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.
Q4 2021 vs. Q3 2021
How the institutions holding Data I/O Corp changed between Q3 2021 and Q4 2021.
All holders in Q4 2021All holders in Q3 2021
| Measure | Q3 2021 | Q4 2021 | Change |
|---|---|---|---|
| Holders | 32 | 29 | −3 |
| Shares | 3.58M | 3.22M | −366.6K (−10.2%) |
| Value | $23.4M | $14.8M | −$8.56M (−36.6%) |
New holders (2)
Institutions that held Data I/O Corp at the end of Q4 2021 but not at the end of Q3 2021.
| Institution | Shares | Value | % of portfolio |
|---|---|---|---|
| Citadel Advisors LLC | 10,655 | $49.0K | 0.00% |
| Bank of America Corp | 15 | $0 | 0.00% |
Sold out (5)
Institutions that held Data I/O Corp at the end of Q3 2021 and filed for Q4 2021 without it.
| Institution | Shares, Q3 2021 | Value, Q3 2021 |
|---|---|---|
| AIGH Capital Management LLC | 418,310 | $2.73M |
| Worth Venture Partners, LLC | 99,266 | $648.0K |
| Apis Capital Advisors, LLC | 80,000 | $522.0K |
| Zacks Investment Management | 43,550 | $284.0K |
| O'Shaughnessy Asset Management, LLC | 90 | $1.00K |