Data I/O Corp
DAIO2.990USD
-0.050-1.64%
Close 12/19, 16:00（ET）Quotes delayed by 15 min
28.08MMarket Cap
LossP/E TTM
More Details of Data I/O Corp Company
Data I/O Corporation provides advanced programming, security deployment, security provisioning and associated Intellectual Property protection and management solutions. Its solutions are used in electronics manufacturing with flash memory, microcontrollers, flash memory-based intelligent devices, and secure element devices, authentication devices and secure microcontrollers. It designs, manufactures and sells programming and security deployment systems and services for electronic device manufacturers, specifically targeting high-growth areas, such as high-volume users of flash memory and flash memory-based microcontrollers. Its programming solutions include a range of products, systems, modules and accessories, grouped into two general categories: automated programming systems and manual programming systems. Its products include PSV Systems: Off-line (Automated); SentriX Security Deployment System; LumenX Programmer (Non-automated), and FlashPAK III programmer: (non-automated).
Data I/O Corp Info
Ticker SymbolDAIO
Company nameData I/O Corp
IPO dateMay 06, 1981
CEOWentworth (William)
Number of employees88
Security typeOrdinary Share
Fiscal year-endMay 06
Address- -
City- -
Stock exchangeNASDAQ OMX - NASDAQ BASIC
Country- -
Postal code- -
Phone- -
Website- -
Ticker SymbolDAIO
IPO dateMay 06, 1981
CEOWentworth (William)
Company Executives of Data I/O Corp
Name
Name/Position
Position
Shareholding
Change
Mr. Douglas Wells (Doug) Brown
Mr. Douglas Wells (Doug) Brown
Independent Director
Independent Director
101.76K
+24.92%
Mr. Charles Dibona
Mr. Charles Dibona
Chief Financial Officer, Vice President, Treasurer, Secretary
Chief Financial Officer, Vice President, Treasurer, Secretary
100.00K
--
Ms. Sally A. Washlow
Ms. Sally A. Washlow
Independent Director
Independent Director
72.65K
+38.78%
Mr. Edward J. (Ed) Smith
Mr. Edward J. (Ed) Smith
Independent Chairman of the Board
Independent Chairman of the Board
63.12K
+66.90%
Mr. Steven M. (Steve) Waszak
Mr. Steven M. (Steve) Waszak
Independent Director
Independent Director
7.95K
--
Mr. Garrett R. Larson
Mr. Garrett R. Larson
Independent Director
Independent Director
--
--
Mr. William (Bill) Wentworth
Mr. William (Bill) Wentworth
President, Chief Executive Officer, Executive Director
President, Chief Executive Officer, Executive Director
--
--
Name
Name/Position
Position
Shareholding
Change
Mr. Douglas Wells (Doug) Brown
Mr. Douglas Wells (Doug) Brown
Independent Director
Independent Director
101.76K
+24.92%
Mr. Charles Dibona
Mr. Charles Dibona
Chief Financial Officer, Vice President, Treasurer, Secretary
Chief Financial Officer, Vice President, Treasurer, Secretary
100.00K
--
Ms. Sally A. Washlow
Ms. Sally A. Washlow
Independent Director
Independent Director
72.65K
+38.78%
Mr. Edward J. (Ed) Smith
Mr. Edward J. (Ed) Smith
Independent Chairman of the Board
Independent Chairman of the Board
63.12K
+66.90%
Mr. Steven M. (Steve) Waszak
Mr. Steven M. (Steve) Waszak
Independent Director
Independent Director
7.95K
--
Mr. Garrett R. Larson
Mr. Garrett R. Larson
Independent Director
Independent Director
--
--
Revenue Breakdown
Currency: USDUpdated: Mon, Oct 6
Currency: USDUpdated: Mon, Oct 6
FY2025Q2
FY2025Q1
FY2024
FY2024Q4
FY2024Q3
FY2024Q2
FY2024Q1
FY2023
FY2023Q4
FY2023Q3
FY2023Q2
FY2023Q1
FY2022
FY2022Q4
FY2022Q3
FY2022Q2
FY2021
FY2020
FY2019
By BusinessUSD
Name
Revenue
Proportion
Automated programming systems
3.32M
55.77%
Non-automated programming systems
2.63M
44.23%
By RegionUSD
Name
Revenue
Proportion
Rest of wolrd
5.66M
95.23%
United States
284.00K
4.77%
By Business
By Region
By BusinessUSD
Name
Revenue
Proportion
Automated programming systems
3.32M
55.77%
Non-automated programming systems
2.63M
44.23%
Shareholding Stats
Updated: Thu, Nov 13
Updated: Thu, Nov 13
Shareholders
Shareholder Types
Shareholders
Shareholders
Proportion
Kanen Wealth Management, LLC
8.94%
Renaissance Technologies LLC
5.08%
The Vanguard Group, Inc.
3.82%
Penbrook Management, LLC
3.76%
Ambrose (Anthony)
3.34%
Other
75.07%
Shareholders
Shareholders
Proportion
Kanen Wealth Management, LLC
8.94%
Renaissance Technologies LLC
5.08%
The Vanguard Group, Inc.
