DAIO · Data I/O Corp · Insider Trading
Trades by corporate insiders — officers, directors and holders of more than 10% of the shares — disclosed to the SEC on Forms 4 and 5. Form 3 supplies initial ownership rather than a trade; Form 4 must be filed within two business days of the trade.
| Date | Insider | Role | Type | Security | Shares |
|---|---|---|---|---|---|
| 2026-09-01 | DiBona Charles Joseph |
Vice President & CFO |
Tax↓
Filing footnotes — Common Stock (Direct)
Shares withheld to cover taxes on vesting issuance. FMV price is the average of high low for the day. |
Common Stock
|
10,345 |
| 2026-07-08 | SMITH EDWARD J |
Director |
Award↑
Filing footnotes — Common Stock (Direct)
RSU grant, vests over the earlier of 1 year or the next Annual Meeting of Shareholders. FMV price is the average of high low for the day. |
Common Stock
|
16,260 |
| 2026-07-08 | Washlow Sally A. |
Director, Chief Executive Officer |
Award↑
Filing footnotes — Common Stock (Direct)
RSU grant, vests over the earlier of 1 year or the next Annual Meeting of Shareholders. FMV price is the average of high low for the day. |
Common Stock
|
16,260 |
| 2026-07-08 | Larson Garrett Riley |
Director |
Award↑
Filing footnotes — Common Stock (Direct)
RSU grant, vests over the earlier of 1 year or the next Annual Meeting of Shareholders. FMV price is the average of high low for the day. |
Common Stock
|
16,260 |
| 2026-07-08 | WASZAK STEVEN M |
Director |
Award↑
Filing footnotes — Common Stock (Direct)
RSU grant, vests over the earlier of 1 year or the next Annual Meeting of Shareholders. FMV price is the average of high low for the day. |
Common Stock
|
16,260 |
| 2025-12-03 | WASZAK STEVEN M |
Director |
Award↑
Filing footnotes — Common Stock (Direct)
RSU grant, vests over the earlier of 1 year or the next Annual Meeting of Shareholders. FMV price is the average of high low for the day. |
Common Stock
|
7,950 |
| 2025-12-03 | Wentworth William O. |
Director, President |
Award↑
|
Common Stock
|
1,100 |
| 2025-12-02 | Wentworth William O. |
Director, President |
Award↑
|
Common Stock
|
7,455 |
| 2025-09-01 | DiBona Charles Joseph |
Vice President & CFO |
Award↑
Filing footnotes — Common Stock (Direct)
RSU grant, vests annually over 3 years FMV price is the average of high low for the day. |
Common Stock
|
100,000 |
| 2025-05-15 | SMITH EDWARD J |
Director |
Award↑
Filing footnotes — Common Stock (Direct)
RSU grant, vests over the earlier of 1 year or the next Annual Meeting of Shareholders. FMV price is the average of high low for the day. |
Common Stock
|
20,300 |
| 2025-05-15 | Larson Garrett Riley |
Director |
Award↑
Filing footnotes — Common Stock (Direct)
RSU grant, vests over the earlier of 1 year or the next Annual Meeting of Shareholders. FMV price is the average of high low for the day. |
Common Stock
|
20,300 |
| 2025-05-15 | Washlow Sally A. |
Director, Chief Executive Officer |
Award↑
Filing footnotes — Common Stock (Direct)
RSU grant, vests over the earlier of 1 year or the next Annual Meeting of Shareholders. FMV price is the average of high low for the day. |
Common Stock
|
20,300 |
| 2025-05-15 | Brown Douglas Wells |
Director |
Award↑
Filing footnotes — Common Stock (Direct)
RSU grant, vests over the earlier of 1 year or the next Annual Meeting of Shareholders. FMV price is the average of high low for the day. |
Common Stock
|
20,300 |
| 2025-05-07 | SMITH EDWARD J |
Director |
Buy↑
|
Common Stock
|
5,000 |
| 2025-05-06 | Wentworth William O. |
Director, President |
Buy↑
|
Common Stock
|
10,332 |
| 2025-05-01 | Wentworth William O. |
Director, President |
Buy↑
|
Common Stock
|
10,585 |
| 2025-01-23 | Larson Garrett Riley |
Director |
Award↑
Filing footnotes — Common Stock (Direct)
RSU grant, vests over the earlier of 1 year or the next Annual Meeting of Shareholders. FMV price is the average of high low for the day. |
