[Form 4] DATA I/O CORP Insider Trading Activity

Rhea-AI Filing Summary

Charles J. DiBona, Vice President & CFO of Data I/O Corp (DAIO), received an initial RSU inducement grant of 100,000 shares on 09/01/2025 as reported on Form 4. The restricted stock units vest annually over three years and are reported as direct ownership of 100,000 shares following the grant. The fair market value per share used for the disclosure is $3.1543, calculated as the average of the high and low price for the day. The Form 4 is signed on 09/30/2025 and notes the grant was made upon hiring.

Positive

• Alignment with shareholders: 100,000 RSUs vesting over three years ties executive compensation to long-term share performance.
• Clear disclosure: Form 4 specifies grant date, amount, vesting schedule, FMV per share, and that the grant was an inducement upon hiring.

Negative

• None.

Insights

Financial Analyst

TL;DR: New executive RSU of 100,000 shares aligns compensation with shareholder value but is routine for hiring.

The grant of 100,000 RSUs to the newly hired VP & CFO creates immediate alignment between management and shareholders by converting pay into equity that vests over time. The reported FMV of $3.1543 per share provides a notional value for the grant, but no cash transaction or option exercise is involved. Because the award is an inducement RSU and vests annually over three years, its economic impact depends on future share performance and the company's total share count, which are not detailed in this filing.

Corporate Governance Expert

TL;DR: Inducement RSU on hiring is standard governance practice; disclosure is timely and clear.

The Form 4 discloses the grant date, amount, vesting schedule, and reporting person, meeting Section 16 reporting requirements. Labeling the award as an "initial RSU inducement grant upon hiring" indicates a retention and alignment purpose. The filing does not include plan-level details, performance conditions, or company-wide equity expense information, so assessment of governance quality is limited to the adequacy of the disclosure provided here.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
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hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

1. Name and Address of Reporting Person^*

DiBona Charles Joseph

(Last) (First) (Middle)

2415 8TH AVENUE W

(Street)

SEATTLE WA 98119

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
DATA I/O CORP [ DAIO ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Vice President & CFO

3. Date of Earliest Transaction (Month/Day/Year)
09/01/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	09/01/2025		A		100,000(1)	A	$3.1543(2)	100,000	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. RSU grant, vests annually over 3 years

2. FMV price is the average of high low for the day.

Remarks:

Initial RSU Inducement Grant upon hiring

	/s/ Charles Joesph DiBona	09/30/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What did DAIO insider Charles J. DiBona report on Form 4?

The filing reports an initial RSU inducement grant of 100,000 shares dated 09/01/2025, with direct beneficial ownership of 100,000 shares following the grant.

When do the RSUs granted to the CFO vest?

The RSUs vest annually over three years according to the explanation in the Form 4.

What fair market value was used for the RSU grant?

The Form 4 lists an FMV of $3.1543 per share, described as the average of the high and low price for the day.

Was the RSU grant reported as direct or indirect ownership?

The filing reports the ownership form as Direct (D) for the 100,000 shares.

When was the Form 4 signed by the reporting person?

The signature on the Form 4 is dated 09/30/2025.