(Name of Issuer)
|
Common Stock, $0.001 par value
|
(Title of Class of Securities)
|
377322102
|
(CUSIP Number)
|
December 31, 2015
|
Date of Event Which Requires Filing of this Statement
|
1)
|
Name of Reporting Person
I.R.S. Identification
No. of Above Person
(Entities Only)
(Voluntary)
|
Domain Partners VIII, L.P.
|
|||
2)
|
Check the Appropriate Box if a Member of a Group
|
(a) [X]
(b) [ ]
|
|||
3)
|
SEC Use Only
|
||||
4)
|
Citizenship or Place of Organization
|
Delaware
|
|||
Number of
Shares Beneficially
Owned by Each
Reporting Person
With
|
5)
|
Sole Voting Power
|
876,083 shares of Common Stock *
|
||
6)
|
Shared Voting Power
|
-0-
|
|||
7)
|
Sole Dispositive Power
|
876,083 shares of Common Stock *
|
|||
8)
|
Shared Dispositive Power
|
-0-
|
|||
9)
|
Aggregate Amount Beneficially Owned by Each Reporting Person
|
876,083 shares of Common Stock *
|
|||
10)
|
Check if the Aggregate Amount in Row (9) Excludes Certain Shares [ ]
|
||||
11)
|
Percent of Class Represented by Amount in Row (9)
|
2.7% **
|
|||
12)
|
Type of Reporting Person
|
PN
|
1)
|
Name of Reporting Person
I.R.S. Identification
No. of Above Person
(Entities Only)
(Voluntary)
|
DP VIII Associates, L.P.
|
|||
2)
|
Check the Appropriate Box if a Member of a Group
|
(a) [X]
(b) [ ]
|
|||
3)
|
SEC Use Only
|
||||
4)
|
Citizenship or Place of Organization
|
Delaware
|
|||
Number of
Shares Beneficially
Owned by Each
Reporting Person
With
|
5)
|
Sole Voting Power
|
6,501 shares of Common Stock *
|
||
6)
|
Shared Voting Power
|
-0-
|
|||
7)
|
Sole Dispositive Power
|
6,501 shares of Common Stock *
|
|||
8)
|
Shared Dispositive Power
|
-0-
|
|||
9)
|
Aggregate Amount Beneficially Owned by Each Reporting Person
|
6,501 shares of Common Stock *
|
|||
10)
|
Check if the Aggregate Amount in Row (9) Excludes Certain Shares [ ]
|
||||
11)
|
Percent of Class Represented by Amount in Row (9)
|
Less than 0.1% **
|
|||
12)
|
Type of Reporting Person
|
PN
|
1)
|
Name of Reporting Person
I.R.S. Identification
No. of Above Person
(Entities Only)
(Voluntary)
|
Domain Partners IV, L.P.
|
|||
2)
|
Check the Appropriate Box if a Member of a Group
|
(a) [X]
(b) [ ]
|
|||
3)
|
SEC Use Only
|
||||
4)
|
Citizenship or Place of Organization
|
Delaware
|
|||
Number of
Shares Beneficially
Owned by Each
Reporting Person
With
|
5)
|
Sole Voting Power
|
2,068,960 shares of Common Stock *
|
||
6)
|
Shared Voting Power
|
-0-
|
|||
7)
|
Sole Dispositive Power
|
2,068,960 shares of Common Stock *
|
|||
8)
|
Shared Dispositive Power
|
-0-
|
|||
9)
|
Aggregate Amount Beneficially Owned by Each Reporting Person
|
2,068,960 shares of Common Stock *
|
|||
10)
|
Check if the Aggregate Amount in Row (9) Excludes Certain Shares [ ]
|
||||
11)
|
Percent of Class Represented by Amount in Row (9)
|
6.4% **
|
|||
12)
|
Type of Reporting Person
|
PN
|
1)
|
Name of Reporting Person
I.R.S. Identification
No. of Above Person
(Entities Only)
(Voluntary)
|
DP IV Associates, L.P.
