LEGN — Institutional owners (13F)

235 filers · $3.0B total · As of Sept. 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
FMR LLC $840,231,809 29,093,899 28.04% Shares
DEERFIELD MANAGEMENT COMPANY, L.P. $235,014,985 8,137,638 7.84% Shares
MONTANOVA CAPITAL, LLC $204,181,600 7,070,000 6.81% Shares
HHLR ADVISORS, LTD. $172,833,804 5,984,550 5.77% Shares
BlackRock, Inc. $136,502,311 4,726,534 4.56% Shares
WESTFIELD CAPITAL MANAGEMENT CO LP $127,940,224 4,430,063 4.27% Shares
GOLDMAN SACHS GROUP INC $105,767,658 3,662,315 3.53% Shares
Point72 Asset Management, L.P. $88,838,461 3,076,124 2.96% Shares
Kynam Capital Management, LP $86,674,800 3,001,205 2.89% Shares
Assenagon Asset Management S.A. $55,306,817 1,915,056 1.85% Shares
Artisan Partners Limited Partnership $45,036,656 1,559,441 1.50% Shares
STATE STREET CORP $43,291,671 1,498,704 1.44% Shares
Capital International Investors $41,028,488 1,420,654 1.37% Shares
MORGAN STANLEY $40,274,080 1,394,531 1.34% Shares
Soleus Capital Management, L.P. $34,800,400 1,205,000 1.16% Shares
Davern Capital Partners, LP $34,411,155 1,191,522 1.15% Shares
Driehaus Capital Management LLC $33,466,375 1,158,808 1.12% Shares
RENAISSANCE TECHNOLOGIES LLC $28,885,776 1,000,200 0.96% Shares
Ghisallo Capital Management LLC $28,880,000 1,000,000 0.96% Shares
MATTHEWS INTERNATIONAL CAPITAL MANAGEMENT LLC $26,490,642 917,266 0.88% Shares
JOHNSON & JOHNSON $23,525,244 814,586 0.79% Shares
IvyRock Asset Management (HK) Ltd $23,132,880 801,000 0.77% Shares
EcoR1 Capital, LLC $23,104,000 800,000 0.77% Shares
JPMORGAN CHASE & CO $22,523,437 766,364 0.75% Shares
Squarepoint Ops LLC $22,215,998 769,252 0.74% Shares
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP $21,948,627 759,994 0.73% Shares
Woodline Partners LP $19,149,924 663,086 0.64% Shares
Triata Capital Ltd $18,191,916 629,914 0.61% Shares
ADAGE CAPITAL PARTNERS GP, L.L.C. $17,328,000 600,000 0.58% Shares
MASSACHUSETTS FINANCIAL SERVICES CO /MA/ $16,596,903 574,685 0.55% Shares
Elmind Capital, LP $16,478,033 570,569 0.55% Shares
GEODE CAPITAL MANAGEMENT, LLC $16,157,962 563,489 0.54% Shares
TWO SIGMA ADVISERS, LP $14,991,904 689,600 0.50% Shares
Candriam S.C.A. $14,568,175 504,924 0.49% Shares
UBS Group AG $14,511,218 502,466 0.48% Shares
CenterBook Partners LP $13,079,954 452,907 0.44% Shares
ArrowMark Colorado Holdings LLC $10,477,115 362,781 0.35% Shares
Hudson Bay Capital Management LP $9,819,200 340,000 0.33% Shares
Alyeska Investment Group, L.P. $8,879,849 307,474 0.30% Shares
Empire Life Investments Inc. $8,565,404 296,586 0.29% Shares
NORTHERN TRUST CORP $7,937,842 274,856 0.26% Shares
Resolute Capital Asset Partners LLC $7,533,954 260,871 0.25% Shares
BNP PARIBAS FINANCIAL MARKETS $7,261,847 251,449 0.24% Shares
Burkehill Global Management, LP $7,220,000 250,000 0.24% Shares
AMERIPRISE FINANCIAL INC $7,213,272 249,767 0.24% Shares
Invesco Ltd. $7,159,409 247,902 0.24% Shares
HSBC HOLDINGS PLC $6,820,611 236,204 0.23% Shares
Legal & General Group Plc $6,580,800 227,867 0.22% Shares
Longaeva Partners L.P. $6,190,572 214,355 0.21% Shares
Balyasny Asset Management L.P. $6,093,564 210,996 0.20% Shares
MARSHALL WACE, LLP $5,840,316 202,227 0.19% Shares
BANK OF AMERICA CORP /DE/ $5,649,967 195,636 0.19% Shares
JANE STREET GROUP, LLC $5,227,280 181,000 0.17% Call option
BARCLAYS PLC $5,063,299 175,322 0.17% Shares
DEUTSCHE BANK AG\ $5,024,918 173,993 0.17% Shares
