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Data I/O
DAIO

Overview Fund Activity

26 hedge funds and large institutions have $10.6M invested in Data I/O in 2025 Q2 according to their latest regulatory filings, with 3 funds opening new positions, 10 increasing their positions, 6 reducing their positions, and 3 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
26
Holders Change
–
Holders Change %
0%
% of All Funds
0.35%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
3
Increased
10
Reduced
6
Closed
3
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

1
PM
Penbrook Management
New York
$1.74M
2
EIM
Essex Investment Management
Massachusetts
$231K
3
Susquehanna International Group
Susquehanna International Group
Pennsylvania
$69.7K
4
SPIA
Steward Partners Investment Advisory
New York
$64.8K
5
Dimensional Fund Advisors
Dimensional Fund Advisors
Texas
$829K

Top Sellers

1
Acadian Asset Management
Acadian Asset Management
Massachusetts
$408K
2
KA
Kovack Advisors
Florida
$835K
3
SIC
Salem Investment Counselors
North Carolina
$0
4
Renaissance Technologies
Renaissance Technologies
New York
$1.48M
5
CSC
Caldwell Sutter Capital
California
$0
Name Holding Trade Value Shares
Change 		Shares
Change %
SS
26
SBI Securities
Japan
$3 – – –
SIC
27
Salem Investment Counselors
North Carolina
– -$38.7K -15,796 Closed
CSC
28
Caldwell Sutter Capital
California
– -$1.44K -588 Closed
JPMorgan Chase & Co
29
JPMorgan Chase & Co
New York
– -$42 -17 Closed
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