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Glaukos
GKOS

Overview Fund Activity

295 hedge funds and large institutions have $6.3B invested in Glaukos in 2025 Q2 according to their latest regulatory filings, with 47 funds opening new positions, 140 increasing their positions, 83 reducing their positions, and 66 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
295
Holders Change
-21
Holders Change %
-6.65%
% of All Funds
3.96%
Holding in Top 10
4
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.05%
New
47
Increased
140
Reduced
83
Closed
66
Calls
$27.8M
Puts
$47M
Net Calls
-$19.2M
Net Calls Change
+$30.8M

Top Buyers

1
Wellington Management Group
Wellington Management Group
Massachusetts
$335M
2
Point72 Asset Management
Point72 Asset Management
Connecticut
$74.3M
3
Primecap Management
Primecap Management
California
$189M
4
A
AustralianSuper
Australia
$41.9M
5
William Blair Investment Management
William Blair Investment Management
Illinois
$117M

Top Sellers

1
DCM
Driehaus Capital Management
Illinois
$51.7M
2
Invesco
Invesco
Georgia
$103M
3
SPPAM
Summit Partners Public Asset Management
Massachusetts
$7.75M
4
Lord, Abbett & Co
Lord, Abbett & Co
New Jersey
$0
5
Fidelity Investments
Fidelity Investments
Massachusetts
$655M
Name Holding Trade Value Shares
Change 		Shares
Change %
OCM
76
Osterweis Capital Management
California
$9.75M +$3.64M +35,240 +60%
Jane Street
77
Jane Street
New York
$8.9M -$9.02M -87,311 -50%
SPPAM
78
Summit Partners Public Asset Management
Massachusetts
$7.75M -$37.8M -366,190 -83%
Macquarie Group
79
Macquarie Group
Australia
$7.63M +$4.16M +40,264 +120%
California Public Employees Retirement System
80
California Public Employees Retirement System
California
$7.05M -$66.8K -647 -0.9%
Allianz Asset Management
81
Allianz Asset Management
Germany
$6.61M +$734K +7,105 +12%
Baird Financial Group
82
Baird Financial Group
Wisconsin
$6.55M +$986K +9,545 +18%
Canada Life
83
Canada Life
Manitoba, Canada
$6.29M +$103K +1,000 +2%
Prudential Financial
84
Prudential Financial
New Jersey
$6.13M +$577K +5,583 +10%
Universal-Beteiligungs- und Servicegesellschaft
85
Universal-Beteiligungs- und Servicegesellschaft
Germany
$6.12M -$3.11M -30,061 -34%
DnB Asset Management
86
DnB Asset Management
Norway
$5.92M +$5.92M +57,283 New
Citigroup
87
Citigroup
New York
$5.85M -$2.16M -20,945 -27%
BG
88
Bellevue Group
Switzerland
$5.78M – – –
EAM
89
EFG Asset Management
Oregon
$5.73M +$246K +2,383 +4%
SAM
90
Silvercrest Asset Management
New York
$5.43M +$5.43M +52,615 New
Ensign Peak Advisors
91
Ensign Peak Advisors
Utah
$5.31M +$893K +8,645 +20%
California State Teachers Retirement System (CalSTRS)
92
California State Teachers Retirement System (CalSTRS)
California
$5.25M +$43.5K +421 +0.8%
TIM
93
Thornburg Investment Management
New Mexico
$5.21M – – –
IHAM
94
Integral Health Asset Management
New York
$5.16M +$5.16M +50,000 New
IIM
95
INTECH Investment Management
Florida
$5.09M -$4.47M -43,248 -47%
Envestnet Asset Management
96
Envestnet Asset Management
Illinois
$5M +$2.11M +20,401 +73%
New York State Teachers Retirement System (NYSTRS)
97
New York State Teachers Retirement System (NYSTRS)
New York
$4.98M – – –
William Blair & Company
98
William Blair & Company
Illinois
$4.88M +$53.5K +518 +1%
SIA
99
Sit Investment Associates
Minnesota
$4.68M +$2.86M +27,650 +157%
Thrivent Financial for Lutherans
100
Thrivent Financial for Lutherans
Minnesota
$4.34M +$157K +1,518 +4%
2 3
4
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