NASDAQ: DAIO
Data I/O Corp Stock Ownership - Who owns Data I/O?

Insider buying vs selling

Have Data I/O Corp insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
William O. WentworthPresident2025-12-031,100$2.80
$3.08kBuy
Steven M. WaszakDirector2025-12-037,950$2.79
$22.20kBuy
William O. WentworthPresident2025-12-027,455$2.78
$20.75kBuy
Charles Joseph DibonaVice President CFO2025-09-01100,000$3.15
$315.40kBuy
Edward J. 1. SmithDirector2025-05-1520,300$2.48
$50.34kBuy
Sally A. WashlowDirector2025-05-1520,300$2.48
$50.34kBuy
Douglas Wells BrownDirector2025-05-1520,300$2.48
$50.34kBuy
Garrett Riley LarsonDirector2025-05-1520,300$2.48
$50.34kBuy
Edward J. 1. SmithDirector2025-05-075,000$2.46
$12.30kBuy
William O. WentworthPresident2025-05-0610,332$2.42
$25.00kBuy

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Net Insider Buy/Sell (L12M) Ownership

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DAIO Shareholders

What type of owners hold Data I/O Corp stock?

Institutional
Insider
Retail
NameHoldSharesValueType
John D. Delafield21.74%2,041,878$6.47MInsider
Bisco Industries Inc15.50%1,455,583$4.61MInsider
Leviticus Partners L P10.86%1,020,312$3.23MInsider
Kanen Wealth Management LLC8.94%839,421$2.66MInstitution
Renaissance Technologies LLC5.08%476,834$1.51MInstitution
Anthony Ambrose5.02%471,048$1.49MInsider
David Kanen4.25%398,803$1.26MInsider
Vanguard Group Inc3.82%358,458$1.14MInstitution
Penbrook Management LLC3.76%352,750$1.12MInstitution
Kovack Advisors Inc2.80%263,231$834.44kInstitution

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DAIO vs Electronic Component Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
DAIO31.26%68.74%Net BuyingNet Buying
LGL23.98%76.02%
SELX8.81%0.00%
NEON2.11%97.89%
GAUZ18.45%0.00%

Data I/O Stock Ownership FAQ

Who owns Data I/O?

Data I/O (NASDAQ: DAIO) is owned by 33.98% institutional shareholders, 74.71% Data I/O insiders, and 0.00% retail investors. John D. Delafield is the largest individual Data I/O shareholder, owning 2.04M shares representing 21.74% of the company. John D. Delafield's Data I/O shares are currently valued at $6.47M.

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