LATTICE SEMICONDUCTOR CORP — Director's Dealing 2017

Oct 20, 2017

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: LATTICE SEMICONDUCTOR CORP (LSCC)
CIK: 0000855658
Period of Report: 2017-10-18

Reporting Person: Billerbeck Darin G (Director, President & CEO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2017-10-18	Common Stock	M	574600	$4.86	Acquired	1018111	Direct
2017-10-18	Common Stock	F	531807	$5.73	Disposed	486304	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2017-10-18	Non-Qualified Stock Option (right to buy)	$4.86	M	574600	Disposed	2017-11-08	Common Stock (574600)	Direct

Footnotes

F1: These shares were retained by the Issuer in order to meet the aggregate exercise price and tax withholding obligations of the Reporting Person in connection with the exercise of stock options that were scheduled to expire on November 8, 2017. The amount retained by the Issuer was not in excess of the amount of the tax liability. The Reporting Person retained the net shares obtained on the exercise.

F2: This option to purchase shares of common stock vested as follows: 25% of the total amount of shares subject to the option vested on 11/8/2011. 6.25% of the total amount of the shares subject to the option vested in each of the three months thereafter until all shares vested on 11/8/2014.