Common Stock
|
5,272 |
| 2024-09-03 | Wentworth William O. |
Director, President |
Award↑
Filing footnotes — Common Stock (Direct)
FMV price is the average of high low for the day. Vests quarterly over 4 years with a 6 year life |
Common Stock
|
200,000 |
| 2024-08-26 | Brown Douglas Wells |
Director |
Buy↑
|
Common Stock
|
3,000 |
| 2024-07-03 | Ng Gerald Yat |
Vice President CFO |
Tax↓
Filing footnotes — Common Stack (Direct)
Filing this Form 4 was inadvertently missed which should have been timely filed after the shares were withheld to cover taxes on an RSU vesting 7/3/2024 Shares withheld to cover taxes on vesting issuance. FMV price is the average of high low for the day. |
Common Stack
|
5,559 |
| 2024-06-01 | Ng Gerald Yat |
Vice President CFO |
Award↑
Filing footnotes — COMMON STOCK (Direct)
RSU grant, vests annually over 3 years FMV price is the average of high low for the day. |
COMMON STOCK
|
18,750 |
| 2024-06-01 | Gulati Rajeev |
Vice President CTO |
Tax↓
Filing footnotes — COMMON STOCK (Direct)
Shares withheld to cover taxes on vesting issuance. FMV price is the average of high low for the day. |
COMMON STOCK
|
1,976 |
| 2024-06-01 | Ambrose Anthony |
Director, President |
Tax↓
Filing footnotes — COMMON STOCK (Direct)
Shares withheld to cover taxes on vesting issuance. FMV price is the average of high low for the day. |
COMMON STOCK
|
8,870 |
| 2024-06-01 | Ambrose Anthony |
Director, President |
Tax↓
Filing footnotes — Common Stock (Direct)
Shares withheld to cover taxes on vesting issuance. FMV price is the average of high low for the day. |
Common Stock
|
6,652 |
| 2024-06-01 | Tidwell Michael R |
VP Mktg & Corp Bus Dev |
Tax↓
Filing footnotes — COMMON STOCK (Direct)
Shares withheld to cover taxes on vesting issuance. FMV price is the average of high low for the day. |
COMMON STOCK
|
1,853 |
| 2024-06-01 | Tidwell Michael R |
VP Mktg & Corp Bus Dev |
Tax↓
Filing footnotes — Common Stock (Direct)
Shares withheld to cover taxes on vesting issuance. FMV price is the average of high low for the day. |
Common Stock
|
2,223 |
| 2024-06-01 | Ambrose Anthony |
Director, President |
Tax↓
Filing footnotes — Common Stock (Direct)
Shares withheld to cover taxes on vesting issuance. FMV price is the average of high low for the day. |
Common Stock
|
9,978 |
| 2024-06-01 | Gulati Rajeev |
Vice President CTO |
Award↑
Filing footnotes — COMMON STOCK (Direct)
RSU grant, vests annually over 3 years FMV price is the average of high low for the day. |
COMMON STOCK
|
12,500 |
| 2024-06-01 | Tidwell Michael R |
VP Mktg & Corp Bus Dev |
Tax↓
Filing footnotes — COMMON STOCK (Direct)
Shares withheld to cover taxes on vesting issuance. FMV price is the average of high low for the day. |
COMMON STOCK
|
1,976 |
| 2024-06-01 | Gulati Rajeev |
Vice President CTO |
Tax↓
Filing footnotes — Common Stock (Direct)
Shares withheld to cover taxes on vesting issuance. FMV price is the average of high low for the day. |
Common Stock
|
1,482 |
| 2024-06-01 | Ambrose Anthony |
Director, President |
Award↑
Filing footnotes — COMMON STOCK (Direct)
RSU grant, vests annually over 3 years FMV price is the average of high low for the day. |
COMMON STOCK
|
37,500 |
| 2024-06-01 | Gulati Rajeev |
Vice President CTO |
Tax↓
Filing footnotes — COMMON STOCK (Direct)
Shares withheld to cover taxes on vesting issuance. FMV price is the average of high low for the day. |
COMMON STOCK
|
1,853 |
| 2024-06-01 | Tidwell Michael R |
VP Mktg & Corp Bus Dev |
Award↑
Filing footnotes — COMMON STOCK (Direct)
RSU grant, vests annually over 3 years FMV price is the average of high low for the day. |
COMMON STOCK
|
12,500 |
| 2024-05-18 | Gulati Rajeev |
Vice President CTO |
Tax↓
Filing footnotes — COMMON STOCK (Direct)
Shares withheld to cover taxes on vesting issuance. FMV price is the average of high low for the day. |
COMMON STOCK
|
