Glaukos director granted RSUs and stock options

GLAUKOS Corp director Mark J. Foley received equity compensation consisting of new restricted stock units and stock options.

Rhea-AI Filing Summary

GLAUKOS Corp director Mark J. Foley received equity compensation consisting of new restricted stock units and stock options. He was granted 1,878 restricted stock units under the company’s Director Compensation Policy, which will vest in full on the one-year anniversary of the grant date and then convert into the same number of common shares.

Foley was also granted stock options covering 2,987 shares of common stock with an exercise price of $53.57 per share, also vesting in full one year after the grant date and expiring in 2036. After these awards, he directly holds 60,267 shares of common stock, including 5,154 restricted stock units that have not yet vested or been delivered, highlighting this filing as a routine, compensation-related acquisition rather than an open-market purchase or sale.

Insider Trade Summary

Grant/Award: 4,865 shares

Grant/Award 2 txns

Insider Foley Mark J

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Stock Option (Right to Buy)	2,987	$0.00	$0.00
Grant/Award	Common Stock	1,878	$0.00	$0.00

Holdings After Transaction: Stock Option (Right to Buy) — 2,987 contracts (Direct); Common Stock — 60,267 shares (Direct)

Footnotes (3)

1. F1. Represents a grant of restricted stock units received by the Reporting Person pursuant to the Issuer's Director Compensation Policy. The units will vest in full on the one-year anniversary of the grant date and are payable in an equivalent number of shares of the Issuer's common stock.
2. F2. Includes 5,154 restricted stock units that have not yet vested or been delivered to the Reporting Person.
3. F3. Granted pursuant to the Issuer's Director Compensation Policy. Vests in full on the one-year anniversary of grant date.

Key Figures

Restricted stock units granted: 1,878 units Stock options granted: 2,987 options Option exercise price: $53.57 per share +3 more

6 metrics

Restricted stock units granted 1,878 units Director equity grant on May 28, 2026

Stock options granted 2,987 options Director equity grant on May 28, 2026

Option exercise price $53.57 per share Stock Option (Right to Buy) grant

Option expiration date May 28, 2036 Term of stock options

Shares held after transaction 60,267 shares Direct common stock holdings following awards

Unvested RSUs included in holdings 5,154 units Restricted stock units not yet vested or delivered

Key Terms

restricted stock units, Director Compensation Policy, Stock Option (Right to Buy), vest in full, +1 more

5 terms

restricted stock units financial

"Represents a grant of restricted stock units received by the Reporting Person"

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

Director Compensation Policy financial

"received by the Reporting Person pursuant to the Issuer's Director Compensation Policy"

Stock Option (Right to Buy) financial

"security_title: Stock Option (Right to Buy)"

vest in full financial

"The units will vest in full on the one-year anniversary of the grant date"

exercise price financial

"conversion_or_exercise_price: 53.5700"

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.

FAQ

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

What insider transactions did GLAUKOS Corp (GKOS) director Mark Foley report?

Mark Foley reported receiving equity compensation grants, not market trades. He acquired 1,878 restricted stock units and stock options for 2,987 shares, both under GLAUKOS Corp’s Director Compensation Policy, with each award vesting in full one year after the grant date.

How many restricted stock units did Mark Foley receive at GLAUKOS Corp (GKOS)?

Mark Foley received 1,878 restricted stock units as director compensation. These units will vest in full on the one-year anniversary of the grant date and then settle in an equal number of GLAUKOS Corp common shares, adding to his existing unvested RSU holdings.

What stock options were granted to Mark Foley by GLAUKOS Corp (GKOS)?

Mark Foley was granted stock options for 2,987 shares of GLAUKOS Corp common stock. The options have a $53.57 exercise price, vest in full one year after the grant date, and expire in 2036, providing long-dated equity-based compensation aligned with his board service.

How many GLAUKOS Corp (GKOS) shares does Mark Foley hold after these grants?

After the reported grants, Mark Foley directly holds 60,267 shares of GLAUKOS Corp common stock. This total includes 5,154 restricted stock units that have not yet vested or been delivered, reflecting a mix of settled shares and outstanding equity awards tied to future vesting.

Are Mark Foley’s GLAUKOS Corp (GKOS) transactions open-market buys or compensation awards?

The reported transactions are compensation awards, not open-market trades. Both the 1,878 restricted stock units and 2,987 stock options were granted under the company’s Director Compensation Policy, with no purchase price paid and vesting scheduled one year after the grant date.

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

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Accepted by SEC EDGAR 06/01/2026 - 06:18 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^*

Foley Mark J

(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)

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
Common Stock	05/28/2026		A		1,878(1)	A	$0	60,267(2)	D

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)	$53.57	05/28/2026		A		2,987		05/28/2027(3)	05/28/2036	Common Stock	2,987	$0	2,987	D

Explanation of Responses:

1. Represents a grant of restricted stock units received by the Reporting Person pursuant to the Issuer's Director Compensation Policy. The units will vest in full on the one-year anniversary of the grant date and are payable in an equivalent number of shares of the Issuer's common stock.

2. Includes 5,154 restricted stock units that have not yet vested or been delivered to the Reporting Person.

3. 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	06/01/2026
	** 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)