[Form 4] Lattice Semiconductor Corp Insider Trading Activity

Rhea-AI Filing Summary

Tracy Feanny, SVP and General Counsel of Lattice Semiconductor Corp (LSCC), reported two sales of company common stock on 08/28/2025 executed under an approved 10b5-1 plan adopted 05/29/2025. The first sale disposed of 5,565 shares at a weighted average price of $66.4667, leaving 79,880 shares beneficially owned. The second sale disposed of 400 shares at a weighted average price of $66.915, leaving 79,480 shares beneficially owned. The filing states both transactions were executed in multiple trades and the reporting person will provide trade-level details on request.

Positive

• Transaction executed under an approved 10b5-1 plan, adopted 05-29-2025, showing pre-planned, rule-compliant selling
• Timely and detailed disclosure including weighted-average sale prices and post-transaction beneficial ownership, with commitment to provide trade-level details on request

Negative

• Insider sold a total of 5,965 shares (5,565 and 400), reducing beneficial ownership to 79,480 shares
• Sales may be interpreted by some investors as insider liquidity activity rather than signal of operational change (no operational context provided in filing)

Insights

Financial Analyst

TL;DR: Insider sales under an existing 10b5-1 plan; routine disclosure, limited near-term market signal.

The reported transactions show an officer executing pre-planned sales under a 10b5-1(c) plan, which provides an affirmative defense to insider trading claims when properly adopted and followed. The sizes—5,565 and 400 shares—are explicit and accompanied by weighted-average prices, and the filer commits to provide trade-level details if requested. From a financial perspective, these sales represent a disclosed reduction in beneficial ownership but no new information about company operations or outlook is provided in the filing.

Corporate Governance Expert

TL;DR: Proper governance practice: documented 10b5-1 plan and timely Form 4 filing; transparency is appropriate.

The filing documents adherence to procedural controls: the 10b5-1 plan adoption date is included and the Form 4 discloses weighted-average sale prices and post-sale ownership levels. This level of disclosure supports governance transparency. The filing does not indicate any non-routine event such as a discretionary sale outside a plan or any related-party transaction that would raise immediate governance concerns.

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^*

Feanny Tracy Ann

(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)
	SVP, General Counsel

3. Date of Earliest Transaction (Month/Day/Year)
08/28/2025

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	08/28/2025		S(1)		5,565	D	$66.4667(2)	79,880	D
Common Stock	08/28/2025		S(1)		400	D	$66.915(3)	79,480	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: 05-29-2025.

2. This transaction was executed in multiple trades at prices ranging from $65.8800 to $66.8400. The price reported above reflects the weighted average sale price. The Reporting Person undertakes to provide upon request by the staff of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate sale price.

3. This transaction was executed in multiple trades at prices ranging from $66.8800 to $66.9400. The price reported above reflects the weighted average sale price. The Reporting Person undertakes to provide upon request by the staff of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate sale price.

	/s/ Tracy Feanny	08/29/2025
	** 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 Tracy Feanny (LSCC) report on Form 4?

She reported two sales on 08/28/2025 totaling 5,965 shares, executed under a 10b5-1 plan; weighted-average sale prices were $66.4667 and $66.915.

Was the sale conducted under a 10b5-1 plan?

Yes. The filing states the transactions were conducted under an approved 10b5-1 plan adopted 05/29/2025.

How many shares did Tracy Feanny own after the reported transactions?

After the first reported sale the filing shows 79,880 shares beneficially owned; after the second it shows 79,480 shares beneficially owned.

Are the sale prices broken out by individual trades?

Not in the Form 4. The filing reports weighted-average sale prices and states the transactions were executed in multiple trades; trade-level details will be provided upon request to the SEC staff, the issuer, or a security holder.

When were the transactions executed?

The transactions were executed on 08/28/2025 according to the Form 4.