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Axcelis

328 hedge funds and large institutions have $2.2B invested in Axcelis in 2025 Q2 according to their latest regulatory filings, with 66 funds opening new positions, 107 increasing their positions, 105 reducing their positions, and 41 closing their positions.

New
Increased
Maintained
Reduced
Closed

more funds holding in top 10

Funds holding in top 10:

more first-time investments, than exits

New positions opened: | Existing positions closed:

more capital invested

Capital invested by funds: $ → $

more funds holding

Funds holding:

1.78% more ownership

Funds ownership: 96.53%98.31% (+1.8%)

8% more call options, than puts

Call options by funds: $32.8M | Put options by funds: $30.4M

2% more repeat investments, than reductions

Existing positions increased: 107 | Existing positions reduced: 105

Holders
328
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
2
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$32.8M
Puts
$30.4M
Net Calls
Net Calls Change

Top Buyers

1 +$62.2M
2 +$36.2M
3 +$23.2M
4
Citadel Advisors
Citadel Advisors
Florida
+$16.2M
5
Citigroup
Citigroup
New York
+$14.1M
Name Holding Trade Value Shares
Change
Change in
Stake
ProShare Advisors
126
ProShare Advisors
Maryland
$1M
Simplex Trading
127
Simplex Trading
Illinois
$998K
Cambridge Investment Research Advisors
128
Cambridge Investment Research Advisors
Iowa
$973K
GAM
129
Gotham Asset Management
New York
$950K
Allianz Asset Management
130
Allianz Asset Management
Germany
$887K
Qube Research & Technologies (QRT)
131
Qube Research & Technologies (QRT)
United Kingdom
$855K
YCM
132
Yousif Capital Management
Michigan
$842K
Comerica Bank
133
Comerica Bank
Texas
$816K
PEAK6
134
PEAK6
Illinois
$810K
IFU
135
iSAM Funds (UK)
United Kingdom
$792K
Russell Investments Group
136
Russell Investments Group
United Kingdom
$792K
KK
137
KLP Kapitalforvaltning
Norway
$774K
Renaissance Technologies
138
Renaissance Technologies
New York
$760K
P
139
&Partners
Tennessee
$758K
TRSOTSOK
140
Teachers Retirement System of the State of Kentucky
Kentucky
$746K
Zurich Cantonal Bank
141
Zurich Cantonal Bank
Switzerland
$735K
N
142
Numerai
California
$731K
SEI Investments
143
SEI Investments
Pennsylvania
$726K
GCP
144
GSA Capital Partners
United Kingdom
$708K
New York State Common Retirement Fund
145
New York State Common Retirement Fund
New York
$707K
Ensign Peak Advisors
146
Ensign Peak Advisors
Utah
$695K
IIM
147
Illumine Investment Management
Washington
$693K
State of Tennessee, Department of Treasury
148
State of Tennessee, Department of Treasury
Tennessee
$692K
MSRPS
149
Maryland State Retirement & Pension System
Maryland
$659K
ASRS
150
Arizona State Retirement System
Arizona
$655K