[Form 4] LATTICE SEMICONDUCTOR CORP Insider Trading Activity

Rhea-AI Filing Summary

Lattice Semiconductor (LSCC) reported an insider transaction by its SVP and General Counsel, who remains an officer of the company. On 11/16/2025, 367 shares of common stock were disposed of at a price of $64.18 per share, coded as transaction type “F,” which indicates shares withheld to satisfy tax obligations related to vesting restricted stock units. After this tax withholding event, the reporting person beneficially owns 78,895 shares of Lattice Semiconductor common stock directly. The company retained only the number of shares necessary to meet the tax liability.

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

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

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)
11/16/2025

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	11/16/2025		F(1)		367	D	$64.18	78,895	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. These shares were retained by the Issuer in order to meet the tax withholding obligations of the Reporting Person in connection with the vesting of an installment of the restricted stock units. The amount retained by the Issuer was not in excess of the amount of the tax liability.

	/s/ Tracy Feanny	11/17/2025
	** 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 insider transaction was reported for Lattice Semiconductor (LSCC)?

The SVP and General Counsel of Lattice Semiconductor reported the disposition of 367 shares of common stock on 11/16/2025, related to tax withholding on vested restricted stock units.

At what price were the LSCC shares disposed of in this Form 4 filing?

The 367 LSCC shares were disposed of at a price of $64.18 per share, as shown in the Form 4 transaction table.

Why were the Lattice Semiconductor (LSCC) shares withheld from the insider?

The filing states that the shares were retained by the issuer to meet the tax withholding obligations of the reporting person upon vesting of restricted stock units, and the amount was not more than the tax liability.

How many Lattice Semiconductor shares does the insider own after this transaction?

Following the reported tax withholding transaction, the insider beneficially owns 78,895 shares of Lattice Semiconductor common stock directly.

What is the role of the reporting person in Lattice Semiconductor (LSCC)?

The reporting person is an officer of Lattice Semiconductor, serving as SVP, General Counsel, as indicated in the relationship section of the filing.

Is this Lattice Semiconductor Form 4 filed by a single reporting person?

Yes. The filing indicates that the Form 4 is filed by one reporting person, not by a group or jointly with others.