Lattice Semiconductor retains 515 shares for taxes

The shares were retained for tax withholding connected with an installment of restricted stock units, and the retained amount did not exceed the tax liability.

Rhea-AI Filing Summary

Lattice Semiconductor Corp (LSCC) reported a tax-withholding transaction involving 515 common shares for Esam Elashmawi, SVP, Strategy and Marketing, on October 10, 2026. The issuer retained the shares to meet his tax withholding obligations tied to vesting of an installment of restricted stock units; the amount retained did not exceed the tax liability. Elashmawi reported 154,225 shares held directly after the transaction. No Rule 10b5-1 plan is reported.

Insider Trade Summary

Tax Withholding: 515 shares

Tax Withholding 1 txn

Insider Elashmawi Esam

Role SVP, Strategy and Marketing

Type	Security	Shares	Price	Value
Tax Withholding	Common Stock F1	515	$126.05	$65K

Holdings After Transaction: Common Stock — 154,225 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.

Key Figures

Shares retained for tax withholding: 515 shares Reported per-share price: $126.05 per share Direct common shares after transaction: 154,225 shares

3 metrics

Shares retained for tax withholding 515 shares October 10, 2026 transaction

Reported per-share price $126.05 per share Tax-withholding transaction

Direct common shares after transaction 154,225 shares Reported following the October 10, 2026 transaction

Key Terms

restricted stock units, tax withholding obligations, tax liability

3 terms

restricted stock units financial

"vesting of an installment of the restricted stock units"

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

tax withholding obligations financial

"meet the tax withholding obligations of the Reporting Person"

tax liability financial

"not in excess of the amount of the tax liability"

FAQ

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

How many LSCC shares were retained for Esam Elashmawi's tax withholding?

The issuer retained 515 common shares on October 10, 2026, to meet Esam Elashmawi's tax withholding obligations tied to vesting of an installment of restricted stock units. The amount retained did not exceed the tax liability.

How many LSCC shares did Esam Elashmawi hold after the transaction?

Esam Elashmawi reported 154,225 shares of common stock held directly after the transaction.

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

Form 4 Insider Transactions: What Each Field Means →

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Available on EDGAR 10/13/2026 - 01:15 PM EDT Accepted by SEC EDGAR 10/13/2026 - 01:14 PM EDT 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^*

Elashmawi Esam

(Last) (First) (Middle)

5555 NE MOORE COURT

(Street)

HILLSBORO OREGON 97124

(City) (State) (Zip)

UNITED STATES

(Country)

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, Strategy and Marketing

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
10/10/2026

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

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

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

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	10/10/2026		F(1)		515	D	$126.05	154,225	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: Esam Elashmawi	10/13/2026
	** 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.
* Form 4: SEC 1474 (03-26)