Sumitomo Mitsui Trust Group, Inc. $5,012,442 173,561 0.17% Shares
Polymer Capital Management (HK) LTD $4,771,236 165,209 0.16% Shares
TWO SIGMA INVESTMENTS, LP $4,733,519 163,903 0.16% Shares
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. $4,604,021 159,419 0.15% Shares
CITADEL ADVISORS LLC $4,011,432 138,900 0.13% Put option
Swiss National Bank $3,993,931 138,294 0.13% Shares
VANGUARD ASSET MANAGEMENT, Ltd $3,941,802 136,489 0.13% Shares
NEW YORK STATE COMMON RETIREMENT FUND $3,910,468 135,404 0.13% Shares
Rockefeller Capital Management L.P. $3,894,873 134,864 0.13% Shares
MUTUAL OF AMERICA CAPITAL MANAGEMENT LLC $3,774,732 130,704 0.13% Shares
SUSQUEHANNA INTERNATIONAL GROUP, LLP $3,638,880 126,000 0.12% Call option
CITADEL ADVISORS LLC $3,347,192 115,900 0.11% Call option
Nuveen, LLC $3,324,435 115,112 0.11% Shares
VANGUARD GROUP INC $3,252,717 149,619 0.11% Shares
E Fund Management Co., Ltd. $3,157,364 109,327 0.11% Shares
PRINCIPAL FINANCIAL GROUP INC $3,032,227 104,994 0.10% Shares
Bank of New York Mellon Corp $3,025,600 104,765 0.10% Shares
Mitsubishi UFJ Asset Management Co., Ltd. $2,804,623 97,113 0.09% Shares
Pictet Asset Management Holding SA $2,726,185 94,397 0.09% Shares
XTX Topco Ltd $2,544,501 88,106 0.08% Shares
Monashee Investment Management LLC $2,465,919 85,385 0.08% Shares
NOMURA ASSET MANAGEMENT INTERNATIONAL INC. $2,402,000 83,166 0.08% Shares
WELLINGTON MANAGEMENT GROUP LLP $2,368,593 82,015 0.08% Shares
Quantinno Capital Management LP $2,356,493 81,596 0.08% Shares
Raiffeisen Bank International AG $2,351,200 80,000 0.08% Shares
Creative Planning $2,308,847 79,946 0.08% Shares
ROYAL LONDON ASSET MANAGEMENT LTD $2,166,000 75,000 0.07% Shares
CITIGROUP INC $2,079,360 72,000 0.07% Call option
CITIGROUP INC $2,079,360 72,000 0.07% Put option
VOYA INVESTMENT MANAGEMENT LLC $2,022,091 70,017 0.07% Shares
SUSQUEHANNA INTERNATIONAL GROUP, LLP $1,845,432 63,900 0.06% Put option
Zurcher Kantonalbank (Zurich Cantonalbank) $1,812,104 62,746 0.06% Shares
JANE STREET GROUP, LLC $1,753,016 60,700 0.06% Put option
CITIGROUP INC $1,624,414 56,247 0.05% Shares
Susquehanna Portfolio Strategies, LLC $1,603,793 55,533 0.05% Shares
AVIVA PLC $1,544,676 53,486 0.05% Shares
NLB Skladi, upravljanje premozenja, d.o.o. $1,444,000 50,000 0.05% Shares
FRED ALGER MANAGEMENT, LLC $1,353,201 46,856 0.05% Shares
KLP KAPITALFORVALTNING AS $1,311,152 45,400 0.04% Shares
Caption Management, LLC $1,299,600 45,000 0.04% Call option
Caption Management, LLC $1,299,600 45,000 0.04% Put option
Connor, Clark & Lunn Investment Management Ltd. $1,195,170 41,384 0.04% Shares
Privium Fund Management B.V. $1,022,352 35,400 0.03% Shares
SUSQUEHANNA INTERNATIONAL GROUP, LLP $1,020,850 35,348 0.03% Shares
CITADEL ADVISORS LLC $985,992 34,141 0.03% Shares
STOREBRAND ASSET MANAGEMENT AS $972,101 33,660 0.03% Shares
Rock Springs Capital Management LP $967,480 33,500 0.03% Shares
Bellevue Group AG $954,600 33,054 0.03% Shares
Universal- Beteiligungs- und Servicegesellschaft mbH $937,647 32,467 0.03% Shares
Virtus Investment Advisers, LLC $936,261 32,419 0.03% Shares
ROYAL BANK OF CANADA $929,000 32,184 0.03% Shares
Krane Funds Advisors LLC $909,373 31,488 0.03% Shares
Aberdeen Group plc $883,959 30,608 0.03% Shares
COOKSON PEIRCE & CO INC $866,400 30,000 0.03% Shares
TUDOR INVESTMENT CORP ET AL $839,426 29,066 0.03% Shares
BRITISH COLUMBIA INVESTMENT MANAGEMENT Corp $825,968 28,600 0.03% Shares
