DATA I O CORP's ticker is DAIO and the CUSIP is 237690102. A total of 32 filers reported holding DATA I O CORP in Q4 2021. The put-call ratio across all filers is - and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $36,195 | -18.9% | 9,500 | -8.7% | 0.00% | – |
| Q2 2023 | $44,616 | -12.0% | 10,400 | +2.0% | 0.00% | – |
| Q1 2023 | $50,694 | +20.7% | 10,200 | -2.9% | 0.00% | – |
| Q4 2022 | $42,000 | +4100.0% | 10,500 | +3400.0% | 0.00% | – |
| Q1 2022 | $1,000 | -92.3% | 300 | -89.7% | 0.00% | – |
| Q4 2021 | $13,000 | -64.9% | 2,900 | -49.1% | 0.00% | – |
| Q3 2021 | $37,000 | +68.2% | 5,700 | +78.1% | 0.00% | – |
| Q2 2021 | $22,000 | +633.3% | 3,200 | +433.3% | 0.00% | – |
| Q1 2021 | $3,000 | +50.0% | 600 | 0.0% | 0.00% | – |
| Q4 2020 | $2,000 | – | 600 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Penbrook Management LLC | 479,390 | $1,208,000 | 1.24% |
| PERRITT CAPITAL MANAGEMENT INC | 180,888 | $456,000 | 0.10% |
| Renaissance Technologies | 298,200 | $751,000 | 0.00% |
| Bank of New York Mellon Corp | 20,390 | $51,000 | 0.00% |
| Tower Research Capital LLC (TRC) | 368 | $1,000 | 0.00% |
| ROYAL BANK OF CANADA | 21,050 | $53,000 | 0.00% |
| BlackRock Fund Advisors | 969 | $2,000 | 0.00% |
| VANGUARD GROUP INC | 261,353 | $658,000 | 0.00% |
| UBS Group AG | 2,263 | $6,000 | 0.00% |
| DIMENSIONAL FUND ADVISORS LP | 300,492 | $757,000 | 0.00% |