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).

1. Name and Address of Reporting Person* Burns Thomas William (Last) (First) (Middle) C/O GLAUKOS CORPORATION 229 AVENIDA FABRICANTE (Street) SAN CLEMENTE CA 92672 (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) Chief Executive Officer
	3. Date of Earliest Transaction (Month/Day/Year) 08/06/2018
	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	08/06/2018		M		98,885	A	$1.925	376,125	I	Through the Burns Family Trust
Common Stock	08/06/2018		S(1)		19,445	D	$37.2(2)	356,680	I	Through the Burns Family Trust
Common Stock	08/06/2018		S(1)		45,449	D	$38.32(3)	311,231	I	Through the Burns Family Trust
Common Stock	08/06/2018		S(1)		33,991	D	$39.22(4)	277,240	I	Through the Burns Family Trust
Common Stock	08/07/2018		M		21,755	A	$1.925	298,995	I	Through the Burns Family Trust
Common Stock	08/07/2018		M		10,320	A	$3.975	309,315	I	Through the Burns Family Trust
Common Stock	08/07/2018		M		19,040	A	$1.05	328,355	I	Through the Burns Family Trust
Common Stock	08/07/2018		S(1)		39,099	D	$39.27(5)	289,256	I	Through the Burns Family Trust
Common Stock	08/07/2018		S(1)		12,016	D	$40.25(6)	277,240	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 Janet M. Burns Irrevocable Trust
Common Stock								100,000	I	Through the Thomas W. 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)	$1.925	08/06/2018		M			98,885	(7)	01/26/2020	Common Stock	98,885	$0.00	21,755	D
Stock Option (Right to Buy)	$3.975	08/07/2018		M			10,320	(8)	01/27/2021	Common Stock	10,320	$0.00	317,680	D
Stock Option (Right to Buy)	$1.925	08/07/2018		M			21,755	(7)	01/26/2020	Common Stock	21,755	$0.00	0.00	D
Stock Option (Right to Buy)	$1.05	08/07/2018		M			19,040	(9)	04/22/2020	Common Stock	19,040	$0.00	0.00	D

Explanation of Responses:

1. These trades were made pursuant to a Rule 10b5-1 trading plan with pre-determined share amounts and prices.

2. This transaction was executed in multiple trades at prices ranging from $36.94 to $37.89. 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.

3. This transaction was executed in multiple trades at prices ranging from $37.94 to $38.93 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 $38.95 to $39.75. 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 $39.00 to $39.99. 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 $40.00 to $40.54. 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 option was granted on January 26, 2010, has a four-year vesting schedule in which 25% vested on the first year anniversary date of the grant and the remainder vested in equal monthly installments for 36 months thereafter, such that the stock option vests in full on the four-year anniversary of the grant date.

8. This option was granted on January 27, 2011, has a four-year vesting schedule in which 25% vested on the first year anniversary date of the grant and the remainder vested in equal monthly installments for 36 months thereafter, such that the stock option vests in full on the four-year anniversary of the grant date.

9. This option was granted on April 22, 2010, has a four-year vesting schedule in which 25% vested on the first year anniversary date of the grant and the remainder vested in equal monthly installments for 36 months thereafter, such that the stock option vests in full on the four-year anniversary of the grant date.

Remarks:

	/s/ Robert Davis, Attorney-in-Fact	08/07/2018
	** 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).
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