DATA I O CORP's ticker is DAIO and the CUSIP is 237690102. A total of 42 filers reported holding DATA I O CORP in Q1 2019. The put-call ratio across all filers is - and the average weighting 0.1%.
Quarter-by-quarter ownership
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% |