E Fund Management (Hong Kong) Co., Ltd. $814,676 28,209 0.03% Shares
GROUP ONE TRADING LLC $771,587 26,717 0.03% Shares
GUGGENHEIM CAPITAL LLC $756,338 26,189 0.03% Shares
Public Sector Pension Investment Board $744,786 25,789 0.02% Shares
BNP PARIBAS ASSET MANAGEMENT Holding S.A. $724,830 25,098 0.02% Shares
Y-Intercept (Hong Kong) Ltd $720,094 24,934 0.02% Shares
Headlands Technologies LLC $692,976 23,995 0.02% Shares
PNC Financial Services Group, Inc. $673,944 23,336 0.02% Shares
SEI INVESTMENTS CO $673,424 23,318 0.02% Shares
TEXAS PERMANENT SCHOOL FUND CORP $670,854 23,229 0.02% Shares
Arrowpoint Investment Partners (Singapore) Pte. Ltd. $625,801 21,669 0.02% Shares
OPPENHEIMER & CO INC $620,516 21,486 0.02% Shares
Resona Asset Management Co.,Ltd. $581,031 20,068 0.02% Shares
LMR Partners LLP $577,600 20,000 0.02% Shares
Allianz Asset Management GmbH $548,720 19,000 0.02% Shares
Engineers Gate Manager LP $542,655 18,790 0.02% Shares
Cinctive Capital Management LP $522,468 18,091 0.02% Shares
Jain Global LLC $518,454 17,952 0.02% Shares
WELLS FARGO & COMPANY/MN $506,728 17,546 0.02% Shares
ENVESTNET ASSET MANAGEMENT INC $468,838 16,234 0.02% Shares
Advisors Asset Management, Inc. $454,431 20,903 0.02% Shares
STIFEL FINANCIAL CORP $443,511 15,357 0.01% Shares
Corient Private Wealth LP $436,003 15,097 0.01% Shares
RHUMBLINE ADVISERS $435,130 15,067 0.01% Shares
Avidity Partners Management LP $433,200 15,000 0.01% Shares
NOMURA HOLDINGS INC $433,200 15,000 0.01% Shares
Yorktown Management & Research Co Inc $411,540 14,250 0.01% Shares
Mitsubishi UFJ Trust & Banking Corp $405,764 14,050 0.01% Shares
China Universal Asset Management Co., Ltd. $387,945 13,433 0.01% Shares
Skopos Labs, Inc. $381,609 21,095 0.01% Shares
Vanguard Investments Australia, Ltd. $379,194 13,130 0.01% Shares
Vontobel Holding Ltd. $364,206 12,611 0.01% Shares
Russell Investments Group, Ltd. $340,443 11,762 0.01% Shares
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM $337,434 11,684 0.01% Shares
NOMURA ASSET MANAGEMENT CO LTD $320,568 11,100 0.01% Shares
Lansforsakringar Fondforvaltning AB (publ) $317,680 11,000 0.01% Shares
Sequoia Financial Advisors, LLC $316,930 10,974 0.01% Shares
Laird Norton Wetherby Trust Company, LLC $309,478 10,716 0.01% Shares
Forefront Analytics, LLC $305,204 10,568 0.01% Shares
MANUFACTURERS LIFE INSURANCE COMPANY, THE $299,226 10,361 0.01% Shares
Diametric Capital, LP $288,800 10,000 0.01% Shares
Eurizon Capital SGR S.p.A. $279,356 9,673 0.01% Shares
DNB Asset Management AS $276,873 9,587 0.01% Shares
Persistent Asset Partners Ltd $276,642 9,579 0.01% Shares
Swiss Life Asset Management Ltd $273,869 9,483 0.01% Shares
NJ State Employees Deferred Compensation Plan $270,663 8,300 0.01% Shares
Caprock Group, LLC $268,006 9,280 0.01% Shares
OMERS ADMINISTRATION Corp $265,696 9,200 0.01% Shares
US BANCORP \DE\ $253,509 8,778 0.01% Shares
Granite Investment Partners, LLC $249,408 8,636 0.01% Shares
Caisse de depot et placement du Quebec $240,166 8,316 0.01% Shares
FIL Ltd $239,906 8,307 0.01% Shares
RAYMOND JAMES FINANCIAL INC $235,978 8,171 0.01% Shares
Avior Wealth Management, LLC $234,881 8,133 0.01% Shares
Police & Firemen's Retirement System of New Jersey $233,553 8,087 0.01% Shares
Rakuten Securities, Inc. $231,184 8,005 0.01% Shares
DANSKE BANK A/S $231,040 8,000 0.01% Shares
Mariner, LLC $226,995 7,860 0.01% Shares
