SEC FORM 4

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).

1. Name and Address of Reporting Person^*

VERSANT VENTURES I LLC

(Last)

(First)

(Middle)

C/O VERSANT VENTURES

ONE SANSOME STREET, SUITE 3630

(Street)

SAN FRANCISCO

94104

(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)

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

3. Date of Earliest Transaction (Month/Day/Year)
06/30/2015

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

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

	Form filed by One Reporting Person
X	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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	06/30/2015		C		2,868,959	A	⁽¹⁾	2,868,959	I	Through Versant Venture Capital I, L.P.⁽³⁾
Common Stock	06/30/2015		M⁽²⁾		27,612	A	⁽¹⁾	2,896,571	I	Through Versant Venture Capital I, L.P.⁽³⁾
Common Stock	06/30/2015		F⁽²⁾		11,736	D	$18	2,884,835	I	Through Versant Venture Capital I, L.P.⁽³⁾
Common Stock	06/30/2015		C		61,886	A	⁽¹⁾	61,886	I	Through Versant Affiliates Fund I-A, L.P.⁽⁴⁾
Common Stock	06/30/2015		M⁽²⁾		577	A	⁽¹⁾	62,463	I	Through Versant Affiliates Fund I-A, L.P.⁽⁴⁾
Common Stock	06/30/2015		F⁽²⁾		246	D	$18	62,217	I	Through Versant Affiliates Fund I-A, L.P.⁽⁴⁾
Common Stock	06/30/2015		C		131,738	A	⁽¹⁾	131,738	I	Through Versant Affiliates Fund I-B L.P.⁽⁵⁾
Common Stock	06/30/2015		M⁽²⁾		1,296	A	⁽¹⁾	133,034	I	Through Versant Affiliates Fund I-B L.P.⁽⁵⁾
Common Stock	06/30/2015		F⁽²⁾		551	D	$18	132,483	I	Through Versant Affiliates Fund I-B L.P.⁽⁵⁾
Common Stock	06/30/2015		C		56,379	A	⁽¹⁾	56,379	I	Through Versant Side Fund I, L.P.⁽⁶⁾
Common Stock	06/30/2015		M⁽²⁾		552	A	⁽¹⁾	56,931	I	Through Versant Side Fund I, L.P.⁽⁶⁾
Common Stock	06/30/2015		F⁽²⁾		235	D	$18	56,696	I	Through Versant Side Fund I, L.P.⁽⁶⁾

