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Arcellx
ACLX

Overview Fund Activity

195 hedge funds and large institutions have $4.04B invested in Arcellx in 2025 Q1 according to their latest regulatory filings, with 25 funds opening new positions, 74 increasing their positions, 68 reducing their positions, and 39 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
195
Holders Change
-15
Holders Change %
-7.14%
% of All Funds
2.65%
Holding in Top 10
14
Holding in Top 10 Change
+2
Holding in Top 10 Change %
+16.67%
% of All Funds
0.19%
New
25
Increased
74
Reduced
68
Closed
39
Calls
$51.8M
Puts
$19.6M
Net Calls
+$32.2M
Net Calls Change
+$29.7M

Top Buyers

1
VPC
1
Vestal Point Capital
New York
$157M
2
T. Rowe Price Investment Management
2
T. Rowe Price Investment Management
Maryland
$109M
3
Citadel Advisors
3
Citadel Advisors
Florida
$47.6M
4
Vanguard Group
4
Vanguard Group
Pennsylvania
$261M
5
JPMorgan Chase & Co
5
JPMorgan Chase & Co
New York
$44.8M

Top Sellers

1
Fidelity Investments
1
Fidelity Investments
Massachusetts
$414M
2
PA
2
Perceptive Advisors
New York
$192M
3
Lord, Abbett & Co
3
Lord, Abbett & Co
New Jersey
$43.6M
4
T. Rowe Price Associates
4
T. Rowe Price Associates
Maryland
$121M
5
CAM
5
Cormorant Asset Management
Massachusetts
$68.9M
Name Holding Trade Value Shares
Change 		Shares
Change %
Two Sigma Investments
126
Two Sigma Investments
New York
$453K – – –
KK
127
KLP Kapitalforvaltning
Norway
$433K – – –
Pictet Asset Management
128
Pictet Asset Management
Switzerland
$360K +$35.6K +542 +11%
EFM
129
E Fund Management
China
$359K +$27.5K +419 +8%
Lazard Asset Management
130
Lazard Asset Management
New York
$341K +$340K +5,202 +57,800%
HSBC Holdings
131
HSBC Holdings
United Kingdom
$311K -$80.1K -1,309 -21%
AIP
132
Ameritas Investment Partners
Nebraska
$286K – – –
FCM
133
Farallon Capital Management
California
$262K – – –
NICM
134
Neo Ivy Capital Management
New York
$259K +$259K +3,948 New
EC
135
EntryPoint Capital
New York
$248K +$248K +3,774 New
SS
136
SBI Securities
Japan
$236K -$34.6K -527 -13%
Principal Financial Group
137
Principal Financial Group
Iowa
$229K -$12.1K -184 -5%
SP
138
SIH Partners
Delaware
$227K +$227K +3,461 New
IWC
139
Integrated Wealth Concepts
Massachusetts
$222K -$2.62K -40 -1%
Mercer Global Advisors
140
Mercer Global Advisors
Colorado
$217K -$20.8K -317 -9%
Prudential Financial
141
Prudential Financial
New Jersey
$215K +$10.8K +165 +5%
X
142
Xponance
Pennsylvania
$215K +$12.5K +190 +6%
Public Employees Retirement Association of Colorado
143
Public Employees Retirement Association of Colorado
Colorado
$211K – – –
VPIM
144
Vanguard Personalized Indexing Management
California
$210K +$25.6K +391 +14%
BG
145
Bellevue Group
Switzerland
$197K – – –
TRCT
146
Tower Research Capital (TRC)
New York
$197K -$327K -4,988 -62%
QL
147
Quarry LP
New York
$190K +$190K +2,900 New
C
148
Covestor
United Kingdom
$140K +$45.1K +689 +48%
VIA
149
Virtus Investment Advisers
Connecticut
$129K +$129K +1,968 New
Mirae Asset Global Investments
150
Mirae Asset Global Investments
South Korea
$125K +$2.52K +37 +2%
4 5
6
7 8