# Data I/O Corp (DAIO)

> Cited company facts from SEC filings, by Steadybase. Web page: https://steadybase.io/company/data-i-o-corp/ JSON: https://steadybase.io/company/data-i-o-corp.json Checked Nov 10, 2026. Latest filing read: Aug 14, 2026.

## Company

- Legal name: DATA I/O CORP
- Ticker: DAIO (Nasdaq)
- SEC CIK: 0000351998
- Industry: Instruments For Meas & Testing of  Electricity & Elec Signals (SIC 3825)
- Headquarters: Redmond, WA
- Fiscal year ends: December 11
- SEC filer category: Non-accelerated filer<br>Smaller reporting company
- Website: dataio.com
- LinkedIn: https://www.linkedin.com/company/data-io
- Next earnings date: Nov 12, 2026

## Key facts

- Revenue: $21.5M for the fiscal year ended Dec 31, 2025 (10-K filed Apr 16, 2026). Source: https://www.sec.gov/Archives/edgar/data/351998/000165495426003625/0001654954-26-003625-index.html
- Operating income: -$5.1M for the fiscal year ended Dec 31, 2025 (10-K filed Apr 16, 2026). Source: https://www.sec.gov/Archives/edgar/data/351998/000165495426003625/0001654954-26-003625-index.html
- Net income: -$5.2M for the fiscal year ended Dec 31, 2025 (10-K filed Apr 16, 2026). Source: https://www.sec.gov/Archives/edgar/data/351998/000165495426003625/0001654954-26-003625-index.html
- SG&A: $9.2M for the fiscal year ended Dec 31, 2025 (10-K filed Apr 16, 2026). Source: https://www.sec.gov/Archives/edgar/data/351998/000165495426003625/0001654954-26-003625-index.html
- Employees: 97 as of Dec 31, 2025, as reported in an SEC filing. Source: https://www.sec.gov/Archives/edgar/data/351998/000165495426003625/daio_10k.htm
- Shares outstanding: 10,395,627 as of Jul 31, 2026 (10-Q filed Aug 14, 2026). Source: https://www.sec.gov/Archives/edgar/data/351998/000165495426007670/0001654954-26-007670-index.html
- Auditor: Grant Thornton LLP, San Jose, California, named in the latest 10-K. Source: https://www.sec.gov/Archives/edgar/data/351998/000165495426003625/daio_10k.htm

## Business

Data I/O Corporation (“Data I/O”, “We”, “Our”, “Us”) is a global market leader for advanced programming, security deployment, security provisioning and associated Intellectual Property (“IP”) protection and management solutions used in electronics manufacturing with flash memory, microcontrollers, and flash memory-based intelligent devices as well as secure element devices, authentication devices and secure microcontrollers.

Source: Item 1. Business, https://www.sec.gov/Archives/edgar/data/351998/000165495426003625/daio_10k.htm

## Annual results

| Fiscal year ended | Revenue | Operating income | Net income | SG&A |
|---|---|---|---|---|
| Dec 31, 2025 | $21.5M | -$5.1M | -$5.2M | $9.2M |
| Dec 31, 2024 | $21.8M | -$3.0M | -$3.1M | $8.4M |
| Dec 31, 2023 | $28.1M | $448,000 | $486,000 | $9.2M |
| Dec 31, 2022 | $24.2M | -$749,000 | -$1.1M | $7.9M |
| Dec 31, 2021 | $25.8M | -$273,000 | -$555,000 | $8.4M |

Each figure comes from the annual report for that year. Filing links for every figure: https://steadybase.io/company/data-i-o-corp.json

## Officers and directors

- William Wentworth, President and Chief Executive Officer. Source: 10-K filed Apr 16, 2026, https://www.sec.gov/Archives/edgar/data/351998/000165495426003625/daio_10k.htm
- Charles Joseph DiBona, Vice President & CFO. LinkedIn: https://linkedin.com/in/charliedibona. Source: Form 4 filed Sep 3, 2026, https://www.sec.gov/Archives/edgar/data/351998/000035199826000017/0000351998-26-000017-index.htm
- Charles DiBona, Vice President, Chief Financial Officer, Secretary and Treasurer. Source: 10-K filed Apr 16, 2026, https://www.sec.gov/Archives/edgar/data/351998/000165495426003625/daio_10k.htm
- Todd Henne, interim CFO. Source: 10-K filed Apr 16, 2026, https://www.sec.gov/Archives/edgar/data/351998/000165495426003625/daio_10k.htm
- William O. Wentworth, President. LinkedIn: https://linkedin.com/in/william-wentworth-112491b9. Source: Form 4 filed Dec 5, 2025, https://www.sec.gov/Archives/edgar/data/351998/000035199825000033/0000351998-25-000033-index.htm
- Charles J. DiBona, Treasurer. Source: 10-K filed Apr 16, 2026, https://www.sec.gov/Archives/edgar/data/351998/000165495426003625/daio_10k.htm
- Steven Waszak, Director. Source: 8-K filed Jul 13, 2026, https://www.sec.gov/Archives/edgar/data/351998/000165495426006627/daio_8k.htm
- Edward J. Smith, Board member (per proxy). Source: DEF 14A filed May 29, 2026, https://www.sec.gov/Archives/edgar/data/351998/000165495426005545/daio_def14a.htm
- Garrett Larson, Board member (per proxy). Source: DEF 14A filed May 29, 2026, https://www.sec.gov/Archives/edgar/data/351998/000165495426005545/daio_def14a.htm
- Gerald Ng, Named in proxy. LinkedIn: https://www.linkedin.com/in/gerald-ng-7646778. Source: DEF 14A filed May 29, 2026, https://www.sec.gov/Archives/edgar/data/351998/000165495426005545/daio_def14a.htm
- Sally A. Washlow, Board member (per proxy). Source: DEF 14A filed May 29, 2026, https://www.sec.gov/Archives/edgar/data/351998/000165495426005545/daio_def14a.htm

