Form 4 Filing: 10b5-1 Sale by Lattice Semiconductor Officer

Rhea-AI Filing Summary

Tonya Stevens, CVP and Chief Accounting Officer of Lattice Semiconductor Corporation (LSCC), reported a sale of 3,439 shares of common stock on 08/13/2025 at a price of $64.92 per share. The Form 4 states the transaction was executed under an approved 10b5-1 trading plan with an adoption date of 12/06/2024.

Following the reported disposition, Ms. Stevens beneficially owned 87,776 shares directly. The Form 4 was signed on behalf of the reporting person by an attorney-in-fact, Tracy Feanny, dated 08/14/2025. No derivative holdings or other transactions are listed in the filing.

Positive

• Transaction executed under an approved 10b5-1 plan (adoption date 12/06/2024), indicating a pre-established trading arrangement
• Form 4 filed and signed (attorney-in-fact Tracy Feanny dated 08/14/2025), providing timely disclosure of the transaction

Negative

• Insider disposed of 3,439 shares on 08/13/2025, reducing direct holdings
• Direct beneficial ownership decreased to 87,776 shares following the reported sale

Insights

Securities Analyst

TL;DR: Officer executed a pre-established 10b5-1 sale of 3,439 shares at $64.92; ownership now 87,776 shares.

The Form 4 documents a single non-derivative sale by an officer of LSCC on 08/13/2025. The sale of 3,439 shares at $64.92 is explicitly identified as conducted under an approved 10b5-1 plan (adoption date 12/06/2024), which indicates the trade followed a pre-existing trading arrangement. The filing shows direct beneficial ownership of 87,776 shares after the transaction and contains no derivative positions. This disclosure is clear and complete for the reported transaction.

Corporate Governance Expert

TL;DR: Filing shows compliant disclosure and use of a 10b5-1 plan; transaction was reported by attorney-in-fact.

The Form 4 identifies the reporting person as Tonya Stevens, CVP and Chief Accounting Officer, and notes the trade was executed under an approved 10b5-1 plan adopted on 12/06/2024. The document is signed by an attorney-in-fact, Tracy Feanny, on 08/14/2025, which satisfies signature disclosure requirements. The report contains the required details: transaction date, number of shares sold, price per share, and post-transaction holdings. No additional governance concerns or related-party transactions are disclosed in this filing.

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
Estimated average burden
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).

X

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Stevens Tonya

(Last) (First) (Middle)

5555 NE MOORE COURT

(Street)

HILLSBORO OR 97124

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
LATTICE SEMICONDUCTOR CORP [ LSCC ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	CVP, Chief Accounting Officer

3. Date of Earliest Transaction (Month/Day/Year)
08/13/2025

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	08/13/2025		S(1)		3,439	D	$64.92	87,776	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. The transaction indicated was conducted under an approved 10b5-1 Plan, adoption date of referenced 10b5-1(c) plan is: 12-06-2024.

	/s/ Tracy Feanny, Attorney in Fact For: Tonya Stevens	08/14/2025
	** 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

Who filed the Form 4 for LSCC?

The filing reports Tonya Stevens, CVP and Chief Accounting Officer, as the reporting person.

What transaction is reported on the LSCC Form 4 dated 08/13/2025?

A sale of 3,439 shares of common stock executed on 08/13/2025 at a price of $64.92 per share.

Was the LSCC transaction part of a 10b5-1 plan?

Yes. The Form 4 states the transaction was conducted under an approved 10b5-1 plan adopted on 12/06/2024.

How many LSCC shares did Tonya Stevens own after the reported sale?

After the transaction, Ms. Stevens beneficially owned 87,776 shares directly.

Who signed the Form 4 and when?

The Form 4 was signed by Tracy Feanny, Attorney in Fact, on 08/14/2025.