3.82%
Penbrook Management, LLC
3.76%
Ambrose (Anthony)
3.34%
Other
75.07%
Shareholder Types
Shareholders
Proportion
Investment Advisor/Hedge Fund
16.86%
Investment Advisor
11.63%
Individual Investor
10.35%
Hedge Fund
5.53%
Research Firm
0.03%
Other
55.59%
Institutional Shareholding
Updated: Mon, Dec 8
Updated: Mon, Dec 8
Reporting Period
No. of institutions
Shares Held
Proportion
Change
2025Q4
46
3.20M
35.97%
--
2025Q3
49
3.20M
36.17%
-19.19K
2025Q2
48
3.22M
34.57%
+169.19K
2025Q1
48
3.07M
35.76%
-236.11K
2024Q4
49
3.14M
35.23%
-28.19K
2024Q3
51
3.17M
39.00%
-117.92K
2024Q2
52
3.29M
39.95%
-70.55K
2024Q1
51
3.36M
40.38%
-287.11K
2023Q4
50
2.86M
40.90%
-512.40K
2023Q3
54
3.37M
46.38%
-9.02K
View more
Shareholder Activity
Name
Shares Held
Proportion
Change
Chg %
Date
Kanen Wealth Management, LLC
839.42K
8.94%
+19.89K
+2.43%
Jun 30, 2025
Renaissance Technologies LLC
476.34K
5.07%
-3.27K
-0.68%
Jun 30, 2025
The Vanguard Group, Inc.
358.46K
3.82%
--
--
Jun 30, 2025
Penbrook Management, LLC
349.75K
3.73%
+80.30K
+29.80%
Jun 30, 2025
Ambrose (Anthony)
313.55K
3.34%
+12.00K
+3.98%
Jun 01, 2024
Kovack Advisors Inc
269.43K
2.87%
-12.57K
-4.46%
Jun 30, 2025
Dimensional Fund Advisors, L.P.
270.11K
2.88%
+12.76K
+4.96%
Jun 30, 2025
Acadian Asset Management LLC
133.22K
1.42%
-13.32K
-9.09%
Jun 30, 2025
Newton Investment Management North America, LLC
116.08K
1.24%
--
--
Jun 30, 2025
Gulati (Rajeev)
111.65K
1.19%
+7.19K
+6.88%
Jun 01, 2024
View more
Related ETFs
Updated: Sat, Dec 6
Updated: Sat, Dec 6
Name
Proportion
iShares Core S&P Total U.S. Stock Market ETF
0%
DFA Dimensional US Small Cap Value ETF
0%
Dimensional US Core Equity 1 ETF
0%
DFA Dimensional US Sustainability Core 1 ETF
0%
iShares Micro-Cap ETF
0%
iShares Core S&P Total U.S. Stock Market ETF
Proportion0%
DFA Dimensional US Small Cap Value ETF
Proportion0%
Dimensional US Core Equity 1 ETF
Proportion0%
DFA Dimensional US Sustainability Core 1 ETF
Proportion0%
iShares Micro-Cap ETF
Proportion0%
Dividend
A total of
0.00
USD has been distributed in dividends over the past 5 years.
Date
Dividend
Record Date
Payment Date
Ex-dividend Date
No Data
Stock Split
Date
Type
Ratio
No Data
Date
Type
Ratio
No Data
FAQs
Who are the top five shareholders of Data I/O Corp?
The top five shareholders of Data I/O Corp are:
Kanen Wealth Management, LLC holds 839.42K shares, accounting for 8.94% of the total shares.
Renaissance Technologies LLC holds 476.34K shares, accounting for 5.07% of the total shares.
The Vanguard Group, Inc. holds 358.46K shares, accounting for 3.82% of the total shares.
Penbrook Management, LLC holds 349.75K shares, accounting for 3.73% of the total shares.
Ambrose (Anthony) holds 313.55K shares, accounting for 3.34% of the total shares.
Kanen Wealth Management, LLC holds 839.42K shares, accounting for 8.94% of the total shares.
Renaissance Technologies LLC holds 476.34K shares, accounting for 5.07% of the total shares.
The Vanguard Group, Inc. holds 358.46K shares, accounting for 3.82% of the total shares.
Penbrook Management, LLC holds 349.75K shares, accounting for 3.73% of the total shares.
Ambrose (Anthony) holds 313.55K shares, accounting for 3.34% of the total shares.
What are the top three shareholder types of Data I/O Corp?
The top three shareholder types of Data I/O Corp are:
Kanen Wealth Management, LLC
Renaissance Technologies LLC
The Vanguard Group, Inc.
Kanen Wealth Management, LLC
Renaissance Technologies LLC
The Vanguard Group, Inc.
How many institutions hold shares of Data I/O Corp (DAIO)?
As of 2025Q4, 46 institutions hold shares of Data I/O Corp, with a combined market value of approximately 3.20M, accounting for 35.97% of the total shares. Compared to 2025Q3, institutional shareholding has increased by -0.19%.
What is the biggest source of revenue for Data I/O Corp?
In FY2025Q2, the Automated programming systems business generated the highest revenue for Data I/O Corp, amounting to 3.32M and accounting for 55.77% of total revenue.
