Alex R. Thurman - Sep 14, 2023 Form 4 Insider Report for GLAUKOS Corp (GKOS)

Role: SVP & CHIEF FINANCIAL OFFICER
Signature: Diana Scherer, Attorney-in-Fact
Stock symbol: GKOS
Transactions as of: Sep 14, 2023
Transactions value $: $0
Form type: 4
Date filed: 9/18/2023, 06:11 PM
Previous filing: Apr 10, 2023
Next filing: Dec 12, 2023

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	GKOS	Stock Option (Right to Buy)	Award	$0	+3.66K	+23.53%	$0.00	19.2K	Sep 14, 2023	Common Stock	3.66K	$55.18	Direct	F1, F2

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

Explanation of Responses:

Id	Content
F1	Represents a portion of an option to purchase shares of common stock previously granted by the Issuer on March 24, 2022, the vesting of which was subject to the Issuer's achievement of certain pre-determined operational targets over a multi-year performance period. The Compensation, Nominating & Governance Committee determined on September 14, 2023 that certain of the operational targets had been achieved. The number of shares of common stock subject to the stock option as reported herein consists of the portion of the award that was earned based upon the achievement of the operational targets.
F2	50% of the portion of the option reported herein will vest and become exercisable in October 2023, and the remaining 50% will vest and become exercisable in July 2024.

Content

Represents a portion of an option to purchase shares of common stock previously granted by the Issuer on March 24, 2022, the vesting of which was subject to the Issuer's achievement of certain pre-determined operational targets over a multi-year performance period. The Compensation, Nominating & Governance Committee determined on September 14, 2023 that certain of the operational targets had been achieved. The number of shares of common stock subject to the stock option as reported herein consists of the portion of the award that was earned based upon the achievement of the operational targets.

50% of the portion of the option reported herein will vest and become exercisable in October 2023, and the remaining 50% will vest and become exercisable in July 2024.