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Data I/O Corp

DAIO
Exchange
Nasdaq
Industry
Instruments For Meas & Testing of Electricity & Elec Signals
SEC CIK
0000351998

No open-market purchases or sales by Data I/O Corp insiders were filed in the last 90 days; 35 institutions reported holding it in 13F filings for Q2 2026, worth $12.2M in total; no superinvestor holds it.

13F holders, Q1 2021

Institutional positions in Data I/O Corp as of Mar 31, 2021. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
30
No complete 13F data for Q4 2020
Shares held
3.42M
No complete 13F data for Q4 2020
Total value
$18.6M
No complete 13F data for Q4 2020

Holders and value by quarter

Institutions reporting DAIO on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ1 2021: 30 institutions
Q1 2021: 30 institutionsQ2 2021: 30 institutionsQ3 2021: 32 institutionsQ4 2021: 29 institutionsQ1 2022: 29 institutionsQ2 2022: 28 institutionsQ3 2022: 28 institutionsQ4 2022: 30 institutionsQ1 2023: 30 institutionsQ2 2023: 29 institutionsQ3 2023: 29 institutionsQ4 2023: 30 institutionsQ1 2024: 32 institutionsQ2 2024: 32 institutionsQ3 2024: 29 institutionsQ4 2024: 29 institutionsQ1 2025: 26 institutionsQ2 2025: 26 institutionsQ3 2025: 26 institutionsQ4 2025: 27 institutionsQ1 2026: 29 institutionsQ2 2026: 35 institutions
Value heldQ1 2021: $18.6M
Q1 2021: $18.6MQ2 2021: $24.7MQ3 2021: $23.4MQ4 2021: $14.8MQ1 2022: $14.0MQ2 2022: $10.3MQ3 2022: $8.94MQ4 2022: $11.1MQ1 2023: $16.2MQ2 2023: $14.4MQ3 2023: $12.8MQ4 2023: $8.39MQ1 2024: $11.8MQ2 2024: $9.06MQ3 2024: $8.14MQ4 2024: $8.69MQ1 2025: $7.51MQ2 2025: $9.93MQ3 2025: $10.7MQ4 2025: $8.44MQ1 2026: $7.22MQ2 2026: $12.2M
Institutions holding DAIO and their total value by quarter
QuarterHoldersValue
Q2 202635$12.2M
Q1 202629$7.22M
Q4 202527$8.44M
Q3 202526$10.7M
Q2 202526$9.93M
Q1 202526$7.51M
Q4 202429$8.69M
Q3 202429$8.14M
Q2 202432$9.06M
Q1 202432$11.8M
Q4 202330$8.39M
Q3 202329$12.8M
Q2 202329$14.4M
Q1 202330$16.2M
Q4 202230$11.1M
Q3 202228$8.94M
Q2 202228$10.3M
Q1 202229$14.0M
Q4 202129$14.8M
Q3 202132$23.4M
Q2 202130$24.7M
Q1 202130$18.6M

Institutions, Q1 2021

Shares, value and share of portfolio for each institution holding Data I/O Corp.

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.

Institutions holding DAIO in Q1 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Renaissance Technologies LLC652,043$3.53M0.00%––
AIGH Capital Management LLC378,310$2.05M0.71%––
Penbrook Management LLC357,250$1.94M1.39%––
Vanguard Group Inc326,267$1.77M0.00%––
Dimensional Fund Advisors LP322,928$1.75M0.00%––
Kovack Advisors, Inc.301,863$1.64M0.21%––
United Capital Financial Advisers, LLC230,867$1.25M0.01%––
Janney Montgomery Scott LLC196,900$1.07M0.01%––
Acadian Asset Management LLC188,117$1.02M0.00%––
Worth Venture Partners, LLC89,963$488.0K0.24%––
Apis Capital Advisors, LLC83,544$453.0K0.41%––
Perritt Capital Management Inc45,000$244.0K0.13%––
Geode Capital Management, LLC40,438$219.0K0.00%––
Cannell Peter B & Co Inc32,000$173.0K0.01%––
California Public Employees Retirement System26,783$145.0K0.00%––
BlackRock Inc.24,610$133.0K0.00%––
Bard Associates Inc22,425$122.0K0.04%––
Northern Trust Corp22,010$119.0K0.00%––
James Investment Research Inc17,723$96.0K0.01%––
GWM Advisors LLC17,723$96.0K0.00%––
Greenhaven Road Investment Management, L.P.14,471$78.0K0.02%––
Axiom Investment Management LLC10,200$55.0K0.04%––
Cable Hill Partners, LLC10,000$54.0K0.01%––
Royal Bank of Canada7,500$41.0K0.00%––
JPMorgan Chase & Co3,171$17.0K0.00%––
Tower Research Capital LLC (TRC)822$4.00K0.00%––
Advisor Group Holdings, Inc.600$3.00K0.00%––
Bank of America Corp31$00.00%––
Wells Fargo & Company70$00.00%––
UBS Group AG14$00.00%––