Lattice Semiconductor CEO buys 9,790 shares

The per-share figures are reported as purchase prices in the transaction rows but as weighted average sale prices in the linked footnotes.

Available on EDGAR 11/04/2026 - 02:36 PM EST Accepted by SEC EDGAR 11/04/2026 - 02:35 PM EST Learn about SEC filing dates

Rhea-AI Filing Summary

Lattice Semiconductor Corp. President & CEO Ford Tamer reported three indirect purchases of common stock held in trust on November 4, 2026, totaling 9,790 shares. The transaction rows list per-share amounts of $101.7849, $102.7116 and $103.3988, while the linked footnotes describe each as a weighted average sale price. The reported indirect position was 315,677 shares; no Rule 10b5-1 plan is reported.

Insider Trade Summary

Net Buyer: 9,790 shares

Net Buy 3 txns

Insider Tamer Ford

Role President & CEO

Bought 9,790 shs ($1.00M)

Increase in Position 97.9%

Type	Security	Shares	Price	Value
Purchase	Common Stock F1	2,894	$101.7849	$295K
Purchase	Common Stock F2	5,696	$102.7116	$585K
Purchase	Common Stock F3	1,200	$103.3988	$124K
Holding	Common Stock	--	--	--

Holdings After Transaction: Common Stock — 19,790 shares (Indirect, HELD IN TRUST); Common Stock — 315,677 shares (Indirect, Ford Tamer)

Holdings Before and After: Common Stock, 10,000 to 19,790 shares (Indirect, HELD IN TRUST)

Footnotes (3)

1. F1. This transaction was executed in multiple trades at prices ranging from $101.1900 to $102.1500. 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.
2. F2. This transaction was executed in multiple trades at prices ranging from $102.2300 to $103.2000. 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. F3. This transaction was executed in multiple trades at prices ranging from $103.2300 to $103.5600. 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.

Key Figures

Shares purchased (transaction 1): 2,894 shares Shares purchased (transaction 2): 5,696 shares Shares purchased (transaction 3): 1,200 shares +5 more

8 metrics

Shares purchased (transaction 1) 2,894 shares November 4, 2026; held in trust

Shares purchased (transaction 2) 5,696 shares November 4, 2026; held in trust

Shares purchased (transaction 3) 1,200 shares November 4, 2026; held in trust

Reported per-share amount (transaction 1) $101.7849 per share November 4, 2026; linked footnote describes this as a weighted average sale price

Reported per-share amount (transaction 2) $102.7116 per share November 4, 2026; linked footnote describes this as a weighted average sale price

Reported per-share amount (transaction 3) $103.3988 per share November 4, 2026; linked footnote describes this as a weighted average sale price

Reported indirect position following transactions 315,677 shares November 4, 2026

Shares purchased across reported transactions 9,790 shares Three transactions on November 4, 2026

Key Terms

weighted average sale price

1 terms

weighted average sale price financial

"price reported above reflects the weighted average sale price"

FAQ

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

How many shares did Ford Tamer buy in LSCC?

Ford Tamer reported purchases totaling 9,790 shares on November 4, 2026, in three indirect, trust-held transactions of 2,894, 5,696 and 1,200 shares. No Rule 10b5-1 plan is reported for the transactions.

What prices were reported for Ford Tamer's LSCC purchases?

The transaction rows list $101.7849, $102.7116 and $103.3988 per share for the three purchases, respectively. Each linked footnote describes the reported amount as a weighted average sale price and gives a separate multiple-trade price range.

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

Form 4 Insider Transactions: What Each Field Means →

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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^*

Tamer Ford

(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)

X	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	President & CEO

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
11/04/2026

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	11/04/2026		P		2,894	A	$101.7849(1)	12,894	I	HELD IN TRUST
Common Stock	11/04/2026		P		5,696	A	$102.7116(2)	18,590	I	HELD IN TRUST
Common Stock	11/04/2026		P		1,200	A	$103.3988(3)	19,790	I	HELD IN TRUST
Common Stock								315,677	I	Ford Tamer

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. This transaction was executed in multiple trades at prices ranging from $101.1900 to $102.1500. 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.

2. This transaction was executed in multiple trades at prices ranging from $102.2300 to $103.2000. 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 $103.2300 to $103.5600. 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, Attorney in Fact For: Ford Tamer	11/04/2026
	** 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)