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Arcellx

218 hedge funds and large institutions have $4.34B invested in Arcellx in 2025 Q4 according to their latest regulatory filings, with 42 funds opening new positions, 72 increasing their positions, 70 reducing their positions, and 30 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more call options, than puts

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

more funds holding

Funds holding:

more ownership

Funds ownership:

3% more repeat investments, than reductions

Existing positions increased: 72 | Existing positions reduced: 70

16% less capital invested

Capital invested by funds: $5.18B → $4.34B (-$832M)

36% less funds holding in top 10

Funds holding in top 10: 117 (-4)

Holders
218
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
7
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$21.8M
Puts
$16.4M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
AQR Capital Management
126
AQR Capital Management
Connecticut
$519K
AL
127
Aspiriant LLC
California
$516K
ASRS
128
Arizona State Retirement System
Arizona
$496K
HT
129
Headlands Technologies
Illinois
$477K
Creative Planning
130
Creative Planning
Kansas
$477K
Susquehanna International Group
131
Susquehanna International Group
Pennsylvania
$473K
TC
132
TwinBeech Capital
New York
$453K
Allianz Asset Management
133
Allianz Asset Management
Germany
$404K
KK
134
KLP Kapitalforvaltning
Norway
$385K
BPC
135
Banque Pictet & Cie
Switzerland
$333K
AAM
136
Advisors Asset Management
Colorado
$304K
MGWM
137
Marks Group Wealth Management
Minnesota
$295K
Teacher Retirement System of Texas
138
Teacher Retirement System of Texas
Texas
$270K
Mercer Global Advisors
139
Mercer Global Advisors
Colorado
$268K
FCM
140
Farallon Capital Management
California
$261K
VRS
141
Virginia Retirement Systems
Virginia
$261K
Universal-Beteiligungs- und Servicegesellschaft
142
Universal-Beteiligungs- und Servicegesellschaft
Germany
$258K
QCM
143
Quantinno Capital Management
New York
$252K
A
144
AlphaQuest
New York
$247K
HCA
145
Harbour Capital Advisors
Virginia
$242K
VIA
146
Virtus Investment Advisers
Connecticut
$241K
BNP Paribas Financial Markets
147
BNP Paribas Financial Markets
France
$235K
VPIM
148
Vanguard Personalized Indexing Management
California
$230K
SS
149
SBI Securities
Japan
$229K
Simplex Trading
150
Simplex Trading
Illinois
$223K