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, Q4 2022
Institutional positions in Data I/O Corp as of Dec 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
- 30
- +2 vs. Q3 2022
- Shares held
- 2.78M
- −421.9K (−13.2%) vs. Q3 2022
- Total value
- $11.1M
- +$2.13M (+23.9%) vs. Q3 2022
- New holders
- 6
- 9 more added
- Sold out
- 4
- 6 more reduced
Compare with Q3 2022: 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, Q4 2022
Shares, value and share of portfolio for each institution holding Data I/O Corp; share changes are against Q3 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Renaissance Technologies LLC | 544,643 | $2.16M | 0.00% | −10,800−1.9% | Reduced |
| Kanen Wealth Management LLC | 392,207 | $1.56M | 0.80% | −230,912−37.1% | Reduced |
| Penbrook Management LLC | 349,750 | $1.39M | 1.18% | −1,000−0.3% | Reduced |
| Kovack Advisors, Inc. | 337,501 | $1.34M | 0.20% | +30,500+9.9% | Added |
| Vanguard Group Inc | 328,956 | $1.31M | 0.00% | +1120.0% | Added |
| Dimensional Fund Advisors LP | 277,900 | $1.10M | 0.00% | +5,553+2.0% | Added |
| Acadian Asset Management LLC | 219,740 | $870.0K | 0.00% | 00.0% | Unchanged |
| Geode Capital Management, LLC | 50,735 | $201.0K | 0.00% | +3,366+7.1% | Added |
| Perritt Capital Management Inc | 44,899 | $178.2K | 0.10% | 00.0% | Unchanged |
| Janney Montgomery Scott LLC | 30,852 | $122.0K | 0.00% | −9,000−22.6% | Reduced |
| BlackRock Inc. | 29,879 | $118.6K | 0.00% | +3,271+12.3% | Added |
| Greenhaven Road Investment Management, L.P. | 20,908 | $111.0K | 0.07% | 00.0% | Unchanged |
| Northern Trust Corp | 22,754 | $90.3K | 0.00% | +125+0.6% | Added |
| Bard Associates Inc | 22,425 | $89.0K | 0.04% | 00.0% | Unchanged |
| State Street Corp | 16,170 | $64.2K | 0.00% | +16,170 | New |
| GWM Advisors LLC | 15,402 | $61.1K | 0.00% | 00.0% | Unchanged |
| James Investment Research Inc | 15,402 | $61.0K | 0.01% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 13,334 | $52.9K | 0.00% | −112−0.8% | Reduced |
| Millennium Management LLC | 10,818 | $43.0K | 0.00% | +10,818 | New |
| Advisor Group Holdings, Inc. | 10,500 | $42.0K | 0.00% | +10,500 | New |
| Cannell Peter B & Co Inc | 10,000 | $39.7K | 0.00% | 00.0% | Unchanged |
| Citadel Advisors LLC | 7,973 | $31.7K | 0.00% | +7,973 | New |
| Tower Research Capital LLC (TRC) | 3,770 | $15.0K | 0.00% | +2,113+127.5% | Added |
| Signaturefd, LLC | 3,456 | $13.7K | 0.00% | +3,456 | New |
| Wells Fargo & Company | 1,354 | $5.38K | 0.00% | +1,301+2,454.7% | Added |
| Morgan Stanley | 1,050 | $4.17K | 0.00% | −250−19.2% | Reduced |
| US Bancorp | 500 | $1.99K | 0.00% | 00.0% | Unchanged |
| UBS Group AG | 250 | $993 | 0.00% | +200+400.0% | Added |
| Bank of America Corp | 16 | $64 | 0.00% | +16 | New |
| Huntington National Bank | 1 | $4 | 0.00% | 00.0% | Unchanged |
| United Capital Financial Advisers, LLC | 0 | $0 | 0.00% | −258,172−100.0% | Sold out |
| Royal Bank of Canada | 0 | $0 | 0.00% | −5,500−100.0% | Sold out |
| JPMorgan Chase & Co | 0 | $0 | 0.00% | −1,573−100.0% | Sold out |
| Coston, McIsaac & Partners | 0 | $0 | 0.00% | −30−100.0% | Sold out |