DAIO
Data I/O Corporation

DAIO.US dataio.com
Technology · Electronic Components
2.77
+0.06 (+2.21%)
USD · NASDAQ
52-week range
2.16
4.49
Trading at 26% of the 52-week range
Market Cap
28.17M
P/E Ratio
0.00
Forward P/E
9.93
Book Value
1.14
Div. Yield
N/A
% Institutions
29.92%
% Insiders
13.63%
1 Year

-19.7%
3 Year

-24.3%
10 Year

-22.2%
Description
Data I/O Corporation, together with its subsidiaries, engages in the design, manufacture, and sale of programming and security deployment systems and services for electronic device manufacturers in the United States, Germany, China, Mexico, and Korea. The company offers PSV systems off-line automated programming systems; PSV7000 high-mix automated programming system; and PSV5000 compact automated programming system, as well as LumenX and FlashPAK III programming non-automated systems. It offers its products for automotive electronics, medical devices, industrial controls, military/aerospace, semiconductor, consumer products, internet of things, wireless devices, edge AI, EMS and contract manufacturers, and programming centers industries. The company markets and sells its products to original equipment manufacturers in automotive and consumer electronics, internet of things, and industrial, as well as electronic manufacturing service contract manufacturers through direct sales, indirect sales representatives, and distributors. Data I/O Corporation was incorporated in 1969 and is headquartered in Redmond, Washington.
People

▼
Directors & Officers

Name	Title	Year Born
Mr. William O. Wentworth	CEO, President & Director	1966
Mr. Charles DiBona	VP, CFO, Secretary & Treasurer	1966
Insider Trading

Date	Insider Name	Title	Transaction Type	Shares	Price	Value
May 07, 2025	Edward J Smith	N/A	Purchase	5.00K	$2.46	$12.30K
May 06, 2025	William O Wentworth	N/A	Purchase	10.33K	$2.42	$25.00K
Shareholders

▼
Institutional Holders

Holder Name	Shares	Date Reported	% Out	Value	% Change
Kanen Wealth Management LLC	839.42K	Jun 30, 2026	8.07%	$0.80	0.00%
Renaissance Technologies Corp	407.64K	Mar 31, 2026	3.92%	$0.00	-6.85%
Penbrook Management LLC	355.85K	Jun 30, 2026	3.42%	$0.89	-0.28%
Vanguard Capital Management, LLC	299.40K	Mar 31, 2026	2.88%	$0.00	0.00%
Kovack Advisors Inc	267.98K	Mar 31, 2026	2.58%	$0.03	-0.34%
Dimensional Fund Advisors, Inc.	140.68K	Jun 30, 2026	1.35%	$0.00	0.00%
Acadian Asset Management LLC	124.12K	Mar 31, 2026	1.19%	$0.00	0.00%
Geode Capital Management, LLC	86.87K	Mar 31, 2026	0.84%	$0.00	-16.94%
Essex Investment Management Company, LLC	74.56K	Jun 30, 2026	0.72%	$0.04	-0.11%
Vanguard Fiduciary Trust Co	45.85K	Mar 31, 2026	0.44%	$0.00	0.00%
Steward Partners Investment Advisory, LLC	43.47K	Mar 31, 2026	0.42%	$0.00	0.00%
Susquehanna International Group, LLP	26.84K	Mar 31, 2026	0.26%	$0.00	70.97%
Thompson Davis & Co Inc	23.53K	Jun 30, 2026	0.23%	$0.06	0.00%
LPL Financial Corp	22.55K	Mar 31, 2026	0.22%	$0.00	0.00%
James Investment Research, Inc.	22.40K	Jun 30, 2026	0.22%	$0.01	0.00%
Goss Wealth Management LLC	22.40K	Mar 31, 2026	0.22%	$0.00	0.00%
Legato Capital Management LLC	17.55K	Jun 30, 2026	0.17%	$0.01	0.00%
BlackRock Inc	17.02K	Mar 31, 2026	0.16%	$0.00	0.00%
State Street Corp	16.17K	Mar 31, 2026	0.16%	$0.00	0.00%
The Goldman Sachs Group Inc	13.79K	Mar 31, 2026	0.13%	$0.00	0.00%
Fund Holdings

Rank	Holder Name	Shares Held	% of Shares	Change	Date Reported
1	Philotimo Focused Growth and Income	327.40K	3.15%	▲ 0.00%	Jun 30, 2026
2	Vanguard MStar Total Stk Mkt Idx Invest	214.24K	2.06%	▲ 0.00%	Jul 31, 2026
3	Vanguard Institutional Extnd Mkt Idx Tr	109.13K	1.05%	▲ 0.00%	Jul 31, 2026
4	Fidelity Extended Market Index	47.55K	0.46%	▼ 0.19%	Jul 31, 2026
5	DFA US Micro Cap I	46.14K	0.44%	▲ 0.00%	Jul 31, 2026
6	DFA US Small Cap I	31.67K	0.30%	▲ 0.00%	Jul 31, 2026
7	Fidelity Total Market Index	19.73K	0.19%	▲ 0.00%	Jul 31, 2026
8	Essex Inv Mgt Micro Cap Growth	17.55K	0.17%	▲ 0.00%	Mar 31, 2026
9	Fidelity Series Total Market Index	17.12K	0.16%	▲ 0.00%	Jul 31, 2026
10	U.S. Equity Market Fund B	17.02K	0.16%	▲ 0.00%	Dec 31, 2025
Financial Highlights

