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Arcellx

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

more call options, than puts

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

more funds holding in top 10

Funds holding in top 10:

more ownership

Funds ownership:

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

7% less funds holding

Funds holding: 210195 (-15)

11% less capital invested

Capital invested by funds: $4.54B → $4.04B (-$495M)

36% less first-time investments, than exits

New positions opened: 25 | Existing positions closed: 39

Holders
195
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
14
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$51.8M
Puts
$19.6M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
DFCM
51
Dark Forest Capital Management
Puerto Rico
$4.66M
CS
52
Candriam SCA
Luxembourg
$4.63M
Renaissance Technologies
53
Renaissance Technologies
New York
$4.46M
PC
54
Pier Capital
Connecticut
$4.46M
PHP
55
Parkman Healthcare Partners
Connecticut
$4.42M
First Trust Advisors
56
First Trust Advisors
Illinois
$4.41M
CM
57
Caption Management
Oklahoma
$4.4M
RhumbLine Advisers
58
RhumbLine Advisers
Massachusetts
$4.18M
Swiss National Bank
59
Swiss National Bank
Switzerland
$4.13M
Susquehanna International Group
60
Susquehanna International Group
Pennsylvania
$4.04M
Rafferty Asset Management
61
Rafferty Asset Management
New York
$3.84M
Ameriprise
62
Ameriprise
Minnesota
$3.64M
American Century Companies
63
American Century Companies
Missouri
$3.56M
AllianceBernstein
64
AllianceBernstein
Tennessee
$3.36M
Millennium Management
65
Millennium Management
New York
$3.35M
DC
66
Decheng Capital
California
$3.28M
HS
67
HighVista Strategies
Massachusetts
$3.12M
Federated Hermes
68
Federated Hermes
Pennsylvania
$3.03M
EDRH
69
Edmond de Rothschild Holding
Switzerland
$2.98M
RAM
70
Readystate Asset Management
Illinois
$2.96M
GPP
71
Great Point Partners
Connecticut
$2.95M
BNP Paribas Financial Markets
72
BNP Paribas Financial Markets
France
$2.91M
HP
73
HealthInvest Partners
Sweden
$2.9M
AI
74
Allostery Investments
Connecticut
$2.89M
RPAM
75
Rhenman & Partners Asset Management
Sweden
$2.85M