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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
Series A Convertible Preferred Stock	⁽¹⁾	06/30/2015		C			552,000	⁽¹⁾	⁽¹⁾	Common Stock	552,000	$0⁽¹⁾	0	I	Through Versant Venture Capital I, L.P.⁽³⁾
Series A Convertible Preferred Stock	⁽¹⁾	06/30/2015		C			12,000	⁽¹⁾	⁽¹⁾	Common Stock	12,000	$0⁽¹⁾	0	I	Through Versant Affiliates Fund I-A, L.P.⁽⁴⁾
Series A Convertible Preferred Stock	⁽¹⁾	06/30/2015		C			25,200	⁽¹⁾	⁽¹⁾	Common Stock	25,200	$0⁽¹⁾	0	I	Through Versant Affiliates Fund I-B L.P.⁽⁵⁾
Series A Convertible Preferred Stock	⁽¹⁾	06/30/2015		C			10,800	⁽¹⁾	⁽¹⁾	Common Stock	10,800	$0⁽¹⁾	0	I	Through Versant Side Fund I, L.P.⁽⁶⁾
Series B Convertible Preferred Stock	⁽¹⁾	06/30/2015		C			851,852	⁽¹⁾	⁽¹⁾	Common Stock	851,852	$0⁽¹⁾	0	I	Through Versant Venture Capital I, L.P.⁽³⁾
Series B Convertible Preferred Stock	⁽¹⁾	06/30/2015		C			18,518	⁽¹⁾	⁽¹⁾	Common Stock	18,518	$0⁽¹⁾	0	I	Through Versant Affiliates Fund I-A, L.P.⁽⁴⁾
Series B Convertible Preferred Stock	⁽¹⁾	06/30/2015		C			38,888	⁽¹⁾	⁽¹⁾	Common Stock	38,888	$0⁽¹⁾	0	I	Through Versant Affiliates Fund I-B L.P.⁽⁵⁾
Series B Convertible Preferred Stock	⁽¹⁾	06/30/2015		C			16,666	⁽¹⁾	⁽¹⁾	Common Stock	16,666	$0⁽¹⁾	0	I	Through Versant Side Fund I, L.P.⁽⁶⁾
Series C Convertible Preferred Stock	⁽¹⁾	06/30/2015		C			479,714	⁽¹⁾	⁽¹⁾	Common Stock	479,714	$0⁽¹⁾	0	I	Through Versant Venture Capital I, L.P.⁽³⁾
Series C Convertible Preferred Stock	⁽¹⁾	06/30/2015		C			10,428	⁽¹⁾	⁽¹⁾	Common Stock	10,428	$0⁽¹⁾	0	I	Through Versant Affiliates Fund I-A, L.P.⁽⁴⁾
Series C Convertible Preferred Stock	⁽¹⁾	06/30/2015		C			21,900	⁽¹⁾	⁽¹⁾	Common Stock	21,900	$0⁽¹⁾	0	I	Through Versant Affiliates Fund I-B L.P.⁽⁵⁾
Series C Convertible Preferred Stock	⁽¹⁾	06/30/2015		C			9,386	⁽¹⁾	⁽¹⁾	Common Stock	9,386	$0⁽¹⁾	0	I	Through Versant Side Fund I, L.P.⁽⁶⁾
Series D Convertible Preferred Stock	⁽¹⁾	06/30/2015		C			548,464	⁽¹⁾	⁽¹⁾	Common Stock	548,464	$0⁽¹⁾	0	I	Through Versant Venture Capital I, L.P.⁽³⁾
Series D Convertible Preferred Stock	⁽¹⁾	06/30/2015		C			11,805	⁽¹⁾	⁽¹⁾	Common Stock	11,805	$0⁽¹⁾	0	I	Through Versant Affiliates Fund I-A, L.P.⁽⁴⁾
Series D Convertible Preferred Stock	⁽¹⁾	06/30/2015		C			25,226	⁽¹⁾	⁽¹⁾	Common Stock	25,226	$0⁽¹⁾	0	I	Through Versant Affiliates Fund I-B L.P.⁽⁵⁾
Series D Convertible Preferred Stock	⁽¹⁾	06/30/2015		C			10,791	⁽¹⁾	⁽¹⁾	Common Stock	10,791	$0⁽¹⁾	0	I	Through Versant Side Fund I, L.P.⁽⁶⁾
Series E Convertible Preferred Stock	⁽¹⁾	06/30/2015		C			163,592	⁽¹⁾	⁽¹⁾	Common Stock	163,592	$0⁽¹⁾	0	I	Through Versant Venture Capital I, L.P.⁽³⁾
Series E Convertible Preferred Stock	⁽¹⁾	06/30/2015		C			3,420	⁽¹⁾	⁽¹⁾	Common Stock	3,420	$0⁽¹⁾	0	I	Through Versant Affiliates Fund I-A, L.P.⁽⁴⁾
Series E Convertible Preferred Stock	⁽¹⁾	06/30/2015		C			7,684	⁽¹⁾	⁽¹⁾	Common Stock	7,684	$0⁽¹⁾	0	I	Through Versant Affiliates Fund I-B L.P.⁽⁵⁾
Series E Convertible Preferred Stock	⁽¹⁾	06/30/2015		C			3,271	⁽¹⁾	⁽¹⁾	Common Stock	3,271	$0⁽¹⁾	0	I	Through Versant Side Fund I, L.P.⁽⁶⁾
Series F Convertible Preferred Stock	⁽¹⁾	06/30/2015		C			273,337	⁽¹⁾	⁽¹⁾	Common Stock	273,337	$0⁽¹⁾	0	I	Through Versant Venture Capital I, L.P.⁽³⁾
Series F Convertible Preferred Stock	⁽¹⁾	06/30/2015		C			5,715	⁽¹⁾	⁽¹⁾	Common Stock	5,715	$0⁽¹⁾	0	I	Through Versant Affiliates Fund I-A, L.P.⁽⁴⁾
Series F Convertible Preferred Stock	⁽¹⁾	06/30/2015		C			12,840	⁽¹⁾	⁽¹⁾	Common Stock	12,840	$0⁽¹⁾	0	I	Through Versant Affiliates Fund I-B L.P.⁽⁵⁾
Series F Convertible Preferred Stock	⁽¹⁾	06/30/2015		C			5,465	⁽¹⁾	⁽¹⁾	Common Stock	5,465	$0⁽¹⁾	0	I	Through Versant Side Fund I, L.P.⁽⁶⁾
Series D Convertible Preferred Stock Warrant (right to buy)	$7.65	06/30/2015		M			27,612	⁽²⁾	⁽²⁾	Common Stock	27,612	$0⁽²⁾	0	I	Through Versant Venture Capital I, L.P.⁽³⁾
Series D Convertible Preferred Stock Warrant (right to buy)	$7.65	06/30/2015		M			577	⁽²⁾	⁽²⁾	Common Stock	577	$0⁽²⁾	0	I	Through Versant Affiliates Fund I-A,, L.P.⁽⁴⁾
Series D Convertible Preferred Stock Warrant (right to buy)	$7.65	06/30/2015		M			1,296	⁽²⁾	⁽²⁾	Common Stock	1,296	$0⁽²⁾	0	I	Through Versant Affiliates Fund I-B L.P.⁽⁵⁾
Series D Convertible Preferred Stock Warrant (right to buy)	$7.65	06/30/2015		M			552	⁽²⁾	⁽²⁾	Common Stock	552	$0⁽²⁾	0	I	Through Versant Side Fund I, L.P.⁽⁶⁾

