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Form SCHEDULE 13G DATA I/O CORP Filed by: Red Oak Partners, LLC

October 27, 2026 4:31 PM





Check the appropriate box to designate the rule pursuant to which this Schedule is filed:
Rule 13d-1(b)
Rule 13d-1(c)
Rule 13d-1(d)




schemaVersion:


SCHEDULE 13G





SCHEDULE 13G





SCHEDULE 13G





SCHEDULE 13G





SCHEDULE 13G



Red Oak Partners, LLC
Signature:/s/ David Sandberg
Name/Title:Managing Member
Date:10/27/2026
The Red Oak Fund, LP
Signature:/s/ David Sandberg
Name/Title:Managing Member
Date:10/27/2026
The Red Oak Long Fund, LP
Signature:/s/ David Sandberg
Name/Title:Managing Member
Date:10/27/2026
David Sandberg
Signature:/s/ David Sandberg
Name/Title:Individual
Date:10/27/2026

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