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Institutional Holders of LBRX

There is a long list of 52 institutional holders of LBRX within the last two holding periods in our database of 13F filers, so we've sorted through to present to you just the top 50 institutional holders of LBRX by largest to smallest position reported in the institutional investor's latest 13F filing. In the institutional-holders-of-LBRX table below, the initial column indicates the name of each top institutional holder of LBRX, with a link to that fund's top holdings. The next columns indicate the amount of LBRX stock held by each of the institutional holders of LBRX, followed by the LBRX position size held by the institution, and finally the date of the quarterly 13F filing period the holdings data represents for that institution.

HolderAmountPosition Size
($ in 1000's)
 As of
Deep Track Capital LP3,352,804$52,941 09/30/2025
     LBRX3,352,804$52,941 09/30/2025
RA Capital Management L.P.1,776,958$28,058 09/30/2025
     LBRX1,776,958$28,058 09/30/2025
TCG Crossover Management LLC1,745,016$27,554 09/30/2025
     LBRX1,745,016$27,554 09/30/2025
Commodore Capital LP1,500,000$23,685 09/30/2025
     LBRX1,500,000$23,685 09/30/2025
Logos Global Management LP1,130,000$17,843 09/30/2025
     LBRX1,130,000$17,843 09/30/2025
JPMorgan Chase & Co.1,032,603$16,305 09/30/2025
     LBRX1,032,603$16,305 09/30/2025
BlackRock Inc.975,000$15,395 09/30/2025
     LBRX975,000$15,395 09/30/2025
Balyasny Asset Management LLC968,274$15,289 09/30/2025
     LBRX968,274$15,289 09/30/2025
Vivo Capital LLC800,000$12,632 09/30/2025
     LBRX800,000$12,632 09/30/2025
Jennison Associates LLC739,040$11,669 09/30/2025
     LBRX739,040$11,669 09/30/2025
Alyeska Investment Group L.P.675,000$10,658 09/30/2025
     LBRX675,000$10,658 09/30/2025
Nantahala Capital Management LLC675,000$10,658 09/30/2025
     LBRX675,000$10,658 09/30/2025
Citadel Advisors LLC539,370$8,517 09/30/2025
     LBRX539,370$8,517 09/30/2025
Millennium Management LLC538,169$8,498 09/30/2025
     LBRX538,169$8,498 09/30/2025
Soleus Capital Management L.P.400,000$6,316 09/30/2025
     LBRX400,000$6,316 09/30/2025
FMR LLC369,100$5,828 09/30/2025
     LBRX369,100$5,828 09/30/2025
Wellington Management Group LLP344,657$5,442 09/30/2025
     LBRX344,657$5,442 09/30/2025
Goldman Sachs Group Inc.343,523$5,424 09/30/2025
     LBRX343,523$5,424 09/30/2025
Nan Fung Group Holdings Ltd300,000$4,737 09/30/2025
     LBRX300,000$4,737 09/30/2025
Price T Rowe Associates Inc. MD282,644$4,463 09/30/2025
     LBRX282,644$4,463 09/30/2025
Marshall Wace LLP255,526$4,035 09/30/2025
     LBRX255,526$4,035 09/30/2025
Adage Capital Partners GP L.L.C.200,000$3,158 09/30/2025
     LBRX200,000$3,158 09/30/2025
Baker BROS. Advisors LP200,000$3,158 09/30/2025
     LBRX200,000$3,158 09/30/2025
Integral Health Asset Management LLC100,000$1,579 09/30/2025
     LBRX100,000$1,579 09/30/2025
Ameriprise Financial Inc.77,450$1,223 09/30/2025
     LBRX77,450$1,223 09/30/2025
Silverarc Capital Management LLC70,000$1,105 09/30/2025
     LBRX70,000$1,105 09/30/2025
Boxer Capital Management LLC70,000$1,105 09/30/2025
     LBRX70,000$1,105 09/30/2025
HRT Financial LP58,815$928 09/30/2025
     LBRX58,815$928 09/30/2025
Monashee Investment Management LLC40,000$632 09/30/2025
     LBRX40,000$632 09/30/2025
TD Asset Management Inc.36,780$581 09/30/2025
     LBRX36,780$581 09/30/2025
Point72 DIFC Ltd34,003$537 09/30/2025
     LBRX34,003$537 09/30/2025
Barclays PLC30,839$487 09/30/2025
     LBRX30,839$487 09/30/2025
Jane Street Group LLC30,345$479 09/30/2025
     LBRX30,345$479 09/30/2025
Acuta Capital Partners LLC30,000$474 09/30/2025
     LBRX30,000$474 09/30/2025
Hudson Bay Capital Management LP27,097$428 09/30/2025
     LBRX27,097$428 09/30/2025
Squarepoint Ops LLC20,825$329 09/30/2025
     LBRX20,825$329 09/30/2025
Oxford Asset Management LLP17,763$280 09/30/2025
     LBRX17,763$280 09/30/2025
The Manufacturers Life Insurance Company 17,488$276 09/30/2025
     LBRX17,488$276 09/30/2025
Aristeia Capital LLC15,270$241 09/30/2025
     LBRX15,270$241 09/30/2025
Point72 Asia Singapore Pte. Ltd.14,535$230 09/30/2025
     LBRX14,535$230 09/30/2025
Quantessence Capital LLC14,225$225 09/30/2025
     LBRX14,225$225 09/30/2025
Geode Capital Management LLC13,591$215 09/30/2025
     LBRX13,591$215 09/30/2025
Two Sigma Investments LP13,500$213 09/30/2025
     LBRX13,500$213 09/30/2025
Brevan Howard Capital Management LP13,259$209 09/30/2025
     LBRX13,259$209 09/30/2025
Jefferies Financial Group Inc.13,100$207 09/30/2025
     LBRX13,100$207 09/30/2025
XTX Topco Ltd11,276$178 09/30/2025
     LBRX11,276$178 09/30/2025
Landscape Capital Management L.L.C.10,638$168 09/30/2025
     LBRX10,638$168 09/30/2025
Morgan Stanley9,605$152 09/30/2025
     LBRX9,605$152 09/30/2025
Federated Hermes Inc.9,000$142 09/30/2025
     LBRX9,000$142 09/30/2025
Bank of America Corp DE1,700$27 09/30/2025
     LBRX1,700$27 09/30/2025

See All: Funds Holding LBRX
See Details: Top 10 Hedge Funds Holding LBRX
Also See: LBRX Insider Buying

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