Insider · CIK 0002085550
Charles Joseph DiBona
Files at DAIO (DATA I/O CORP). First filing -, latest -.
Charles Joseph DiBona files SEC Form 4 as CFO at DAIO (DATA I/O CORP). No open-market trade is on file; the transactions below are grants, exercises and other rows that carry no view on the price.
A track record needs three past buys with six months of prices behind them; Charles Joseph DiBona has 0, so none is measured yet.
Signals
This insider’s open-market buys and sells, scored.
Transactions
Every row this insider has filed, 2 in all, newest first.
| Date | Company | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| Sep 1, 2026 | DAIO DATA I/O CORP | FTax withholding Common Stock | -10,345 | $2.89 | $30k | 89,655 | 40 d ago |
| Sep 1, 2025 | DAIO DATA I/O CORP | AGrant or award Common Stock | +100,000 | $3.15 | $315k | 100,000 | Sep 30, 2025 |
Questions about Charles Joseph DiBona
Answered from the filings on this page, as of the latest one.
Is Charles Joseph DiBona buying or selling?
Charles Joseph DiBona has no open-market buy or sell on SEC Form 4; the filings on record are grants, exercises and other transactions.
How did Charles Joseph DiBona's past buys perform?
Not measured yet. InsiderTell needs three past buys with six months of prices to publish a track record, and Charles Joseph DiBona has 0.
Where does Charles Joseph DiBona file Form 4?
Charles Joseph DiBona has filed Form 4 at DAIO (DATA I/O CORP) as Vice President & CFO. A Form 4 is required of officers, directors and holders of more than 10% of a share class within two business days of a trade.
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.