Form4insider filings, from the source

Company · CIK 0000351998 · SIC 3825 — Instruments For Meas & Testing of Electricity & Elec Signals · Nasdaq

DATA I/O CORP · DAIO

Insider activity reported against this company. All insider holders · On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted

Reported at this company — common stock

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Sep 1, 2026 FForm 4 →Sep 3, 3:05 pm EDTCharles Joseph DiBonaVice President & CFO10,345$2.89$29,84589,655—
Jul 8, 2026 AForm 4 →Jul 10, 6:32 pm EDTGarrett Riley LarsonDirector16,260$3.56$57,80446,832—
Jul 8, 2026 AForm 4 →Jul 10, 6:21 pm EDTEdward J SmithDirector16,260$3.56$57,80479,375—
Jul 8, 2026 AForm 4 →Jul 10, 6:19 pm EDTSally A. WashlowDirector16,260$3.56$57,80488,911—
Jul 8, 2026 AForm 4 →Jul 10, 6:15 pm EDTSteven M WaszakDirector16,260$3.56$57,80424,210—

Reported at this company — derivatives (options, RSUs, warrants)

No reported derivative activity in this period.