|
|||
2)
|
Check the Appropriate Box if a Member of a Group
|
(a) [X]
(b) [ ]
|
|||
3)
|
SEC Use Only
|
||||
4)
|
Citizenship or Place of Organization
|
Delaware
|
|||
Number of
Shares Beneficially
Owned by Each
Reporting Person
With
|
5)
|
Sole Voting Power
|
14,041 shares of Common Stock *
|
||
6)
|
Shared Voting Power
|
-0-
|
|||
7)
|
Sole Dispositive Power
|
14,041 shares of Common Stock *
|
|||
8)
|
Shared Dispositive Power
|
-0-
|
|||
9)
|
Aggregate Amount Beneficially Owned by Each Reporting Person
|
14,041 shares of Common Stock *
|
|||
10)
|
Check if the Aggregate Amount in Row (9) Excludes Certain Shares [ ]
|
||||
11)
|
Percent of Class Represented by Amount in Row (9)
|
Less than 0.1% **
|
|||
12)
|
Type of Reporting Person
|
PN
|
1)
|
Name of Reporting Person
I.R.S. Identification
No. of Above Person
(Entities Only)
(Voluntary)
|
Domain Associates, LLC | |||
2)
|
Check the Appropriate Box if a Member of a Group
|
(a) [X]
(b) [ ]
|
|||
3)
|
SEC Use Only
|
||||
4)
|
Citizenship or Place of Organization
|
Delaware
|
|||
Number of
Shares Beneficially
Owned by Each
Reporting Person
With
|
5)
|
Sole Voting Power
|
63,200 shares of Common Stock *
|
||
6)
|
Shared Voting Power
|
-0-
|
|||
7)
|
Sole Dispositive Power
|
63,200 shares of Common Stock *
|
|||
8)
|
Shared Dispositive Power
|
-0-
|
|||
9)
|
Aggregate Amount Beneficially Owned by Each Reporting Person
|
63,200 shares of Common Stock *
|
|||
10)
|
Check if the Aggregate Amount in Row (9) Excludes Certain Shares [ ]
|
||||
11)
|
Percent of Class Represented by Amount in Row (9)
|
0.2% **
|
|||
12)
|
Type of Reporting Person
|
PN
|
Item 1(a)
|
Name of Issuer:
|
Glaukos Corporation
|
|
Item 1(b)
|
Address of Issuer’s Principal Executive Offices:
|
26051 Merit Circle, Suite 103
Laguna Hills, CA 92653
|
|
Item 2(a)
|
Name of Person Filing:
|
This statement is being filed by Domain Partners VIII, L.P., a Delaware limited partnership (“Domain VIII”), DP VIII Associates, L.P., a Delaware limited partnership (“DP VIII A”), Domain Partners IV, L.P., a Delaware limited partnership (“Domain IV”), DP IV Associates, L.P., a Delaware limited partnership (“DP IV A”), and Domain Associates, LLC (“DA”) (together, the “Reporting Persons”).
|
|
Item 2(b)
|
Address of Principal Business Office:
|
One Palmer Square
Princeton, NJ 08542
|
|
Item 2(c)
|
Place of Organization:
|
Domain VIII: Delaware
DP VIII A: Delaware
Domain IV: Delaware
DP IV A: Delaware
DA: Delaware
|
|
Item 2(d)
|
Title of Class of Securities:
|
Common Stock, $0.001 par value
|
|
Item 2(e)
|
CUSIP Number: 377322102
|
Item 3
|
Statements Filed Pursuant to Rules 13d-1(b) or 13d-2(b):
|
Not applicable.
|
Item 4
|
Ownership.
|
(a) through (c):
|
|
The information set forth in Items 5 through 9 and 11 of the cover pages to this Schedule 13G is incorporated herein by reference.
|
|
Item 5
|
Ownership of Five Percent or Less of a Class:
|
Not applicable.
|
|
Item 6
|
Ownership of More than Five Percent on Behalf of Another Person:
|
Not applicable.
|
|
Item 7
|
Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Company:
|
Not applicable.
|
|
Item 8
|
Identification and Classification of Members of the Group:
|
See Exhibit 2.
|
|
Item 9
|
Notice of Dissolution of Group:
|
Not applicable.
|
|
Item 10
|
Certification:
|
Not applicable.
|
DOMAIN PARTNERS VIII, L.P.
|
||
By:
|
One Palmer Square Associates VIII, L.L.C., General Partner
|
|
By:
|
/s/ Kathleen K. Schoemaker
|
|
Managing Member
|
||
DP VIII ASSOCIATES, L.P.
|
||
By:
|
One Palmer Square Associates VIII, L.L.C., General Partner
|
|
By:
|
/s/ Kathleen K. Schoemaker
|
|
Managing Member
|
||
DOMAIN PARTNERS IV, L.P.
|
||
By:
|
One Palmer Square Associates IV, L.L.C.,
General Partner
|
|
By:
|
/s/ Kathleen K. Schoemaker
|
|
Managing Member
|
||
DP IV ASSOCIATES, L.P.
|
||
By:
|
One Palmer Square Associates IV, L.L.C.,
General Partner
|
|
By:
|
/s/ Kathleen K. Schoemaker
|
|
Managing Member
|
||
DOMAIN ASSOCIATES, LLC
|
||
By:
|
/s/ Kathleen K. Schoemaker
|
|
Managing Member
|
DOMAIN PARTNERS VIII, L.P.
|
||
By:
|
One Palmer Square Associates VIII, L.L.C., General Partner
|
|
By:
|
/s/ Kathleen K. Schoemaker
|
|
Managing Member
|
||
DP VIII ASSOCIATES, L.P.
|
||
By:
|
One Palmer Square Associates VIII, L.L.C., General Partner
|
|
By:
|
/s/ Kathleen K. Schoemaker
|
|
Managing Member
|
||
DOMAIN PARTNERS IV, L.P.
|
||
By:
|
One Palmer Square Associates IV, L.L.C.,
General Partner
|
|
By:
|
/s/ Kathleen K. Schoemaker
|
|
Managing Member
|
||
DP IV ASSOCIATES, L.P.
|
||
By:
|
One Palmer Square Associates IV, L.L.C.,
General Partner
|
|
By:
|
/s/ Kathleen K. Schoemaker
|
|
Managing Member
|
||
DOMAIN ASSOCIATES, LLC
|
||
By:
|
/s/ Kathleen K. Schoemaker
|
|
Managing Member
|