Acelyrin Inc

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Acelyrin Inc
TickerSLRN
CIK #0001962918
CUSIP00445A100
SectorLife Sciences - Pharmaceutical Preparations
Address4149 Liberty Canyon Rd, Agoura Hills, CA 91301
Source [EDGAR]
CIK Filing 2011 - 2024
[0001962918] 10-K
[0001962918] 10-Q
[0001962918] 3
[0001962918] 4
[0001962918] 8-K
[0001962918] SC 13D
[0001962918] SC 13G
Form 13D/13G Filer Form 13D/13G Subject Filed % Owned
T Rowe Price Investment Management Inc Acelyrin Inc [2024-09-10] 10.5
Integrated Core Strategies US LLC Acelyrin Inc [2024-05-20] 5.1
Integrated Core Strategies US LLC Acelyrin Inc [2024-04-19] 4.93
Ayurmaya Capital Management Company LP Acelyrin Inc [2024-03-28] 0.6
Vanguard Group Inc Acelyrin Inc [2024-02-13] 6.32
FMR LLC Acelyrin Inc [2023-10-13] 0.0
Westlake Biopartners Fund II LP Acelyrin Inc [2023-05-19] 11.0
Citadel Advisors LLC Acelyrin Inc [2023-05-19] 6.1
Ai ACEL LLC Acelyrin Inc [2023-05-19] 5.24
Form 3/4/5 Filer 2011 - 2024
Labrucherie Gil M
ACELYRIN, Inc.
Becker Daniel J.
Cozadd Bruce C
Gosebruch Henry O
Machado Patrick
Svoronos Dawn
Tetrault Lynn A
Seidenberg Beth C
Kim Mina
Gloria Melanie
Pangali Sanam
Mpofu Shephard
Lin Shao-Lee
Oyston Ronald
Peloso Paul
Westlake BioPartners Fund II, L.P.
Harper Sean E
Westlake BioPartners GP II, LLC
Dier Mardi
AyurMaya Capital Management Company, LP
GOEL David E
Colowick Alan
Form 13F Holdings
Firm Period DFND Voting Shares
AyurMaya Capital Management Company, LP [2024-06-30] SOLE 9,334,735.0 9,334,735.0
Citadel Advisors LLC [2024-06-30] DFND 7,427,764.0 7,427,764.0
BlackRock Finance, Inc. [2024-06-30] SOLE 5,176,765.0 5,269,374.0
FMR LLC [2024-06-30] DFND 4,713,133.0 4,714,172.0
Vanguard Group Inc [2024-06-30] SOLE 0.0 4,698,237.0
Millennium Management LLC [2024-06-30] SOLE 4,642,056.0 4,642,056.0
OrbiMed Advisors LLC [2024-06-30] SOLE 4,001,711.0 4,001,711.0
venBio Partners LLC [2024-06-30] SOLE 3,852,470.0 3,852,470.0
T. Rowe Price Investment Management, Inc. [2024-06-30] SOLE 3,330,004.0 3,352,307.0
Blue Owl Capital Holdings LP [2024-06-30] DFND 0.0 2,926,028.0
Tybourne Capital Management HK Ltd [2024-06-30] SOLE 2,906,629.0 2,906,629.0
General Atlantic LP [2024-06-30] SOLE 2,889,668.0 2,889,668.0
JPMorgan Chase & Co [2024-06-30] DFND 2,191,478.0 2,598,303.0
Samsara Biocapital LLC [2024-06-30] SOLE 2,523,022.0 2,523,022.0
Artal Group S.A. [2024-06-30] DFND 2,020,888.0 2,020,888.0
Woodline Partners LP [2024-06-30] SOLE 1,984,810.0 1,984,810.0
Palo Alto Investors LP [2024-06-30] SOLE 1,715,180.0 1,715,180.0
Opaleye Management Inc [2024-06-30] SOLE 1,580,000.0 1,580,000.0
Jacobs Levy Equity Management Inc [2024-06-30] SOLE 1,349,963.0 1,479,856.0
Ikarian Capital LLC [2024-06-30] SOLE 6,505,077.0 1,475,074.0
Adage Capital Partners GP LLC [2024-06-30] SOLE 1,400,000.0 1,400,000.0
Geode Capital Management LLC [2024-06-30] DFND 1,262,983.0 1,262,983.0
Morgan Stanley [2024-06-30] DFND 1,251,783.0 1,252,816.0
State Street Corp [2024-06-30] DFND 1,075,802.0 1,157,002.0
RTW Investments LP [2024-06-30] SOLE 978,310.0 978,310.0
Kynam Capital Management LP [2024-06-30] SOLE 831,310.0 831,310.0
Goldman Sachs Group Inc [2024-06-30] DFND 799,407.0 799,632.0
DAFNA Capital Management LLC [2024-06-30] SOLE 693,609.0 693,609.0
Marshall Wace LLP [2024-06-30] OTR 0.0 603,871.0
Kennedy Capital Management LLC [2024-06-30] SOLE 485,541.0 522,259.0
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