▼
Market Cap: $28.17M
EBITDA: $-7.29M
PEG Ratio: $0.00
Book Value: $1.14
Earnings/Share: $-0.93
Profit Margin: -50.13%
Operating Margin: -14.06%
ROA (TTM): -19.90%
ROE (TTM): -61.25%
Revenue (TTM): $17.78M
Revenue/Share (TTM): $1.88
Earnings Growth (YOY): -82.70%
Revenue Growth (YOY): -13.40%
Valuation Metrics

Enterprise Value: $26.02M
Trailing P/E: 0.00
Forward P/E: 9.93
Shares Statistics

Shares Outstanding: 10.40M
Shares Float: 9.78M
% Insiders: 13.63%
% Institutions: 29.92%
Short % Float: 0.03%
Stock Price History

▼
1 Year Price History

3 Years Price History

10 Years Price History

Financial Charts

▼
Download Financials (Excel)
Revenue, Net Income & Operating Cash Flow (Yearly)

Revenue, Net Income & Operating Cash Flow (Quarterly)

Operating Expenses (Yearly)

Operating Expenses (Quarterly)

Balance Sheet (Quarterly)

Assets Breakdown (Yearly)

Assets Breakdown (Quarterly)

Liabilities Breakdown (Yearly)

Liabilities Breakdown (Quarterly)

Income Statement Waterfall

▼
Line Item
Step Type
Value
Revenue
adjust
$21.50M
Cost of Goods Sold
adjust
$-10.90M
Gross Profit
subtotal
$10.60M
SG&A
adjust
$-9.18M
R&D
adjust
$-6.53M
Operating Income
subtotal
$-5.12M
Other / Non-Operating Items
adjust
$-120.00K
Net Income
subtotal
$-5.24M
Earnings Per Share (EPS) History

▼
Financial Ratios

▼
📦 Raw API Data (JSON Explorer)

▼
Comprehensive raw data returned from the EOD Fundamentals API. Expand sections below to drill down.
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    "General": {
        "Code": "DAIO",
        "Type": "Common Stock",
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            },
            {
                "date": "2002-Q2",
                "dateFormatted": "2002-06-30",
                "sharesMln": "7.6640",
                "shares": 7664000
            },
            {
                "date": "2002-Q1",
                "dateFormatted": "2002-03-31",
                "sharesMln": "7.6490",
                "shares": 7649000
            },
            {
                "date": "2001-Q4",
                "dateFormatted": "2001-12-31",
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                "shares": 7700000
            },
            {
                "date": "2001-Q3",
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                "sharesMln": "7.5960",
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            },
            {
                "date": "2001-Q2",
                "dateFormatted": "2001-06-30",
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                "shares": 7560000
            },
            {
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            },
            {
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            },
            {
                "date": "2000-Q3",
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                "sharesMln": "7.6420",
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            {
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            },
            {
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                "date": "1999-Q4",
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                "sharesMln": "7.2900",
                "shares": 7290000
            },
            {
                "date": "1999-Q3",
                "dateFormatted": "1999-09-30",
                "sharesMln": "7.1429",
                "shares": 7142900
            },
            {
                "date": "1999-Q2",
                "dateFormatted": "1999-06-30",
                "sharesMln": "6.6667",
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            },
            {
                "date": "1999-Q1",
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            },
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                "date": "1998-Q4",
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                "shares": 7170000
            },
            {
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                "shares": 7126400
            },
            {
                "date": "1998-Q2",
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            },
            {
                "date": "1998-Q1",
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                "shares": 7146000
            },
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                "date": "1997-Q4",
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            },
            {
                "date": "1997-Q3",
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                "shares": 6428600
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            {
                "date": "1997-Q2",
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            },
            {
                "date": "1997-Q1",
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                "shares": 6836000
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            },
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            },
            {
                "date": "1996-Q2",
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            },
            {
                "date": "1996-Q1",
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            {
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            },
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                "date": "1995-Q2",
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                "shares": 8000000
            },
            {
                "date": "1995-Q1",
                "dateFormatted": "1995-03-31",
                "sharesMln": "7.3333",
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            },
            {
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            },
            {
                "date": "1994-Q3",
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                "sharesMln": "7.2727",
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            },
            {
                "date": "1994-Q2",
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            },
            {
                "date": "1994-Q1",
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            },
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            },
            {
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            },
            {
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            },
            {
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            },
            {
                "date": "1992-Q3",
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            {
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            {
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            {
                "date": "1991-Q4",
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                "date": "2019-12-31",
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                "date": "2018-09-30",
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                "surprisePercent": 57.1429
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                "date": "2018-03-31",
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                "surprisePercent": -70
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    }
}
Data I/O Corporation

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