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 2022
Institutional positions in Data I/O Corp as of Mar 31, 2022. 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
- 29
- 0 vs. Q4 2021
- Shares held
- 3.31M
- +91.0K (+2.8%) vs. Q4 2021
- Total value
- $14.0M
- −$774.0K (−5.2%) vs. Q4 2021
- New holders
- 3
- 3 more added
- Sold out
- 3
- 13 more reduced
Compare with Q4 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, Q1 2022
Shares, value and share of portfolio for each institution holding Data I/O Corp; share changes are against Q4 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| UBS Group AG | 46 | $0 | 0.00% | −2,817−98.4% | Reduced |
| Wells Fargo & Company | 47 | $0 | 0.00% | 00.0% | Unchanged |
| Huntington National Bank | 1 | $0 | 0.00% | +1 | New |
| Simplex Trading, LLC | 100 | $0 | 0.00% | +100 | New |
| Advisor Group Holdings, Inc. | 300 | $1.00K | 0.00% | −2,600−89.7% | Reduced |
| Tower Research Capital LLC (TRC) | 431 | $2.00K | 0.00% | −834−65.9% | Reduced |
| US Bancorp | 500 | $2.00K | 0.00% | 00.0% | Unchanged |
| Morgan Stanley | 3,771 | $16.0K | 0.00% | −1,857−33.0% | Reduced |
| Royal Bank of Canada | 5,500 | $23.0K | 0.00% | −1,000−15.4% | Reduced |
| JPMorgan Chase & Co | 7,261 | $31.0K | 0.00% | −3,205−30.6% | Reduced |
| Cannell Peter B & Co Inc | 10,000 | $43.0K | 0.00% | 00.0% | Unchanged |
| James Investment Research Inc | 15,752 | $66.0K | 0.01% | 00.0% | Unchanged |
| GWM Advisors LLC | 15,752 | $67.0K | 0.00% | 00.0% | Unchanged |
| Greenhaven Road Investment Management, L.P. | 20,022 | $85.0K | 0.03% | +706+3.7% | Added |
| Northern Trust Corp | 21,737 | $92.0K | 0.00% | −294−1.3% | Reduced |
| Bard Associates Inc | 22,425 | $95.0K | 0.03% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 24,943 | $106.0K | 0.00% | +24,943 | New |
| Janney Montgomery Scott LLC | 36,352 | $154.0K | 0.00% | −7,500−17.1% | Reduced |
| Perritt Capital Management Inc | 45,000 | $191.0K | 0.10% | 00.0% | Unchanged |
| BlackRock Inc. | 45,231 | $192.0K | 0.00% | −810−1.8% | Reduced |
| Geode Capital Management, LLC | 47,068 | $200.0K | 0.00% | +447+1.0% | Added |
| United Capital Financial Advisers, LLC | 171,364 | $728.0K | 0.00% | 00.0% | Unchanged |
| Acadian Asset Management LLC | 225,858 | $959.0K | 0.00% | 00.0% | Unchanged |
| Dimensional Fund Advisors LP | 269,963 | $1.15M | 0.00% | −14,769−5.2% | Reduced |
| Kovack Advisors, Inc. | 270,584 | $1.15M | 0.12% | −4,218−1.5% | Reduced |
| Vanguard Group Inc | 328,844 | $1.40M | 0.00% | −2,095−0.6% | Reduced |
| Penbrook Management LLC | 350,950 | $1.49M | 0.97% | 00.0% | Unchanged |
| Renaissance Technologies LLC | 581,528 | $2.47M | 0.00% | −64,715−10.0% | Reduced |
| Kanen Wealth Management LLC | 785,846 | $3.34M | 0.60% | +192,385+32.4% | Added |
| Citadel Advisors LLC | 0 | $0 | 0.00% | −10,655−100.0% | Sold out |
| Axiom Investment Management LLC | 0 | $0 | 0.00% | −10,200−100.0% | Sold out |
| Bank of America Corp | 0 | $0 | 0.00% | −15−100.0% | Sold out |