SLRN

ACELYRIN
SLRN

Overview Fund Activity
Delisted

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

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122 hedge funds and large institutions have $430M invested in ACELYRIN in 2024 Q3 according to their latest regulatory filings, with 22 funds opening new positions, 44 increasing their positions, 35 reducing their positions, and 11 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
122
Holders Change
+10
Holders Change %
+8.93%
% of All Funds
1.76%
Holding in Top 10
3
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.04%
New
22
Increased
44
Reduced
35
Closed
11
Calls
$154K
Puts
$272K
Net Calls
-$118K
Net Calls Change
-$107K

Top Buyers

1
T. Rowe Price Investment Management
T. Rowe Price Investment Management
Maryland
$51.4M
2
SC
Stempoint Capital
New York
$6.5M
3
Millennium Management
Millennium Management
New York
$27.1M
4
BlackRock
BlackRock
New York
$29.5M
5
Morgan Stanley
Morgan Stanley
New York
$8.81M

Top Sellers

1
Fidelity Investments
Fidelity Investments
Massachusetts
$580K
2
AG
Artal Group
Luxembourg
$0
3
JPMorgan Chase & Co
JPMorgan Chase & Co
New York
$4.19M
4
WP
Woodline Partners
California
$1.76M
5
Citadel Advisors
Citadel Advisors
Florida
$32.2M
Name Holding Trade Value Shares
Change 		Shares
Change %
Northern Trust
26
Northern Trust
Illinois
$2.99M +$510K +103,469 +21%
DCM
27
DAFNA Capital Management
California
$2.97M -$447K -90,715 -13%
Marshall Wace
28
Marshall Wace
United Kingdom
$2.82M -$157K -31,823 -5%
Adage Capital Partners
29
Adage Capital Partners
Massachusetts
$2.69M -$4.21M -854,524 -61%
Renaissance Technologies
30
Renaissance Technologies
New York
$2.64M +$676K +137,200 +35%
Goldman Sachs
31
Goldman Sachs
New York
$2.57M -$1.37M -277,710 -35%
KCM
32
Kennedy Capital Management
Missouri
$2.23M -$343K -69,489 -13%
ACP
33
Acuta Capital Partners
California
$1.79M +$1.79M +364,000 New
WP
34
Woodline Partners
California
$1.76M -$8.02M -1,627,716 -82%
Point72 Asset Management
35
Point72 Asset Management
Connecticut
$1.23M +$1.05M +212,758 +567%
Ameriprise
36
Ameriprise
Minnesota
$1.17M -$104K -21,133 -8%
Nuveen Asset Management
37
Nuveen Asset Management
Illinois
$997K +$53.2K +10,782 +6%
Hudson Bay Capital Management
38
Hudson Bay Capital Management
Connecticut
$986K +$986K +200,000 New
Acadian Asset Management
39
Acadian Asset Management
Massachusetts
$948K +$288K +58,533 +44%
Bank of America
40
Bank of America
North Carolina
$881K +$609K +123,536 +224%
Bank of New York Mellon
41
Bank of New York Mellon
New York
$869K -$233K -47,180 -21%
TD Asset Management
42
TD Asset Management
Ontario, Canada
$860K +$860K +174,380 New
UOC
43
UBS O'Connor
Illinois
$807K +$406K +82,312 +101%
Bank of Montreal
44
Bank of Montreal
Ontario, Canada
$733K +$733K +148,635 New
Franklin Resources
45
Franklin Resources
California
$716K +$193K +34,642 +37%
Los Angeles Capital Management
46
Los Angeles Capital Management
California
$703K -$71K -14,400 -9%
William Blair & Company
47
William Blair & Company
Illinois
$683K – – –
Fidelity Investments
48
Fidelity Investments
Massachusetts
$580K -$22.7M -4,596,424 -98%
Verition Fund Management
49
Verition Fund Management
Connecticut
$543K +$193K +39,100 +55%
RhumbLine Advisers
50
RhumbLine Advisers
Massachusetts
$524K -$9.88K -2,003 -2%
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