2,223 |
| 2024-05-18 | Tidwell Michael R |
VP Mktg & Corp Bus Dev |
Tax↓
Filing footnotes — COMMON STOCK (Direct)
Shares withheld to cover taxes on vesting issuance. FMV price is the average of high low for the day. |
COMMON STOCK
|
2,965 |
| 2024-05-18 | Ambrose Anthony |
Director, President |
Tax↓
Filing footnotes — COMMON STOCK (Direct)
Shares withheld to cover taxes on vesting issuance. FMV price is the average of high low for the day. |
COMMON STOCK
|
9,978 |
| 2024-05-16 | Wentworth William O. |
Director, President |
Award↑
Filing footnotes — Common Stock (Direct)
RSU grant, vests over the earlier of 1 year or the next Annual Meeting of Shareholders. FMV price is the average of high low for the day. |
Common Stock
|
14,100 |
| 2024-05-16 | SMITH EDWARD J |
Director |
Award↑
Filing footnotes — Common Stock (Direct)
RSU grant, vests over the earlier of 1 year or the next Annual Meeting of Shareholders. FMV price is the average of high low for the day. |
Common Stock
|
14,100 |
| 2024-05-16 | Washlow Sally A. |
Director, Chief Executive Officer |
Award↑
Filing footnotes — Common Stock (Direct)
RSU grant, vests over the earlier of 1 year or the next Annual Meeting of Shareholders. FMV price is the average of high low for the day. |
Common Stock
|
14,100 |
| 2024-05-16 | Brown Douglas Wells |
Director |
Award↑
Filing footnotes — Common Stock (Direct)
RSU grant, vests over the earlier of 1 year or the next Annual Meeting of Shareholders. FMV price is the average of high low for the day. |
Common Stock
|
14,100 |
| 2024-05-14 | Ambrose Anthony |
Director, President |
Gift↓
Filing footnotes — Common Stock (Direct)
Shares given to a charitable organization FMV price is the average of high low for the day. |
Common Stock
|
7,500 |
| 2023-07-03 | Ng Gerald Yat |
Vice President CFO |
Award↑
Filing footnotes — Common Stock (Direct)
Inducement RSU grant, vests annually over 4 years. Under the terms of the 2023 Omnibus Incentive Compensation Plan. FMV price is the average of high low for the day. |
Common Stock
|
75,000 |
| 2023-06-01 | HATLEN JOEL S |
Vice President CFO COO |
Tax↓
Filing footnotes — common stock (Direct)
Shares withheld to cover taxes on vesting issuance. FMV price is the average of high low for the day. |
common stock
|
1,822 |
| 2023-06-01 | Tidwell Michael R |
VP Mktg & Corp Bus Dev |
Tax↓
Filing footnotes — common stock (Direct)
Shares withheld to cover taxes on vesting issuance. FMV price is the average of high low for the day. |
common stock
|
1,758 |
| 2023-06-01 | Tidwell Michael R |
VP Mktg & Corp Bus Dev |
Tax↓
Filing footnotes — common stock (Direct)
Shares withheld to cover taxes on vesting issuance. FMV price is the average of high low for the day. |
common stock
|
1,465 |
| 2023-06-01 | Ambrose Anthony |
Director, President |
Tax↓
Filing footnotes — common stock (Direct)
Shares withheld to cover taxes on vesting issuance. FMV price is the average of high low for the day. |
common stock
|
6,300 |
| 2023-06-01 | Gulati Rajeev |
Vice President CTO |
Tax↓
Filing footnotes — COMMON STOCK (Direct)
Shares withheld to cover taxes on vesting issuance. FMV price is the average of high low for the day. |
COMMON STOCK
|
2,103 |
| 2023-06-01 | Gulati Rajeev |
Vice President CTO |
Tax↓
Filing footnotes — COMMON STOCK (Direct)
Shares withheld to cover taxes on vesting issuance. FMV price is the average of high low for the day. |
COMMON STOCK
|
1,572 |
| 2023-06-01 | HATLEN JOEL S |
Vice President CFO COO |
Tax↓
Filing footnotes — common stock (Direct)
Shares withheld to cover taxes on vesting issuance. FMV price is the average of high low for the day. |
common stock
|
2,278 |
| 2023-06-01 | Gulati Rajeev |
Vice President CTO |
Award↑
Filing footnotes — COMMON STOCK (Direct)
RSU grant, vests annually over 3 years FMV price is the average of high low for the day. |
COMMON STOCK
|
20,000 |