United States Software & IT Services

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Data I/O Corp (DAIO)

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Ticker: DAIO Exchange: NAS

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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Activity signal Earnings

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Trades

SMITH EDWARD J

1 purchase — total 12,300 USD

Buy 7 May 2025

Value US$2,726,982.83 | Price 22.13 | Shares 89,570

Wentworth William O.

President

1 purchase — total 24,998 USD

Buy 6 May 2025

Value US$1,869,960.49 | Price 432.87 | Shares 45,219

Brown Douglas Wells

1 purchase — total 7,980 USD

Buy 26 Aug 2024

Value US$7,980.00 | Price 2.66 | Shares 3,000

Ambrose Anthony

President

1 sale — total 55,997 USD

Planned sale 1 Nov 2021

Value US$55,997.38 | Price 5.31 | Shares 10,553

Ambrose Anthony

President

1 sale — total 32,553 USD

Planned sale 4 Oct 2021

Value US$32,552.57 | Price 6.24 | Shares 5,214

Ambrose Anthony

President

1 sale — total 17,329 USD

Planned sale 1 Oct 2021

Value US$17,329.35 | Price 6.42 | Shares 2,701

Gulati Rajeev

Vice President CTO

1 sale — total 36,471 USD

Sale 14 Sep 2021

Value US$36,470.93 | Price 6.56 | Shares 5,559

Gulati Rajeev

Vice President CTO

1 sale — total 2,104 USD

Sale 13 Sep 2021

Value US$2,103.99 | Price 7.01 | Shares 300

Gulati Rajeev

Vice President CTO

1 sale — total 11,930 USD

Sale 10 Sep 2021

Value US$11,929.58 | Price 7.02 | Shares 1,700

Ambrose Anthony

President

1 sale — total 54,691 USD

Planned sale 2 Sep 2021

Value US$54,690.62 | Price 5.66 | Shares 9,670

Ambrose Anthony

President

1 sale — total 97,607 USD

Planned sale 1 Sep 2021

Value US$97,607.42 | Price 5.64 | Shares 17,298

HATLEN JOEL S

Vice President CFO COO

1 sale — total 11,400 USD

Planned sale 13 Jul 2021

Value US$11,400.00 | Price 6.00 | Shares 1,900

HATLEN JOEL S

Vice President CFO COO

1 sale — total 9,996 USD

Planned sale 9 Jul 2021

Value US$9,996.46 | Price 6.01 | Shares 1,663

Brown Douglas Wells

1 sale — total 95,687 USD

Sale 7 Jun 2021

Value US$95,687.26 | Price 6.09 | Shares 15,714

Brown Douglas Wells

1 sale — total 18,166 USD

Sale 4 Jun 2021

Value US$18,166.47 | Price 6.26 | Shares 2,900

Ambrose Anthony

President

1 sale — total 93,979 USD

Planned sale 6 Apr 2021

Value US$93,978.86 | Price 5.59 | Shares 16,824

Ambrose Anthony

President

1 sale — total 55,563 USD

Planned sale 5 Apr 2021

Value US$55,563.23 | Price 5.51 | Shares 10,087

Ambrose Anthony

President

1 purchase — total 27,395 USD

Buy 12 Mar 2020

Value US$27,395.00 | Price 2.74 | Shares 10,000

DELAFIELD JOHN D

1 purchase — total 230,188 USD

Buy 8 Nov 2019

Value US$230,188.26 | Price 3.70 | Shares 62,208

DELAFIELD JOHN D

1 purchase — total 38,144 USD

Buy 7 Nov 2019

Value US$38,144.21 | Price 3.71 | Shares 10,292

Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other

Notification date	Transaction date	B/S Transaction type	Insider and/or position	Nb. shares Price Value	Number of shares	Price	Value
2025-05-08	2025-05-07	B Purchase	3.9 SMITH EDWARD J Non-Executive Director	89,570 +37.7% 22.13 US$2,726,983	89,570 +37.7%	22.13	US$2,726,983
2025-05-07	2025-05-06	B Purchase	3.2 Wentworth William O. President Executive Director	45,219 -3.9% 432.87 US$1,869,960	45,219 -3.9%	432.87	US$1,869,960
2024-08-29	2024-08-26	B Purchase	2.3 Brown Douglas Wells Non-Executive Director	13,467 +9.0% 399.56 US$3,841,416	13,467 +9.0%	399.56	US$3,841,416
2021-11-01	2021-11-01	PlS Planned sale	3.8 Ambrose Anthony President Executive Director	10,553 -2.7% 5.31 US$55,997	10,553 -2.7%	5.31	US$55,997
2021-10-04	2021-10-04	PlS Planned sale	3.8 Ambrose Anthony President Executive Director	5,214 -1.3% 6.24 US$32,553	5,214 -1.3%	6.24	US$32,553
2021-10-04	2021-10-01	PlS Planned sale	3.8 Ambrose Anthony President Executive Director	2,701 -0.7% 6.42 US$17,329	2,701 -0.7%	6.42	US$17,329
2021-09-14	2021-09-14	S Sale	1.7 Gulati Rajeev Vice President CTO Officer	5,559 -4.0% 6.56 US$36,471	5,559 -4.0%	6.56	US$36,471
2021-09-14	2021-09-13	S Sale	1.7 Gulati Rajeev Vice President CTO Officer	300 -0.2% 7.01 US$2,104	300 -0.2%	7.01	US$2,104
2021-09-14	2021-09-10	S Sale	1.7 Gulati Rajeev Vice President CTO Officer	1,700 -1.2% 7.02 US$11,930	1,700 -1.2%	7.02	US$11,930
2021-09-02	2021-09-02	PlS Planned sale	3.8 Ambrose Anthony President Executive Director	9,670 -2.4% 5.66 US$54,691	9,670 -2.4%	5.66	US$54,691
2021-09-02	2021-09-01	PlS Planned sale	3.8 Ambrose Anthony President Executive Director	17,298 -4.1% 5.64 US$97,607	17,298 -4.1%	5.64	US$97,607
2021-07-13	2021-07-13	PlS Planned sale	3.3 HATLEN JOEL S Vice President CFO COO Officer	1,900 -1.0% 6.00 US$11,400	1,900 -1.0%	6.00	US$11,400
2021-07-13	2021-07-09	PlS Planned sale	3.3 HATLEN JOEL S Vice President CFO COO Officer	1,663 -0.9% 6.01 US$9,996	1,663 -0.9%	6.01	US$9,996
2021-06-08	2021-06-07	S Sale	2.3 Brown Douglas Wells Non-Executive Director	15,714 -20.6% 6.09 US$95,687	15,714 -20.6%	6.09	US$95,687
2021-06-08	2021-06-04	S Sale	2.3 Brown Douglas Wells Non-Executive Director	2,900 -3.7% 6.26 US$18,166	2,900 -3.7%	6.26	US$18,166
2021-04-07	2021-04-06	PlS Planned sale	3.8 Ambrose Anthony President Executive Director	16,824 -3.9% 5.59 US$93,979	16,824 -3.9%	5.59	US$93,979
2021-04-07	2021-04-05	PlS Planned sale	3.8 Ambrose Anthony President Executive Director	10,087 -2.3% 5.51 US$55,563	10,087 -2.3%	5.51	US$55,563
2020-03-12	2020-03-12	B Purchase	3.8 Ambrose Anthony President	10,000 +2.8% 2.74 US$27,395	10,000 +2.8%	2.74	US$27,395
2019-11-08	2019-11-08	B Purchase	2.7 DELAFIELD JOHN D	62,208 +9.6% 3.70 US$230,188	62,208 +9.6%	3.70	US$230,188
2019-11-08	2019-11-07	B Purchase	2.7 DELAFIELD JOHN D	10,292 +1.6% 3.71 US$38,144	10,292 +1.6%	3.71	US$38,144