MARK JON NELSON - 19 May 2022 Form 4 Insider Report for LATTICE SEMICONDUCTOR CORP (LSCC)

Role: SVP, Sales
Signature: By: Tracy Feanny, Attorney in Fact For: Mark J Nelson
Issuer symbol: LSCC
Transactions as of: 19 May 2022
Net transactions value: -$17,456
Form type: 4
Filing time: 23 May 2022, 17:56:13 UTC
Previous filing: 17 May 2022
Next filing: 11 Jul 2022
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	LSCC	Common Stock	Options Exercise	$0	+712	+2.2%	$0.000000	32,414	19 May 2022	Direct	F1
transaction	LSCC	Common Stock	Tax liability	$17,456	-354	-1.1%	$49.31	32,060	19 May 2022	Direct	F2

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	LSCC	Restricted Stock Unit (RSU)	Options Exercise	$0	-712	-0.5%	$0.000000	140,842	19 May 2022	Common Stock	712	$0.000000	Direct	F3, F4, F5

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Restricted Stock Units - no purchase price for this transaction.
F2	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.
F3	Each Restricted Stock Unit (RSU) represents a right to receive one share of the Issuer's common stock without payment of specific consideration.
F4	Grants of Restricted Stock Units (RSUs) vest as follows: 25% of the RSUs will vest on the first anniversary of the date of grant, and an additional 6.25% of the RSUs shall vest at the end of each three month period thereafter.
F5	Not applicable.