Every Form 4 that Data I/O Corp (DAIO) has filed with the SEC in the last 12 months is listed below, newest first, and each one links through to the document itself with the summary and the scores our analysis gives it.
A Form 4 covers the transactions officers, directors and large holders report, so if you follow DAIO and want that one kind of document rather than the whole filing history, this is the page to keep. The company's other filings, of every form, are on the full DAIO filings page.
DATA I/O CORP (DAIO) reported that Vice President & CFO Charles Joseph DiBona had 10,345 shares of common stock withheld on September 1, 2026 to pay tax liability arising from RSU vesting. The tax-withholding transaction used a fair market value of $2.885 per share and left him holding 89,655 shares directly. No Rule 10b5-1 trading plan is reported, and the disposition reflects tax settlement rather than an open-market sale.
Larson Garrett Riley reported acquisition or exercise transactions in this Form 4 filing.
DATA I/O CORP director Garrett Riley Larson received an equity award of 16,260 shares of Common Stock on July 8, 2026. The award is an RSU grant that vests over the earlier of 1 year or the next Annual Meeting of Shareholders. Following this grant, Larson directly holds 46,832 shares of Common Stock.
SMITH EDWARD J reported acquisition or exercise transactions in this Form 4 filing.
DATA I/O CORP director Edward J. Smith received a grant of 16,260 shares of common stock in the form of restricted stock units at a fair market value of $3.555 per share. The RSUs vest over the earlier of 1 year or the next Annual Meeting of Shareholders. Following this award, Smith holds 79,375 shares of common stock directly.
Washlow Sally A. reported acquisition or exercise transactions in this Form 4 filing.
DATA I/O CORP director RSU award: Director Sally A. Washlow received a grant of 16,260 shares of Common Stock as a restricted stock unit (RSU) award at a fair market value of $3.555 per share. The RSUs vest over the earlier of one year or the next Annual Meeting of Shareholders. Following this grant, she holds 88,911 shares directly.
DATA I/O CORP director Steven M. Waszak received an equity award. On July 8, 2026 he acquired 16,260 shares of common stock as a restricted stock unit grant, using a fair market value price of $3.555 per share. The RSUs vest over the earlier of one year or the next Annual Meeting of Shareholders, bringing his direct holdings to 24,210 shares after the grant.