Gilbert H. Kliman - 09 Dec 2025 Form 4 Insider Report for GLAUKOS Corp (GKOS)

Role
Director
Signature
Diana Scherer, Attorney-in-Fact
Issuer symbol
GKOS
Transactions as of
09 Dec 2025
Net transactions value
-$536,350
Form type
4
Filing time
11 Dec 2025, 16:20:43 UTC
Previous filing
02 Jun 2025
Next filing
07 Jan 2026

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Kliman Gilbert H Director C/O GLAUKOS CORPORATION, ONE GLAUKOS WAY, ALISO VIEJO Diana Scherer, Attorney-in-Fact 11 Dec 2025 0001293171

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction GKOS Common Stock Options Exercise $123,450 +5,000 +14% $24.69 39,905 09 Dec 2025 Direct F1
transaction GKOS Common Stock Sale $536,350 -5,000 -13% $107.27 34,905 09 Dec 2025 Direct F1, 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 GKOS Stock Option (Right to Buy) Options Exercise $123,450 -5,000 -33% $24.69 10,000 09 Dec 2025 Common Stock 5,000 $24.69 Direct F3
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Includes 2,569 restricted stock units that have not vested or been delivered to the Reporting Person, as well as restricted stock units that have vested but delivery of which has been deferred by the Reporting Person.
F2 This transaction was executed in multiple trades at prices ranging from $107.22 to $107.45. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.
F3 This option was granted on June 2, 2016 and fully vested on the first anniversary of the grant date.