Esam Elashmawi - 16 Aug 2026 Form 4 Insider Report for LATTICE SEMICONDUCTOR CORP (LSCC)

Reporting relationship: SVP, Strategy and Marketing
Issuer ticker: LSCC
Reported as of: 16 Aug 2026
Net transaction value: -$2,121,569
SEC form: 4
Accepted by SEC: 18 Aug 2026, 17:22:03 UTC
Prior SEC filing: 14 Jul 2026
Source filing: View source filing
Reporting owner signature: /s/ Tracy Feanny, Attorney in Fact For: Esam Elashmawi

Key filing fact

Esam Elashmawi filed Form 4 for LATTICE SEMICONDUCTOR CORP (LSCC) on 18 Aug 2026.

Key facts

This page summarizes Esam Elashmawi's Form 4 filing for LATTICE SEMICONDUCTOR CORP (LSCC).
7 reported transactions and 0 derivative rows are listed below.
Accepted by SEC: 18 Aug 2026, 17:22.

Change

Previous filing in this sequence was filed on 14 Jul 2026.
Current net transaction value: -$2,121,569.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001756011 Primary reporting owner

Elashmawi Esam

Relationship: SVP, Strategy and Marketing
Address: 5555 NE MOORE COURT, HILLSBORO
Signature: /s/ Tracy Feanny, Attorney in Fact For: Esam Elashmawi
Signature date: 18 Aug 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

LSCC transaction

Common Stock

Tax liability

Transaction value
Shares: -593
Change %: -0.34%
Price: $130.46^*
Shares after: 171,600
Date: 16 Aug 2026
Ownership: Direct
Footnotes: F1

LSCC transaction

Common Stock

Tax liability

Transaction value
Shares: -438
Change %: -0.26%
Price: $132.67^*
Shares after: 171,162
Date: 17 Aug 2026
Ownership: Direct
Footnotes: F1

LSCC transaction

Common Stock

Sale

Transaction value: $256,817
Shares: -1,934
Change %: -1.1%
Price: $132.79
Shares after: 169,228
Date: 17 Aug 2026
Ownership: Direct
Footnotes: F2, F3

LSCC transaction

Common Stock

Sale

Transaction value: $253,897
Shares: -1,898
Change %: -1.1%
Price: $133.77
Shares after: 167,330
Date: 17 Aug 2026
Ownership: Direct
Footnotes: F2, F4

LSCC transaction

Common Stock

Sale

Transaction value: $1,198,646
Shares: -8,882
Change %: -5.3%
Price: $134.95
Shares after: 158,448
Date: 17 Aug 2026
Ownership: Direct
Footnotes: F2, F5

LSCC transaction

Common Stock

Sale

Transaction value: $248,297
Shares: -1,828
Change %: -1.2%
Price: $135.83
Shares after: 156,620
Date: 17 Aug 2026
Ownership: Direct
Footnotes: F2, F6

LSCC transaction

Common Stock

Sale

Transaction value: $163,911
Shares: -1,200
Change %: -0.77%
Price: $136.59
Shares after: 155,420
Date: 17 Aug 2026
Ownership: Direct
Footnotes: F2, F7

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Rule 10b5-1 trading plan

These transactions were reported as open-market trades under a Rule 10b5-1 plan. The plan lets an insider set trading instructions in advance, which can reduce the risk of trading while in possession of material nonpublic information.

Original filing language: transaction made pursuant to a contract, instruction, or written plan intended to satisfy Rule 10b5-1(c).

Explanation of responses 7 footnotes

Footnote 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.

Footnote F2

The transaction indicated was conducted under an approved 10b5-1 Plan, adoption date of referenced 10b5-1(c) plan is: 05-18-2026.

Footnote F3

This transaction was executed in multiple trades at prices ranging from $132.2600 to $133.2500. 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.

Footnote F4

This transaction was executed in multiple trades at prices ranging from $133.2800 to $134.2300. 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.

Footnote F5

This transaction was executed in multiple trades at prices ranging from $134.2800 to $135.2700. 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.

Footnote F6

This transaction was executed in multiple trades at prices ranging from $135.2800 to $136.2100. 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.

Footnote F7

This transaction was executed in multiple trades at prices ranging from $136.4300 to $136.9300. 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.