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$ Value

$92K

Shares

1,098

Price

$83

Filed

Sep 22

Insider

Name

Burns Thomas William

Title

CHAIRMAN & CEO

CIK

0001644557

Roles

Director Officer

Transaction Details

Transaction Date

2025-09-19

Code

F

Table

Non-Derivative

Ownership

Direct

Equity Swap

No

Shares After

154,764

Footnotes

Represents shares of common stock underlying a portion of an award of restricted stock units previously granted by the Issuer on March 18, 2021, 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 on September 18, 2025 that two of the operational targets had been achieved. The number of shares reported herein consists of the portion of the award that was deemed earned based upon the achievement of the operational targets. 50% of the number of shares of common stock reported herein will vest and be delivered on September 23, 2025 and the remaining 50% will vest and be delivered in June 2026. | Includes 97,330 restricted stock units that have not yet vested or been delivered to the Reporting Person. | Consists of shares withheld by the Issuer with respect to tax withholding obligations of the Reporting Person upon vesting and delivery of shares of common stock underlying restricted stock units previously granted by the Issuer on March 24, 2022. | Includes 95,246 restricted stock units that have not yet vested or been delivered to the Reporting Person.

Filing Info

Accession No.

0001644557-25-000003

Form Type

4

Issuer CIK

0001192448

Burns Thomas William's History

Date Ticker Type Value
2026-04-02 GKOS F $271K
2026-04-02 GKOS F $818K
2026-04-01 GKOS G $0
2026-04-01 GKOS G $0
2026-03-25 GKOS A $0
2026-03-25 GKOS A $0
2026-03-25 GKOS A $358.5M
2026-03-25 GKOS A $12155.9M
2026-03-25 GKOS A $9697.1M
2026-03-24 GKOS F $289K

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