DATA I/O CORP
DAIO · Instruments for Measuring and Testing of Electricity and Electrical Signals
Latest available SEC filing: 4 ·
Latest disclosures
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Red Oak Partners, LLC: Form 4
Insider disclosure · Filed · Report period 20 Oct 2026
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Form 3
SEC filing · Filed
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Form 4
SEC filing · Filed
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Form 4
SEC filing · Filed
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Latest financial period: Q2 2026
Financial facts · Filed
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Form 10-Q
SEC filing · Filed
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Form 4
SEC filing · Filed
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Form 4
SEC filing · Filed
Institutional holders by security
Choose a share class to see reported 13F positions and quarterly changes. Different securities have separate holder histories.
- DAIO · 237690102 - Common Stock
Company details and SEC sources
CIK 0000351998 · SEC filing index. Filing dates describe disclosures, not live market data.
- Listed symbols
- DAIO on Nasdaq
- SEC industry group
- Instruments for Measuring and Testing of Electricity and Electrical Signals (Industrial Applications and Services)
- Business address
- 6645 185 Th Ave Ne, Suite 100, Redmond, WA, 98052
- Incorporated in
- WA
- Fiscal year end
- 11 December
At a glance
Names, identifiers, and filing context for this profile.
2 identity fields