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Glaukos
GKOS

Overview Fund Activity

292 hedge funds and large institutions have $6.29B invested in Glaukos in 2025 Q2 according to their latest regulatory filings, with 46 funds opening new positions, 139 increasing their positions, 82 reducing their positions, and 66 closing their positions.

Holders
292
Holders Change
-24
Holders Change %
-7.59%
% of All Funds
3.92%
Holding in Top 10
4
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.05%
New
46
Increased
139
Reduced
82
Closed
66
Calls
$21.4M
Puts
$43M
Net Calls
-$21.6M
Net Calls Change
+$28.4M

Top Buyers

1
Wellington Management Group
1
Wellington Management Group
Massachusetts
$335M
2
Norges Bank
2
Norges Bank
Norway
$76.3M
3
Point72 Asset Management
3
Point72 Asset Management
Connecticut
$74.3M
4
Primecap Management
4
Primecap Management
California
$189M
5
A
5
AustralianSuper
Australia
$41.9M

Top Sellers

1
DCM
1
Driehaus Capital Management
Illinois
$51.7M
2
Invesco
2
Invesco
Georgia
$103M
3
SPPAM
3
Summit Partners Public Asset Management
Massachusetts
$7.75M
4
Lord, Abbett & Co
4
Lord, Abbett & Co
New Jersey
$0
5
Fidelity Investments
5
Fidelity Investments
Massachusetts
$655M
Name Market Value Shares Shares
Change 		Shares
Change %
BlackRock
1
BlackRock
New York
$901M 8,724,474 +168,089 +2%
Fidelity Investments
2
Fidelity Investments
Massachusetts
$655M 6,336,619 -201,028 -3%
Vanguard Group
3
Vanguard Group
Pennsylvania
$631M 6,112,219 +147,104 +2%
Wellington Management Group
4
Wellington Management Group
Massachusetts
$335M 3,244,404 +953,614 +42%
State Street
5
State Street
Massachusetts
$216M 2,090,365 +105,972 +5%
Ameriprise
6
Ameriprise
Minnesota
$207M 1,999,252 +55,297 +3%
Primecap Management
7
Primecap Management
California
$189M 1,827,998 +609,523 +50%
Geode Capital Management
8
Geode Capital Management
Massachusetts
$137M 1,330,593 +115,529 +10%
AllianceBernstein
9
AllianceBernstein
Tennessee
$129M 1,251,854 -25,685 -2%
Westfield Capital Management
10
Westfield Capital Management
Massachusetts
$121M 1,167,853 +83,669 +8%
BCM
11
Brown Capital Management
Maryland
$118M 1,139,119 -53,470 -4%
William Blair Investment Management
12
William Blair Investment Management
Illinois
$117M 1,136,095 +390,805 +52%
Janus Henderson Group
13
Janus Henderson Group
United Kingdom
$112M 1,087,194 +186,827 +21%
Holocene Advisors
14
Holocene Advisors
New York
$108M 1,045,886 +299,118 +40%
Invesco
15
Invesco
Georgia
$103M 997,092 -455,024 -31%
Capital World Investors
16
Capital World Investors
California
$87.9M 850,893 +300,571 +55%
Norges Bank
17
Norges Bank
Norway
$76.3M 738,828 +738,828 New
Point72 Asset Management
18
Point72 Asset Management
Connecticut
$74.3M 719,262 +719,262 New
GGHC
19
Gilder Gagnon Howe & Co
New York
$72.4M 700,634 -135,895 -16%
Charles Schwab
20
Charles Schwab
California
$72.4M 700,458 +58,480 +9%
JPMorgan Chase & Co
21
JPMorgan Chase & Co
New York
$66.4M 642,437 +59,389 +10%
Northern Trust
22
Northern Trust
Illinois
$65.6M 635,012 +65,283 +11%
B
23
Braidwell
Connecticut
$62.3M 603,414 -21,021 -3%
Loomis, Sayles & Company
24
Loomis, Sayles & Company
Massachusetts
$61.3M 593,612 -46,538 -7%
Goldman Sachs
25
Goldman Sachs
New York
$57.9M 560,920 +191,773 +52%
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