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).
X
 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*
Burns Thomas William
(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
X Officer (give title below) Other (specify below)
CHAIRMAN & CEO
3. Date of Earliest Transaction (Month/Day/Year)
01/08/2024
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 01/08/2024 M 60,000 A $7.275 115,835(1) D
Common Stock 01/08/2024 S(2) 2,314 D $80.65(3) 113,521(1) D
Common Stock 01/08/2024 S(2) 12,614 D $81.5(4) 100,907(1) D
Common Stock 01/08/2024 S(2) 23,299 D $82.38(5) 77,608(1) D
Common Stock 01/08/2024 S(2) 17,873 D $83.38(6) 59,735(1) D
Common Stock 01/08/2024 S(2) 3,900 D $84.21(7) 55,835(1) D
Common Stock 01/09/2024 M 115 A $7.275 55,950(1) D
Common Stock 01/09/2024 S(2) 5 D $85 55,945(1) D
Common Stock 01/09/2024 S(2) 73 D $86.74(8) 55,872(1) D
Common Stock 01/09/2024 S(2) 37 D $87.33(9) 55,835(1) D
Common Stock 893,932 I Through the Burns Family Trust
Common Stock 238,107 I Through the Burns Annuity Trust
Common Stock 120,000 I Through the Burns Charitable Remainder Trust
Common Stock 100,000 I Through the Thomas W. Burns Irrevocable Trust
Common Stock 100,000 I Through the Janet M. Burns 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
Stock Option (Right to Buy) $7.275 01/08/2024 M(10) 60,000 (11) 07/10/2024 Common Stock 60,000 $0 115 D
Stock Option (Right to Buy) $7.275 01/09/2024 M(10) 115 (11) 07/10/2024 Common Stock 115 $0 0 D
Explanation of Responses:
1. Includes 47,177 restricted stock units that have not yet vested or been delivered to the Reporting Person.
2. The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 24, 2023.
3. This transaction was executed in multiple trades at prices ranging from $80.00 to $80.94. 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.
4. This transaction was executed in multiple trades at prices ranging from $81.00 to $81.99. 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.
5. This transaction was executed in multiple trades at prices ranging from $82.00 to $82.99. 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.
6. This transaction was executed in multiple trades at prices ranging from $83.00 to $83.97. 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.
7. This transaction was executed in multiple trades at prices ranging from $84.05 to $84.39. 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.
8. This transaction was executed in multiple trades at prices ranging from $86.25 to $87.24. 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.
9. This transaction was executed in multiple trades at prices ranging from $87.26 to $88.04. 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.
10. The option exercises reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 24, 2023.
11. This option was granted on July 10, 2014 and had a four-year vesting schedule in which 25% vested on the first anniversary of the grant date and the remainder vested in equal monthly installments for 36 months thereafter, such that the stock option vested in full on the four-year anniversary of the grant date.
Diana Scherer, Attorney-in-Fact 01/10/2024
** 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.
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