELL SUTTER CAPITAL, INC.NEW | +3 | $3.00 |
| Filer | Δ Shares | Value |
|---|---|---|
GROUP ONE TRADING LLC↓ DEC | -168,100 | $23.31K |
CITADEL ADVISORS LLC↓ DEC | -138,719 | $290.14K |
GROUP ONE TRADING LLC↓ DEC | -74,197 | $1.89K |
NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO↓ DEC | -1,599 | $1.67K |