HELP — Institutional owners (13F)

108 filers · $202.8M total · As of June 30, 2026

Institutions that report holding this stock in their quarterly SEC Form 13F. Long positions only; a single filer may appear twice for separate option legs. Large offsetting put/call legs typically reflect market-making or hedged inventory, not directional conviction.

Institution Value Shares % of tracked 13F Type
Venrock Adviser, LLC $25,459,433 3,851,654 12.56% Shares
ORBIMED ADVISORS LLC $21,623,954 3,271,400 10.66% Shares
ADAGE CAPITAL PARTNERS GP, L.L.C. $20,226,600 3,060,000 9.97% Shares
MILLENNIUM MANAGEMENT LLC $17,398,551 2,632,156 8.58% Shares
Rosalind Advisors, Inc. $12,934,541 1,956,814 6.38% Shares
SPHERA FUNDS MANAGEMENT LTD. $10,713,177 1,620,753 5.28% Shares
ACORN CAPITAL ADVISORS, LLC $10,181,159 1,540,266 5.02% Shares
DCF Advisers, LLC $9,485,271 1,434,988 4.68% Shares
Sio Capital Management, LLC $8,593,000 1,300,000 4.24% Shares
Nan Fung Group Holdings Ltd $6,525,537 987,222 3.22% Shares
Boxer Capital Management, LLC $5,221,900 790,000 2.58% Shares
Logos Global Management LP $4,957,500 750,000 2.44% Shares
CITADEL ADVISORS LLC $4,104,539 620,959 2.02% Shares
DAFNA Capital Management LLC $3,397,943 514,061 1.68% Shares
Walleye Capital LLC $3,321,882 502,554 1.64% Shares
MORGAN STANLEY $3,053,067 461,886 1.51% Shares
SUSQUEHANNA INTERNATIONAL GROUP, LLP $2,663,830 403,000 1.31% Call option
Knott David M Jr $2,445,700 370,000 1.21% Shares
BANK OF AMERICA CORP /DE/ $2,230,445 337,435 1.10% Shares
AdvisorShares Investments LLC $1,934,820 292,711 0.95% Shares
JANE STREET GROUP, LLC $1,856,769 280,903 0.92% Shares
JPMORGAN CHASE & CO $1,636,257 237,828 0.81% Shares
ROYCE & ASSOCIATES LP $1,534,036 232,078 0.76% Shares
UBS Group AG $1,445,779 218,726 0.71% Shares
SUPERSTRING CAPITAL MANAGEMENT LP $1,351,243 204,424 0.67% Shares
DIADEMA PARTNERS LP $1,322,000 200,000 0.65% Shares
Balyasny Asset Management L.P. $1,263,786 191,193 0.62% Shares
SUSQUEHANNA INTERNATIONAL GROUP, LLP $1,037,109 156,900 0.51% Put option
Pale Fire Capital SE $1,014,668 153,505 0.50% Shares
PDT Partners, LLC $993,463 150,297 0.49% Shares
Eversept Partners, LP $967,724 146,403 0.48% Shares
Ikarian Capital, LLC $873,532 132,153 0.43% Shares
Stonepine Capital Management, LLC $854,541 129,280 0.42% Shares
CITADEL ADVISORS LLC $795,844 120,400 0.39% Call option
Point72 Asset Management, L.P. $703,681 106,457 0.35% Shares
DIADEMA PARTNERS LP $661,000 100,000 0.33% Call option
ADAR1 Capital Management, LLC $537,248 81,278 0.26% Shares
BlackRock, Inc. $533,552 80,719 0.26% Shares
WELLINGTON MANAGEMENT GROUP LLP $517,002 78,215 0.25% Shares
Altshuler Shaham Ltd $475,920 72,000 0.23% Shares
Independent Advisor Alliance $462,259 69,933 0.23% Shares
D. E. Shaw & Co., Inc. $408,379 61,782 0.20% Shares
Blue Owl Capital Holdings LP $396,012 59,911 0.20% Shares
Persistent Asset Partners Ltd $336,971 50,979 0.17% Shares
MILLENNIUM MANAGEMENT LLC $330,500 50,000 0.16% Call option
JANE STREET GROUP, LLC $326,534 49,400 0.16% Call option
Quadrature Capital Ltd $309,275 46,789 0.15% Shares
