[Form 4] LATTICE SEMICONDUCTOR CORP Insider Trading Activity

Lattice Semiconductor (LSCC) reported an insider equity transaction by SVP, Sales Erhaan Shaikh.

Rhea-AI Filing Summary

Lattice Semiconductor (LSCC) reported an insider equity transaction by SVP, Sales Erhaan Shaikh. On 10/15/2025, the issuer retained 643 shares of common stock, coded F, in connection with the vesting of restricted stock units to satisfy the reporting person’s tax withholding obligations at $71.33 per share.

Following this administrative withholding, Shaikh beneficially owns 81,213 shares directly. The filing notes the amount retained was not in excess of the tax liability.

Insights

Equity compensation analyst

Routine tax withholding on RSU vesting; neutral impact.

This Form 4 records an issuer share retention to cover taxes upon RSU vesting. The transaction code F and the narrative explain the withholding mechanism rather than an open‑market sale.

The reporting person’s direct holdings are listed as 81,213 shares after the event. Such administrative entries typically do not alter the investment thesis; market impact depends on broader company fundamentals, not this withholding.

Insider Trade Summary

Exercise Price or Tax Liability: 643 shares

Exercise Price or Tax Liability 1 txn

Insider Shaikh Erhaan

Role SVP, Sales

Type	Security	Shares	Price	Value
Exercise Price or Tax Liability	Common Stock	643	$71.33	$46K

Holdings After Transaction: Common Stock — 81,213 shares (Direct)

Footnotes (1)

1. F1. 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.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What did Lattice Semiconductor (LSCC) disclose in this Form 4?

An issuer retention of 643 shares on 10/15/2025 to satisfy tax withholding upon RSU vesting for SVP, Sales Erhaan Shaikh.

What was the transaction price for the withheld shares?

The transaction reflects a price of $71.33 per share.

How many LSCC shares does the reporting person own after the transaction?

The filing reports 81,213 shares beneficially owned directly after the transaction.

What does Transaction Code F indicate here?

The filing uses code F and explains the issuer retained shares to meet tax withholding obligations tied to RSU vesting.

Who is the reporting person and their role at LSCC?

The reporting person is Erhaan Shaikh, serving as SVP, Sales.

Was this a market sale of LSCC shares?

The narrative states the issuer retained shares to cover taxes in connection with RSU vesting, and the amount was not in excess of the tax liability.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 10/16/2025 - 12:00 AM Learn about SEC filing dates

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).

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^*

Shaikh Erhaan

(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, Sales

3. Date of Earliest Transaction (Month/Day/Year)
10/15/2025

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	10/15/2025		F(1)		643	D	$71.33	81,213	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, Attorney in Fact For: Erhaan Shaikh	10/16/2025
	** 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.