SLRN

ACELYRIN

Delisted

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

106 hedge funds and large institutions have $183M invested in ACELYRIN in 2025 Q1 according to their latest regulatory filings, with 23 funds opening new positions, 22 increasing their positions, 41 reducing their positions, and 42 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

Call options by funds: $ | Put options by funds: $

more funds holding in top 10

Funds holding in top 10:

less ownership

Funds ownership:

less funds holding

Funds holding:

34% less capital invested

Capital invested by funds: $276M → $183M (-$93.7M)

45% less first-time investments, than exits

New positions opened: 23 | Existing positions closed: 42

46% less repeat investments, than reductions

Existing positions increased: 22 | Existing positions reduced: 41

Holders
106
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
4
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$71K
Puts
$31K
Net Calls
Net Calls Change

Top Buyers

1 +$24.3M
2 +$10.2M
3 +$8.32M
4
Balyasny Asset Management
Balyasny Asset Management
Illinois
+$3.22M
5
CF
Cantor Fitzgerald
New York
+$1.45M

Top Sellers

1 -$20.3M
2 -$11.3M
3 -$9.97M
4
BOCH
Blue Owl Capital Holdings
New York
-$8.74M
5
SL
Siren LLC
Connecticut
-$5.43M
Name Holding Trade Value Shares
Change
Change in
Stake
51
$132K
52
$131K
53
$130K
54
$124K
55
$123K
56
$120K
57
$115K
58
$111K
59
$109K
60
$108K
61
$97K
62
$89.9K
63
$89.6K
64
$89.5K
65
$86K
66
$77.5K
67
$70.9K
68
$67K
69
$61.8K
70
$60.7K
71
$51.3K
72
$50.8K
73
$49.9K
74
$45.7K
75
$41K