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 |
|---|---|---|---|---|---|
| Wells Fargo & Company | 47 | $0 | 0.00% | 00.0% | Unchanged |
| 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 |
| US Bancorp | 500 | $3.00K | 0.00% | +500 | New |
| Tower Research Capital LLC (TRC) | 1,054 | $7.00K | 0.00% | +1,054 | New |
| JPMorgan Chase & Co | 4,573 | $30.0K | 0.00% | +1,590+53.3% | Added |
| Morgan Stanley | 5,297 | $35.0K | 0.00% | −1,099−17.2% | Reduced |
| Royal Bank of Canada | 5,500 | $36.0K | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 5,700 | $37.0K | 0.00% | +2,500+78.1% | Added |
| Axiom Investment Management LLC | 10,200 | $66.0K | 0.07% | 00.0% | Unchanged |
| 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 |
| Greenhaven Road Investment Management, L.P. | 19,140 | $125.0K | 0.02% | +877+4.8% | Added |
| Northern Trust Corp | 22,114 | $144.0K | 0.00% | +72+0.3% | Added |
| Bard Associates Inc | 22,425 | $146.0K | 0.05% | 00.0% | Unchanged |
| Cannell Peter B & Co Inc | 32,000 | $208.0K | 0.01% | 00.0% | Unchanged |
| Zacks Investment Management | 43,550 | $284.0K | 0.00% | +43,550 | New |
| BlackRock Inc. | 44,765 | $292.0K | 0.00% | −2,242−4.8% | Reduced |
| Perritt Capital Management Inc | 45,000 | $294.0K | 0.16% | 00.0% | Unchanged |
| Geode Capital Management, LLC | 46,621 | $303.0K | 0.00% | +4,118+9.7% | Added |
| Janney Montgomery Scott LLC | 71,600 | $468.0K | 0.00% | −56,100−43.9% | Reduced |
| Apis Capital Advisors, LLC | 80,000 | $522.0K | 0.50% | −20,000−20.0% | Reduced |
| Worth Venture Partners, LLC | 99,266 | $648.0K | 0.29% | 00.0% | Unchanged |
| United Capital Financial Advisers, LLC | 189,832 | $1.24M | 0.01% | −26,968−12.4% | Reduced |
| Acadian Asset Management LLC | 219,297 | $1.43M | 0.01% | +24,378+12.5% | Added |
| Kanen Wealth Management LLC | 228,971 | $1.50M | 0.54% | +20,240+9.7% | Added |
| Kovack Advisors, Inc. | 250,302 | $1.63M | 0.18% | −53,313−17.6% | Reduced |
| Dimensional Fund Advisors LP | 303,126 | $1.97M | 0.00% | −15,692−4.9% | Reduced |
| Vanguard Group Inc | 331,391 | $2.16M | 0.00% | 00.0% | Unchanged |
| Penbrook Management LLC | 348,950 | $2.28M | 1.43% | −1,000−0.3% | Reduced |
| AIGH Capital Management LLC | 418,310 | $2.73M | 0.81% | 00.0% | Unchanged |
| Renaissance Technologies LLC | 699,543 | $4.57M | 0.01% | +36,900+5.6% | Added |
| Bank of America Corp | 0 | $0 | 0.00% | −36−100.0% | Sold out |