FEDERATED HERMES, INC. $216,600 7,500 0.01% Shares
Mirae Asset Global Investments Co., Ltd. $216,167 7,485 0.01% Shares
FIFTH THIRD BANCORP $211,864 7,336 0.01% Shares
Ballentine Partners, LLC $208,947 7,235 0.01% Shares
Asset Management One Co., Ltd. $191,302 10,575 0.01% Shares
Freestone Grove Partners LP $158,638 5,493 0.01% Shares
Allostery Investments LP $141,960 4,000 0.00% Shares
Fideuram Asset Management (Ireland) dac $126,282 4,626 0.00% Shares
MACQUARIE GROUP LTD $119,996 4,155 0.00% Shares
Korea Investment CORP $103,968 3,600 0.00% Shares
Ensign Peak Advisors, Inc $95,304 3,300 0.00% Shares
PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO $92,416 3,200 0.00% Shares
SIMPLEX TRADING, LLC $83,954 2,907 0.00% Shares
SIGNATUREFD, LLC $77,334 2,678 0.00% Shares
GF FUND MANAGEMENT CO. LTD. $51,637 1,788 0.00% Shares
Federation des caisses Desjardins du Quebec $46,352 1,605 0.00% Shares
Arax Advisory Partners $45,833 1,587 0.00% Shares
OSAIC HOLDINGS, INC. $39,881 1,381 0.00% Shares
Bayforest Capital Ltd $34,569 1,197 0.00% Shares
NATIXIS $33,414 1,157 0.00% Shares
CWM, LLC $32,870 1,817 0.00% Shares
OFI INVEST ASSET MANAGEMENT $31,020 1,228 0.00% Shares
Intesa Sanpaolo Wealth Management $23,537 815 0.00% Shares
Farther Finance Advisors, LLC $23,178 798 0.00% Shares
EverSource Wealth Advisors, LLC $22,556 781 0.00% Shares
Tower Research Capital LLC (TRC) $18,079 626 0.00% Shares
J.Safra Asset Management Corp $17,819 617 0.00% Shares
GAMMA Investing LLC $17,790 616 0.00% Shares
IAG Wealth Partners, LLC $14,440 500 0.00% Shares
HUNTINGTON NATIONAL BANK $13,603 471 0.00% Shares
FTB Advisors, Inc. $12,492 352 0.00% Shares
Allworth Financial LP $11,040 382 0.00% Shares
Parallel Advisors, LLC $9,386 325 0.00% Shares
Clearstead Advisors, LLC $7,192 249 0.00% Shares
Versant Capital Management, Inc $6,106 307 0.00% Shares
iA Global Asset Management Inc. $6,098 211,135 0.00% Shares
FIRST HORIZON CORP $5,834 202 0.00% Shares
Lindbrook Capital, LLC $5,463 161 0.00% Shares
FINANCIAL CONSULATE, INC $4,939 171 0.00% Shares
Aspect Partners, LLC $4,621 160 0.00% Shares
True Wealth Design, LLC $3,148 109 0.00% Shares
SG Americas Securities, LLC $2,791 96,640 0.00% Shares
Pinnacle Wealth Planning Services, Inc. $2,744 95 0.00% Shares
Blue Trust, Inc. $2,397 83 0.00% Shares
Larson Financial Group LLC $1,848 64 0.00% Shares
ELEVATION WEALTH PARTNERS, LLC $1,387 48 0.00% Shares
SHP Wealth Management $1,386 48 0.00% Shares
Bare Financial Services, Inc $1,126 39 0.00% Shares
FIDUCIARY FINANCIAL ADVISORS $982 36 0.00% Shares
GPS Wealth Strategies Group, LLC $978 45 0.00% Shares
ACADIAN ASSET MANAGEMENT LLC $824 28,596 0.00% Shares
Handelsbanken Fonder AB $760 42,000 0.00% Shares
Physician Wealth Advisors, Inc. $491 17 0.00% Shares
Bell Investment Advisors, Inc $405 14 0.00% Shares
NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO $375 13 0.00% Shares
HANTZ FINANCIAL SERVICES, INC. $318 11,009 0.00% Shares
SBI Securities Co., Ltd. $289 10 0.00% Shares
GSA CAPITAL PARTNERS LLP $279 9,656 0.00% Shares
JONES FINANCIAL COMPANIES LLLP $258 9 0.00% Shares
Virtu Financial LLC $255 8,831 0.00% Shares
KBC Group NV $242 8,390 0.00% Shares
Trust Co $199 11 0.00% Shares
DekaBank Deutsche Girozentrale $178 9,862 0.00% Shares
SHELL ASSET MANAGEMENT CO $169 5,171 0.00% Shares
Transamerica Financial Advisors, LLC $28 1 0.00% Shares
Harvest Fund Management Co., Ltd $6 200 0.00% Shares