Glaukos director granted 2,987 stock options

GLAUKOS Corp director Gilbert H. Kliman received a grant of 2,987 stock options, each with an exercise price of $106.52.

Rhea-AI Filing Summary

GLAUKOS Corp director Gilbert H. Kliman received a grant of 2,987 stock options, each with an exercise price of $106.52. The options relate to common stock and were awarded under the company’s Director Compensation Policy as part of his board compensation.

This Form 4/A is an amendment to a prior filing that had mistakenly reported the exercise price as $53.57. The options were granted on May 28, 2026, vest in full on the one-year anniversary of the grant date, and expire on May 28, 2036.

Insider Trade Summary

Grant/Award: 2,987 shares

Grant/Award 1 txn

Insider Kliman Gilbert H

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Stock Option (Right to Buy)	2,987	$0.00	$0.00

Holdings After Transaction: Stock Option (Right to Buy) — 2,987 contracts (Direct)

Footnotes (2)

1. F1. This Form 4A amends a Form 4 filed June 1, 2026 that incorrectly reported the exercise price of options granted to the Reporting Person on May 28, 2026 as $53.57. The correct exercise price for the options granted is $106.52, as shown above.
2. F2. Granted pursuant to the Issuer's Director Compensation Policy. Vests in full on the one-year anniversary of grant date.

Key Figures

Options granted: 2,987 options Exercise price: $106.52 per share Incorrect prior price: $53.57 per share +4 more

7 metrics

Options granted 2,987 options Stock Option (Right to Buy) granted May 28, 2026

Exercise price $106.52 per share Correct exercise price for options granted May 28, 2026

Incorrect prior price $53.57 per share Erroneous exercise price reported in original Form 4

Underlying shares 2,987 shares Common Stock underlying the stock options

Vesting date One year from May 28, 2026 Options vest in full on one-year anniversary of grant

Expiration date May 28, 2036 Options expire ten years after grant date

Post-transaction derivative holding 2,987 options Total stock options held following this grant

Key Terms

Stock Option (Right to Buy), Director Compensation Policy, Form 4A, exercise price, +1 more

5 terms

Stock Option (Right to Buy) financial

"security_title: Stock Option (Right to Buy)"

Director Compensation Policy financial

"Granted pursuant to the Issuer's Director Compensation Policy."

Form 4A regulatory

"This Form 4A amends a Form 4 filed June 1, 2026"

exercise price financial

"incorrectly reported the exercise price of options granted"

The exercise price is the fixed amount at which you can buy or sell an asset, like a stock, when using an options contract. It matters because it helps determine whether exercising the option will be profitable or not, depending on the current market price. Think of it as the set price you agree on today to buy or sell later.

vests in full financial

"Vests in full on the one-year anniversary of grant date."

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did GLAUKOS (GKOS) report in this Form 4/A?

GLAUKOS reported a grant of 2,987 stock options to director Gilbert H. Kliman. These options are part of his board compensation and give him the right to buy common shares at a fixed exercise price in the future.

Why was this GLAUKOS (GKOS) Form 4/A filed as an amendment?

The Form 4/A corrects an error in a prior Form 4 filed June 1, 2026. That earlier filing mistakenly listed the option exercise price as $53.57; the correct exercise price is $106.52, which is now reflected accurately.

What are the key terms of the stock options granted to the GLAUKOS (GKOS) director?

Director Gilbert H. Kliman was granted 2,987 stock options with a $106.52 exercise price. The options vest in full on the one-year anniversary of the May 28, 2026 grant date and expire on May 28, 2036, if not exercised earlier.

Is the GLAUKOS (GKOS) director’s option grant an open-market purchase or sale?

The transaction is a compensation-related grant, not an open-market trade. The director received 2,987 stock options as an award under the Director Compensation Policy, giving future purchase rights rather than reflecting a current market buy or sell.

How many GLAUKOS (GKOS) options does the director hold after this grant?

Following this transaction, the director is reported as holding 2,987 stock options from this grant. These options are directly owned and relate to GLAUKOS common stock, subject to vesting and the stated expiration date.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 06/23/2026 - 07:24 PM Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Kliman Gilbert H

(Last) (First) (Middle)

C/O GLAUKOS CORPORATION

ONE GLAUKOS WAY

(Street)

ALISO VIEJO CALIFORNIA 92656

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
GLAUKOS Corp [ GKOS ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/28/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)
06/01/2026

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Stock Option (Right to Buy)	$106.52(1)	05/28/2026		A		2,987		05/28/2027(2)	05/28/2036	Common Stock	2,987	$0	2,987	D

Explanation of Responses:

1. This Form 4A amends a Form 4 filed June 1, 2026 that incorrectly reported the exercise price of options granted to the Reporting Person on May 28, 2026 as $53.57. The correct exercise price for the options granted is $106.52, as shown above.

2. Granted pursuant to the Issuer's Director Compensation Policy. Vests in full on the one-year anniversary of grant date.

	Diana Scherer, Attorney-in-Fact	06/23/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)