1. Name and Address of Reporting Person^*

VERSANT VENTURES I LLC

(Last)

(First)

(Middle)

C/O VERSANT VENTURES

ONE SANSOME STREET, SUITE 3630

(Street)

SAN FRANCISCO

94104

(City)

(State)

(Zip)

Relationship of Reporting Person(s) to Issuer

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

1. Name and Address of Reporting Person^*

VERSANT VENTURE CAPITAL I LP

(Last)

(First)

(Middle)

C/O VERSANT VENTURES

ONE SANSOME STREET, SUITE 3630

(Street)

SAN FRANCISCO

94104

(City)

(State)

(Zip)

Relationship of Reporting Person(s) to Issuer

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

1. Name and Address of Reporting Person^*

VERSANT AFFILIATES FUND I-A LP

(Last)

(First)

(Middle)

C/O VERSANT VENTURES

ONE SANSOME STREET, SUITE 3630

(Street)

SAN FRANCISCO

94104

(City)

(State)

(Zip)

Relationship of Reporting Person(s) to Issuer

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

1. Name and Address of Reporting Person^*

VERSANT AFFILIATES FUND I-B LP

(Last)

(First)

(Middle)

C/O VERSANT VENTURES

ONE SANSOME STREET, SUITE 3630

(Street)

SAN FRANCISCO

94104

(City)

(State)

(Zip)

Relationship of Reporting Person(s) to Issuer

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

1. Name and Address of Reporting Person^*

VERSANT SIDE FUND I LP

(Last)

(First)

(Middle)

C/O VERSANT VENTURES

ONE SANSOME STREET, SUITE 3630

(Street)

SAN FRANCISCO

94104

(City)

(State)

(Zip)

Relationship of Reporting Person(s) to Issuer

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

1. Name and Address of Reporting Person^*

MILDER DONALD B

(Last)

(First)

(Middle)

C/O VERSANT VENTURES

ONE SANSOME STREET, SUITE 3630

(Street)

SAN FRANCISCO

94104

(City)

(State)

(Zip)

