DATA I/O CORP (DAIO)
Data as of , from SEC Form 4 filings.
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Start 7-day demoLatest DAIO insider trades
- Edward J. SmithOpen-market purchase$12K
- Charles Joseph Dibona - OfficerTax withholding / forfeiture$30K
Garrett Riley LarsonGrant or award
About DATA I/O CORP (DAIO)
The SEC lists DATA I/O CORP under CIK 0000351998, in instruments for meas and testing of electricity and elec signals. It is grouped with Information Technology companies on this site. It filed a registration statement with the SEC on 31 July 2026 and has not yet priced an offering.
DAIO Form 4 activity by transaction type, last 90 days
| Form 4 transaction type | Transactions | Shares | Total value |
|---|---|---|---|
| Tax withholding / forfeiture | 1 | 10,345 |
Dollar totals cover purchases and sales only (codes P and S). Grants, option exercises, gifts and tax withholding are counted in shares, because none of them is a trade at a market price.
DAIO insider transactions (Form 4)
99 Form 4 filings on record, the earliest from May 8, 2025, newest first.
| Date | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Charles Joseph Dibona - Officer | Tax withholding / forfeiture | Common Stock | 10,345 footnote F1 | $2.89 footnote F2 | $30K | |
| ||||||
| Garrett Riley Larson | Grant or award | Common Stock | 16,260 footnote F1 | $3.56 footnote F2 | $58K | |
| ||||||
| Edward J. Smith | Grant or award | Common Stock | 16,260 footnote F1 | $3.56 footnote F2 | $58K | |
| ||||||
| Sally A. Washlow | Grant or award | Common Stock | 16,260 footnote F1 | $3.56 footnote F2 | $58K | |
| ||||||
| Steven M. Waszak | Grant or award | Common Stock | 16,260 footnote F1 | $3.56 footnote F2 | $58K | |
| ||||||
| Steven M. Waszak | Grant or award | Common Stock | 7,950 footnote F1 | $2.79 footnote F2 | $22K | |
| ||||||
| Charles Joseph Dibona - Officer | Grant or award | Common Stock | 100,000 | $3.15 | $315K | |
| Edward J. Smith | Grant or award | Common Stock | 20,300 | $2.48 | $50K | |
| Edward J. Smith | Open-market purchase | Common Stock | 5,000 | $2.46 | $12K | |
DAIO insider trading FAQ
What is the latest insider trade for DAIO?
DATA I/O CORP (DAIO) had 1 insider filing in the last 90 days, with the most recent on 2026-09-03. The full record for DAIO runs to 9 Form 4 filings, the earliest from 2025-05-08. InsiderAlpha adds new Form 4, Form 144 and 8-K filings as they arrive from SEC EDGAR.
How many insiders are buying DAIO stock?
No insider purchases of DAIO were filed in the last 90 days. 1 purchase is on record for this company.
How many insiders are selling DAIO stock?
No insider sales of DAIO were filed in the last 90 days.
Where can I see DAIO SEC filings (Form 4, 10-K, 10-Q, 8-K)?
This page collects DAIO Form 4 insider transactions, Form 144 sale notices and 8-K filings in one place. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
More Information Technology companies with insider activity
Recent insider filings
9The EDGAR links open each original Form 4, so you can check any number on this page against the filing it came from.
- - Charles Joseph Dibona view on EDGAR
- - Garrett Riley Larson view on EDGAR
- - Edward J. Smith view on EDGAR
- - Sally A. Washlow view on EDGAR
- - Steven M. Waszak view on EDGAR
- - Steven M. Waszak view on EDGAR
- - Charles Joseph Dibona view on EDGAR
- - Edward J. Smith view on EDGAR
- - Edward J. Smith view on EDGAR
Related companies with recent insider activity
Learn more
- What the Form 4 transaction codes mean
- Grants, option exercises, gifts and tax withholding are not trades on the market. The codes say which is which.
- Insider activity in Information Technology
- Where DAIO's peers are being bought and sold.
- Every recent Form 4
- The market-wide feed, updated as filings arrive from SEC EDGAR.
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- Every DAIO Form 4 filing on record
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- The daily trading plan of ranked insider buys, on a delay, with the plan archive
