Lattice withholds 654 shares for RSU taxes

As tax withholding for RSU vesting, the shares were withheld, and Desale now directly holds 72,085 shares.

Rhea-AI Filing Summary

LATTICE SEMICONDUCTOR CORP (LSCC) reported that officer Pravin Desale, SVP, R&D, had 654 shares of common stock withheld on 2026-08-31 to satisfy tax withholding obligations arising from the vesting of restricted stock units. The issuer retained these shares, and Desale now holds 72,085 shares directly.

Insider Trade Summary

Tax Withholding: 654 shares

Tax Withholding 1 txn

Insider Desale Pravin

Role SVP, R&D

Type	Security	Shares	Price	Value
Tax Withholding	Common Stock F1	654	$115.34	$75K

Holdings After Transaction: Common Stock — 72,085 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 withheld for taxes: 654 shares Per-share valuation for withholding: $115.34 per share Shares owned after transaction: 72,085 shares +1 more

4 metrics

Shares withheld for taxes 654 shares Common stock retained by issuer on 2026-08-31 to meet tax withholding obligations

Per-share valuation for withholding $115.34 per share Valuation applied to 654 shares withheld in code F transaction on 2026-08-31

Shares owned after transaction 72,085 shares Direct ownership of LSCC common stock by Pravin Desale following the withholding transaction

Code F shares in filing 654 shares Exercise price or tax liability-related shares as summarized in transaction summary

Key Terms

restricted stock units, tax withholding obligations, Payment of tax liability by delivering or withholding securities

3 terms

restricted stock units financial

"in connection with the 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

"retained by the Issuer in order to meet the tax withholding obligations"

Payment of tax liability by delivering or withholding securities financial

"transaction_code_description": "Payment of tax liability by delivering or withholding securities"

FAQ

What insider transaction did LSCC report for Pravin Desale?

LSCC reported that Pravin Desale had 654 shares of common stock withheld on 2026-08-31 to satisfy tax withholding obligations related to a vesting installment of restricted stock units. The shares were retained by the issuer and not sold on the open market.

How many LSCC shares were involved in the tax withholding for Pravin Desale?

The transaction involved 654 shares of LSCC common stock, retained by the issuer to meet Pravin Desale’s tax withholding obligations in connection with the vesting of restricted stock units. The amount retained was stated not to exceed the related tax liability.

At what price were Pravin Desale’s LSCC shares valued for the tax withholding?

The 654 shares withheld for Pravin Desale’s tax obligations were valued at a per-share price of $115.34. This valuation was used in connection with the retention of shares by the issuer to cover the reported tax liability from the RSU vesting.

How many LSCC shares does Pravin Desale hold after this transaction?

Following the tax-withholding transaction, Pravin Desale directly holds 72,085 shares of LSCC common stock. This figure reflects his direct ownership after the issuer retained 654 shares to satisfy tax withholding obligations from restricted stock unit vesting.

Was Pravin Desale’s LSCC transaction under a Rule 10b5-1 trading plan?

No. The filing’s Rule 10b5-1 checkbox was not selected, and the footnote explains the transaction as shares retained by the issuer for tax withholding obligations from restricted stock unit vesting, rather than a discretionary trade under a pre-arranged trading plan.

Did Pravin Desale sell LSCC shares on the open market in this Form 4?

No. The reported code F transaction shows 654 shares were retained by the issuer to satisfy tax withholding obligations related to restricted stock unit vesting. The filing does not report any open-market purchases or sales by Pravin Desale.

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

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Available on EDGAR 09/01/2026 - 05:21 PM Accepted by SEC EDGAR 09/01/2026 - 05:21 PM 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
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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^*

Desale Pravin

(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, R&D

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
08/31/2026

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	08/31/2026		F(1)		654	D	$115.34	72,085	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: Pravin Desale	09/01/2026
	** 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)