Relationship of Reporting Person(s) to Issuer

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

1. Name and Address of Reporting Person^*

ROBERTSON REBECCA B

(Last)

(First)

(Middle)

C/O VERSANT VENTURES

ONE SANSOME STREET, SUITE 3630

(Street)

SAN FRANCISCO

94104

(City)

(State)

(Zip)

Relationship of Reporting Person(s) to Issuer

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

1. Name and Address of Reporting Person^*

LUBASH BARBARA N

(Last)

(First)

(Middle)

C/O VERSANT VENTURES

ONE SANSOME STREET, SUITE 3630

(Street)

SAN FRANCISCO

94104

(City)

(State)

(Zip)

Relationship of Reporting Person(s) to Issuer

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

Explanation of Responses:

1. The shares of Series A Convertible Preferred Stock, Series B Convertible Preferred Stock, Series C Convertible Preferred Stock, Series D Convertible Preferred Stock, Series E Convertible Preferred Stock and Series F Convertible Preferred Stock automatically converted into shares of common stock on a 1:1 basis immediately prior to the consummation of the Issuer's initial public offering ("IPO") and had no expiration date.

2. The warrants to acquire Series D Convertible Preferred Stock automatically net exercised immediately prior to consummation of the IPO at the IPO price per share and the shares of Series D Convertible Preferred Stock received thereupon automatically converted into shares of common stock as described in footnote (1).

3. The shares are held by Versant Venture Capital I, L.P., a Delaware limited partnership ("VVC I"). Versant Ventures I, LLC, a Delaware limited liability company ("VV I") serves as the sole general partner of VVC I. Brian G. Atwood, Samuel D. Colella, Ross A. Jaffe, William J. Link, Ph.D., Donald B. Milder, Rebecca B. Robertson and Barbara N. Lubash are directors and/or members of VV I and share voting and dispositive power over the shares held by VVC I; however, they disclaim beneficial ownership of the shares held by such entities except to the extent of their pecuniary interests therein. William J. Link, Ph.D. is a director of the Issuer and, accordingly, files separate Section 16 reports.

4. The shares are held by Versant Affiliates Fund I-A, L.P., a Delaware limited partnership ("VAF I-A"). VV I serves as the sole general partner of VAF I-A. Brian G. Atwood, Samuel D. Colella, Ross A. Jaffe, William J. Link, Ph.D., Donald B. Milder, Rebecca B. Robertson and Barbara N. Lubash are directors and/or members of VV I and share voting and dispositive power over the shares held by VAF I-A; however, they disclaim beneficial ownership of the shares held by such entities except to the extent of their pecuniary interests therein. William J. Link, Ph.D. is a director of the Issuer and, accordingly, files separate Section 16 reports.

5. The shares are held by Versant Affiliates Fund I-B, L.P., a Delaware limited partnership ("VAF I-B"). VV I serves as the sole general partner of VAF I-B. Brian G. Atwood, Samuel D. Colella, Ross A. Jaffe, William J. Link, Ph.D., Donald B. Milder, Rebecca B. Robertson and Barbara N. Lubash are directors and/or members of VV I and share voting and dispositive power over the shares held by VAF I-B; however, they disclaim beneficial ownership of the shares held by such entities except to the extent of their pecuniary interests therein. William J. Link, Ph.D. is a director of the Issuer and, accordingly, files separate Section 16 reports.

6. The shares are held by Versant Side Fund I, L.P., a Delaware limited partnership ("VSF I"). VV I serves as the sole general partner of VSF I. Brian G. Atwood, Samuel D. Colella, Ross A. Jaffe, William J. Link, Ph.D., Donald B. Milder, Rebecca B. Robertson and Barbara N. Lubash are directors and/or members of VV I and share voting and dispositive power over the shares held by VSF I; however, they disclaim beneficial ownership of the shares held by such entities except to the extent of their pecuniary interests therein. William J. Link, Ph.D. is a director of the Issuer and, accordingly, files separate Section 16 reports.

Remarks:

Form 2 of 2

	/s/ Robin L. Praeger, Attorney-in-Fact	06/30/2015
	** 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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