PEAK6 LLC $286,986 43,417 0.14% Shares
CITADEL ADVISORS LLC $250,519 37,900 0.12% Put option
Fore Capital, LLC $240,743 36,421 0.12% Shares
ROYAL BANK OF CANADA $234,000 35,537 0.12% Shares
PDS Planning, Inc $200,574 30,344 0.10% Shares
BOOTHBAY FUND MANAGEMENT, LLC $194,360 29,404 0.10% Shares
SUSQUEHANNA INTERNATIONAL GROUP, LLP $172,627 26,116 0.09% Shares
Graham Capital Management, L.P. $154,515 23,376 0.08% Shares
Invesco Ltd. $152,889 23,130 0.08% Shares
GOLDMAN SACHS GROUP INC $130,911 19,805 0.06% Shares
JANE STREET GROUP, LLC $129,556 19,600 0.06% Put option
Jump Financial, LLC $128,584 19,453 0.06% Shares
Verdad Advisers, LP $122,285 18,500 0.06% Shares
Rockefeller Capital Management L.P. $99,150 15,000 0.05% Shares
GEODE CAPITAL MANAGEMENT, LLC $94,998 14,372 0.05% Shares
Scientech Research LLC $93,075 14,081 0.05% Shares
AXQ CAPITAL, LP $74,792 11,315 0.04% Shares
Millington Financial Advisors, LLC $72,500 10,000 0.04% Shares
Mayflower Financial Advisors, LLC $68,017 10,290 0.03% Shares
LPL Financial LLC $66,569 10,071 0.03% Shares
Persistent Asset Partners Ltd $56,253 255 0.03% Call option
Formidable Asset Management, LLC $49,042 10,217 0.02% Shares
China Universal Asset Management Co., Ltd. $39,660 6,000 0.02% Shares
Caitlin John, LLC $33,050 5,000 0.02% Shares
Quent Capital, LLC $29,431 4,453 0.01% Shares
NATIONAL BANK OF CANADA /FI/ $25,067 5,357 0.01% Shares
Federation des caisses Desjardins du Quebec $24,173 3,684 0.01% Shares
OSAIC HOLDINGS, INC. $23,453 3,548 0.01% Shares
North Star Investment Management Corp. $22,342 3,380 0.01% Shares
Global Retirement Partners, LLC $19,678 2,977 0.01% Shares
IAG Wealth Partners, LLC $18,177 2,750 0.01% Shares
Farther Finance Advisors, LLC $14,681 2,221 0.01% Shares
CITIGROUP INC $12,159 1,847 0.01% Shares
HARBOUR INVESTMENTS, INC. $8,263 1,250 0.00% Shares
Ancora Advisors LLC $4,382 663 0.00% Shares
Quarry LP $4,349 658 0.00% Shares
IFP Advisors, Inc $1,322 200 0.00% Shares
Avalon Trust Co $1,303 197 0.00% Shares
Atlantic Edge Private Wealth Management, LLC $906 137 0.00% Shares
AMERIFLEX GROUP, INC. $866 131 0.00% Shares
Tidemark, LLC $866 131 0.00% Shares
HRT FINANCIAL LP $823 124,658 0.00% Shares
Aspect Partners, LLC $780 118 0.00% Shares
Hilton Head Capital Partners, LLC $773 117 0.00% Shares
NewEdge Advisors, LLC $628 95 0.00% Shares
TD Waterhouse Canada Inc. $521 83 0.00% Shares
NVWM, LLC $390 59 0.00% Shares
Mitsubishi UFJ Asset Management (UK) Ltd. $205 31,000 0.00% Shares
Caitong International Asset Management Co., Ltd $192 29 0.00% Shares
MCDONALD PARTNERS LLC $172 26 0.00% Shares
Westside Investment Management, Inc. $172 26 0.00% Shares
CENTRAL TRUST Co $172 26 0.00% Shares
City State Bank $165 25 0.00% Shares
Allworth Financial LP $133 20 0.00% Shares
Arax Advisory Partners $86 13 0.00% Shares
McIlrath & Eck, LLC $48 10 0.00% Shares
CoreCap Advisors, LLC $40 6 0.00% Shares
CNB Bank $26 4 0.00% Shares
MCGUIRE CAPITAL ADVISORS INC $7 1 0.00% Shares
FNY Investment Advisers, LLC $0 100 0.00% Shares
TSFG, LLC $0 2 0.00% Shares