SLRN

ACELYRIN
SLRN

Overview Fund Activity
Delisted

SLRN was delisted on the 21st of May, 2025.

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112 hedge funds and large institutions have $384M invested in ACELYRIN in 2024 Q2 according to their latest regulatory filings, with 26 funds opening new positions, 44 increasing their positions, 25 reducing their positions, and 22 closing their positions.

Holders
112
Holders Change
+3
Holders Change %
+2.75%
% of All Funds
1.63%
Holding in Top 10
3
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-40%
% of All Funds
0.04%
New
26
Increased
44
Reduced
25
Closed
22
Calls
$47K
Puts
$58K
Net Calls
-$11K
Net Calls Change
+$1.98M

Top Buyers

1
T. Rowe Price Investment Management
1
T. Rowe Price Investment Management
Maryland
$14.8M
2
WP
2
Woodline Partners
California
$8.75M
3
Jacobs Levy Equity Management
3
Jacobs Levy Equity Management
New Jersey
$6.53M
4
Millennium Management
4
Millennium Management
New York
$20.5M
5
Morgan Stanley
5
Morgan Stanley
New York
$5.52M

Top Sellers

1
Fidelity Investments
1
Fidelity Investments
Massachusetts
$20.8M
2
Franklin Resources
2
Franklin Resources
California
$414K
3
Adage Capital Partners
3
Adage Capital Partners
Massachusetts
$6.17M
4
Vanguard Group
4
Vanguard Group
Pennsylvania
$20.9M
5
VA
5
VR Adviser
New York
$0
Name Market Value Shares Shares
Change 		Shares
Change %
ACMC
1
AyurMaya Capital Management Company
New Hampshire
$41.2M 9,334,735 – –
Citadel Advisors
2
Citadel Advisors
Florida
$32.7M 7,410,564 +381,727 +5%
BlackRock
3
BlackRock
New York
$23.2M 5,269,374 +476,644 +10%
Vanguard Group
4
Vanguard Group
Pennsylvania
$20.9M 4,743,401 -1,494,142 -24%
Fidelity Investments
5
Fidelity Investments
Massachusetts
$20.8M 4,714,172 -2,365,038 -33%
Millennium Management
6
Millennium Management
New York
$20.5M 4,642,056 +628,528 +16%
O
7
OrbiMed
New York
$17.6M 4,001,711 – –
VP
8
venBio Partners
California
$17M 3,852,470 – –
T. Rowe Price Investment Management
9
T. Rowe Price Investment Management
Maryland
$14.8M 3,352,307 +1,232,716 +58%
BOCH
10
Blue Owl Capital Holdings
New York
$12.9M 2,926,028 +100,000 +4%
TCM
11
Tybourne Capital Management
Hong Kong
$12.8M 2,906,629 – –
GA
12
General Atlantic
New York
$12.7M 2,889,668 – –
JPMorgan Chase & Co
13
JPMorgan Chase & Co
New York
$11.5M 2,598,303 +6,499 +0.3%
SB
14
Samsara BioCapital
California
$11.1M 2,523,022 – –
AG
15
Artal Group
Luxembourg
$8.91M 2,020,888 -384,255 -16%
WP
16
Woodline Partners
California
$8.75M 1,984,810 +963,606 +94%
PAI
17
Palo Alto Investors
California
$7.56M 1,715,180 – –
OM
18
Opaleye Management
Massachusetts
$6.97M 1,580,000 – –
Jacobs Levy Equity Management
19
Jacobs Levy Equity Management
New Jersey
$6.53M 1,479,856 +893,110 +152%
IC
20
Ikarian Capital
Texas
$6.51M 1,475,074 -89,266 -6%
Adage Capital Partners
21
Adage Capital Partners
Massachusetts
$6.17M 1,400,000 -1,880,000 -57%
Geode Capital Management
22
Geode Capital Management
Massachusetts
$5.57M 1,262,983 +32,988 +3%
Morgan Stanley
23
Morgan Stanley
New York
$5.52M 1,252,816 +587,153 +88%
State Street
24
State Street
Massachusetts
$5.1M 1,157,002 +28,682 +3%
RI
25
RTW Investments
New York
$4.31M 978,310 – –
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