## Recent 8-K events

- Nov 6, 2026: Item 7.01, Regulation FD disclosure; Item 9.01, Financial statements and exhibits. Source: https://www.sec.gov/Archives/edgar/data/351998/000165495426009591/daio_8k.htm
- Oct 29, 2026: Item 1.01, Entry into a material definitive agreement; Item 2.03, Creation of a direct financial obligation; Item 8.01, Other events; Item 9.01, Financial statements and exhibits. Source: https://www.sec.gov/Archives/edgar/data/351998/000119312526438009/d135725d8k.htm
- Oct 22, 2026: Item 1.01, Entry into a material definitive agreement; Item 2.01, Completion of acquisition or disposition of assets; Item 2.03, Creation of a direct financial obligation; Item 3.02, Unregistered sales of equity securities; Item 5.03, Amendments to articles or bylaws; change in fiscal year; Item 7.01, Regulation FD disclosure; Item 8.01, Other events; Item 9.01, Financial statements and exhibits. Source: https://www.sec.gov/Archives/edgar/data/351998/000119312526428897/d176225d8k.htm
- Oct 19, 2026: Item 7.01, Regulation FD disclosure; Item 9.01, Financial statements and exhibits. Source: https://www.sec.gov/Archives/edgar/data/351998/000119312526424740/d162129d8k.htm
- Aug 12, 2026: Item 2.02, Results of operations and financial condition (earnings release); Item 9.01, Financial statements and exhibits. Source: https://www.sec.gov/Archives/edgar/data/351998/000165495426007525/daio_8k.htm
- Jul 30, 2026: Item 2.02, Results of operations and financial condition (earnings release); Item 9.01, Financial statements and exhibits. Source: https://www.sec.gov/Archives/edgar/data/351998/000165495426007035/daio_8k.htm
- Jul 13, 2026: Item 1.02, Termination of a material definitive agreement; Item 2.04, Triggering events that accelerate an obligation; Item 3.02, Unregistered sales of equity securities; Item 5.02, Departure or appointment of directors or officers; compensation; Item 5.07, Submission of matters to a vote of security holders; Item 9.01, Financial statements and exhibits. Source: https://www.sec.gov/Archives/edgar/data/351998/000165495426006627/daio_8k.htm
- Jun 23, 2026: Item 1.01, Entry into a material definitive agreement; Item 2.03, Creation of a direct financial obligation; Item 3.02, Unregistered sales of equity securities; Item 5.03, Amendments to articles or bylaws; change in fiscal year; Item 7.01, Regulation FD disclosure; Item 9.01, Financial statements and exhibits. Source: https://www.sec.gov/Archives/edgar/data/351998/000165495426006112/daio_8k.htm
- May 19, 2026: Item 3.02, Unregistered sales of equity securities; Item 8.01, Other events. Source: https://www.sec.gov/Archives/edgar/data/351998/000165495426005124/daio_8k.htm
- May 15, 2026: Item 2.02, Results of operations and financial condition (earnings release); Item 7.01, Regulation FD disclosure; Item 9.01, Financial statements and exhibits. Source: https://www.sec.gov/Archives/edgar/data/351998/000165495426005003/daio_8k.htm

## Latest filings

- 8-K filed Oct 29, 2026: https://www.sec.gov/Archives/edgar/data/351998/000119312526438009/d135725d8k.htm
- 10-K filed Apr 16, 2026: https://www.sec.gov/Archives/edgar/data/351998/000165495426003625/daio_10k.htm
- 10-Q filed Aug 14, 2026: https://www.sec.gov/Archives/edgar/data/351998/000165495426007670/daio_10q.htm
- DEF 14A filed May 29, 2026: https://www.sec.gov/Archives/edgar/data/351998/000165495426005545/daio_def14a.htm

## About this data

SEC EDGAR filings, read by Steadybase. Every value links to the filing it came from.
Steadybase covers US-headquartered public companies that file with the SEC. API and MCP access: https://steadybase.io/docs/