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, Q3 2021
Institutional positions in Data I/O Corp as of Sep 30, 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
- 32
- +2 vs. Q2 2021
- Shares held
- 3.58M
- −41.7K (−1.2%) vs. Q2 2021
- Total value
- $23.4M
- −$1.27M (−5.2%) vs. Q2 2021
- New holders
- 3
- 8 more added
- Sold out
- 1
- 9 more reduced
Compare with Q2 2021: new holders, sold out and not filed yet
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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 35 | $12.2M |
| Q1 2026 | 29 | $7.22M |
| Q4 2025 | 27 | $8.44M |
| Q3 2025 | 26 | $10.7M |
| Q2 2025 | 26 | $9.93M |
| Q1 2025 | 26 | $7.51M |
| Q4 2024 | 29 | $8.69M |
| Q3 2024 | 29 | $8.14M |
| Q2 2024 | 32 | $9.06M |
| Q1 2024 | 32 | $11.8M |
| Q4 2023 | 30 | $8.39M |
| Q3 2023 | 29 | $12.8M |
| Q2 2023 | 29 | $14.4M |
| Q1 2023 | 30 | $16.2M |
| Q4 2022 | 30 | $11.1M |
| Q3 2022 | 28 | $8.94M |
| Q2 2022 | 28 | $10.3M |
| Q1 2022 | 29 | $14.0M |
| Q4 2021 | 29 | $14.8M |
| Q3 2021 | 32 | $23.4M |
| Q2 2021 | 30 | $24.7M |
| Q1 2021 | 30 | $18.6M |
Institutions, Q3 2021
Shares, value and share of portfolio for each institution holding Data I/O Corp; share changes are against Q2 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Renaissance Technologies LLC | 699,543 | $4.57M | 0.01% | +36,900+5.6% | Added |
| AIGH Capital Management LLC | 418,310 | $2.73M | 0.81% | 00.0% | Unchanged |
| Penbrook Management LLC | 348,950 | $2.28M | 1.43% | −1,000−0.3% | Reduced |
| Vanguard Group Inc | 331,391 | $2.16M | 0.00% | 00.0% | Unchanged |
| Dimensional Fund Advisors LP | 303,126 | $1.97M | 0.00% | −15,692−4.9% | Reduced |
| Kovack Advisors, Inc. | 250,302 | $1.63M | 0.18% | −53,313−17.6% | Reduced |
| Kanen Wealth Management LLC | 228,971 | $1.50M | 0.54% | +20,240+9.7% | Added |
| Acadian Asset Management LLC | 219,297 | $1.43M | 0.01% | +24,378+12.5% | Added |
| United Capital Financial Advisers, LLC | 189,832 | $1.24M | 0.01% | −26,968−12.4% | Reduced |
| Worth Venture Partners, LLC | 99,266 | $648.0K | 0.29% | 00.0% | Unchanged |
| Apis Capital Advisors, LLC | 80,000 | $522.0K | 0.50% | −20,000−20.0% | Reduced |
| Janney Montgomery Scott LLC | 71,600 | $468.0K | 0.00% | −56,100−43.9% | Reduced |
| Geode Capital Management, LLC | 46,621 | $303.0K | 0.00% | +4,118+9.7% | Added |
| Perritt Capital Management Inc | 45,000 | $294.0K | 0.16% | 00.0% | Unchanged |
| BlackRock Inc. | 44,765 | $292.0K | 0.00% | −2,242−4.8% | Reduced |
| Zacks Investment Management | 43,550 | $284.0K | 0.00% | +43,550 | New |
| Cannell Peter B & Co Inc | 32,000 | $208.0K | 0.01% | 00.0% | Unchanged |
| Bard Associates Inc | 22,425 | $146.0K | 0.05% | 00.0% | Unchanged |
| Northern Trust Corp | 22,114 | $144.0K | 0.00% | +72+0.3% | Added |
| Greenhaven Road Investment Management, L.P. | 19,140 | $125.0K | 0.02% | +877+4.8% | Added |
| GWM Advisors LLC | 16,721 | $109.0K | 0.00% | 00.0% | Unchanged |
| James Investment Research Inc | 16,721 | $109.0K | 0.01% | 00.0% | Unchanged |
| Axiom Investment Management LLC | 10,200 | $66.0K | 0.07% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 5,700 | $37.0K | 0.00% | +2,500+78.1% | Added |
| Royal Bank of Canada | 5,500 | $36.0K | 0.00% | 00.0% | Unchanged |
| Morgan Stanley | 5,297 | $35.0K | 0.00% | −1,099−17.2% | Reduced |
| JPMorgan Chase & Co | 4,573 | $30.0K | 0.00% | +1,590+53.3% | Added |
| Tower Research Capital LLC (TRC) | 1,054 | $7.00K | 0.00% | +1,054 | New |
| US Bancorp | 500 | $3.00K | 0.00% | +500 | New |
| UBS Group AG | 180 | $1.00K | 0.00% | −1,014−84.9% | Reduced |
| O'Shaughnessy Asset Management, LLC | 90 | $1.00K | 0.00% | 00.0% | Unchanged |
| Wells Fargo & Company | 47 | $0 | 0.00% | 00.0% | Unchanged |
| Bank of America Corp | 0 | $0 | 0.00% | −36−100.0% | Sold out |