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$ Value

$0

Shares

3,660

Price

$0

Filed

Dec 15

Insider

Name

Thurman Alex R.

Title

SVP & CHIEF FINANCIAL OFFICER

CIK

0001920061

Roles

Officer

Transaction Details

Transaction Date

2025-12-11

Code

A

Table

Derivative

Ownership

Direct

Equity Swap

No

Shares After

37,510

Footnotes

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 of the Issuer's Board of Directors determined 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 March 2026. 50% of the portion of the option reported herein will vest and become exercisable in December 2026. | Amount reported reflects a de minimis adjustment to correct a mathematical error previously reported.

Filing Info

Accession No.

0001920061-25-000005

Form Type

4

Issuer CIK

0001192448

Thurman Alex R.'s History

Date Ticker Type Value
2026-04-02 GKOS F $174K
2026-03-25 GKOS $267K
2026-03-25 GKOS A $0
2026-03-25 GKOS A $0
2026-03-25 GKOS A $0
2026-03-24 GKOS $160K
2026-03-24 GKOS F $213K
2026-03-23 GKOS F $131K
2025-12-11 GKOS A $0
2025-11-25 GKOS $33K

Other Insiders at GKOS (90d)

Insider Bought Sold Last
Stapley Marc $1.9M 2026-01-22
Burns Thomas William
CHAIRMAN & CEO
2026-04-02
Gilliam Joseph E
PRESIDENT & COO
$1.3M 2026-04-02
Navratil Tomas
CHIEF DEVELOPMENT OFFICER
$246K 2026-04-10
Thurman Alex R.
SVP & CHIEF FINANCIAL OFFICER
$427K 2026-04-02