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ACI Worldwide

377 hedge funds and large institutions have $4.14B invested in ACI Worldwide in 2026 Q1 according to their latest regulatory filings, with 49 funds opening new positions, 154 increasing their positions, 126 reducing their positions, and 67 closing their positions.

New
Increased
Maintained
Reduced
Closed

more funds holding in top 10

Funds holding in top 10:

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

less ownership

Funds ownership:

less funds holding

Funds holding:

15% less capital invested

Capital invested by funds: $4.89B → $4.14B (-$745M)

27% less first-time investments, than exits

New positions opened: 49 | Existing positions closed: 67

57% less call options, than puts

Call options by funds: $262K | Put options by funds: $611K

Holders
377
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
$262K
Puts
$611K
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
EMPI
151
Elo Mutual Pension Insurance
Finland
$1.17M
IIM
152
Ironwood Investment Management
Massachusetts
$1.17M
ASRS
153
Arizona State Retirement System
Arizona
$1.16M
PFSRSONJ
154
Police & Firemen's Retirement System of New Jersey
New Jersey
$1.14M
YCM
155
Yousif Capital Management
Michigan
$1.13M
GCP
156
GSA Capital Partners
United Kingdom
$1.11M
PFPG
157
Pinnacle Financial Partners (Georgia)
Georgia
$1.1M
SAM
158
SEB Asset Management
$1.09M
LCM
159
Legato Capital Management
California
$1.09M
IIM
160
INTECH Investment Management
Florida
$1.07M
EGM
161
Engineers Gate Manager
New York
$1.06M
TI
162
Tidal Investments
Wisconsin
$1.05M
Mariner
163
Mariner
Kansas
$1.05M
COPPSERS
164
Commonwealth of Pennsylvania Public School Employees Retirement System
Pennsylvania
$1.05M
State of Wisconsin Investment Board
165
State of Wisconsin Investment Board
Wisconsin
$1.04M
Balyasny Asset Management
166
Balyasny Asset Management
Illinois
$1.04M
VIA
167
Vanguard Investments Australia
Australia
$1.03M
Boston Partners
168
Boston Partners
Massachusetts
$990K
State of Tennessee, Department of Treasury
169
State of Tennessee, Department of Treasury
Tennessee
$969K
OPERF
170
Oregon Public Employees Retirement Fund
Oregon
$966K
XT
171
XTX Topco
Cayman Islands
$965K
KNW
172
Kesler Norman & Wride
Utah
$960K
KK
173
KLP Kapitalforvaltning
Norway
$931K
IC
174
IEQ Capital
California
$913K
SG Americas Securities
175
SG Americas Securities
New York
$903K