Glaukos (GKOS) director Aimee Weisner awarded 623 RSUs and updates holdings

Rhea-AI Filing Summary

Glaukos Corporation director Aimee S. Weisner reported receiving a grant of 623 shares of common stock on January 2, 2026. According to the disclosure, this represents a grant of restricted stock units under Glaukos’ Director Compensation Policy, which will vest in full on the one-year anniversary of the grant date and be settled in an equal number of common shares.

After this grant, Weisner beneficially owns 19,786 shares of common stock directly, which includes 2,731 restricted stock units that have not yet vested or been delivered, as well as vested units for which delivery has been deferred. She also reports indirect holdings of 28,525 shares through the Saeman-Weisner Family Trust and 2,000 shares through the Weisner Saeman Family Irrevocable Trust.

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

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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^*

WEISNER AIMEE S

(Last) (First) (Middle)

C/O GLAUKOS CORPORATION

ONE GLAUKOS WAY

(Street)

ALISO VIEJO CA 92656

(City) (State) (Zip)

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)

3. Date of Earliest Transaction (Month/Day/Year)
01/02/2026

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

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

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

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	01/02/2026		A		623(1)	A	$0	19,786(2)	D
Common Stock								28,525	I	Through the Saeman-Weisner Family Trust
Common Stock								2,000	I	Through the Weisner Saeman Family Irrevocable Trust

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

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 2,731 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.

	Diana Scherer, Attorney-in-Fact	01/07/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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FAQ

What insider transaction did Glaukos (GKOS) report for Aimee S. Weisner?

Glaukos reported that director Aimee S. Weisner received a grant of 623 shares of common stock on January 2, 2026, in the form of restricted stock units under the company’s Director Compensation Policy.

How do the new restricted stock units for Aimee S. Weisner at Glaukos (GKOS) vest?

The 623 restricted stock units granted to Aimee S. Weisner will vest in full on the one-year anniversary of the grant date and will be payable in an equivalent number of Glaukos common shares.

How many Glaukos (GKOS) shares does Aimee S. Weisner beneficially own after this transaction?

After the grant, Aimee S. Weisner beneficially owns 19,786 shares directly, which includes 2,731 unvested or deferred restricted stock units. She also reports 28,525 shares indirectly through the Saeman-Weisner Family Trust and 2,000 shares indirectly through the Weisner Saeman Family Irrevocable Trust.

What is the relationship of Aimee S. Weisner to Glaukos (GKOS)?

Aimee S. Weisner is identified as a director of Glaukos Corporation and filed this report as a single reporting person.

Were any shares sold by Aimee S. Weisner in this Glaukos (GKOS) Form 4 filing?

No sales are reported. The filing shows an acquisition 623 restricted stock units at a price of $0 per share as part of director compensation, along with updated direct and indirect holdings.

How are the indirect Glaukos (GKOS) holdings of Aimee S. Weisner structured?

The filing lists 28,525 shares of Glaukos common stock held indirectly through the Saeman-Weisner Family Trust and 2,000 shares held indirectly through the Weisner Saeman Family Irrevocable Trust.