Who Owns Glaukos Corporation (GKOS)?Hedge Fund & Institutional Holders

$96.32-1.47 (-1.50%)HealthcareNYSE

Institutional Holders

50

as of Q4 2025

Total Institutional Value

$7.110006259343813e+254T

% of Float Held

Infinity%

QoQ Change in Holders

+14 / -3

Price History

$74.67$96.31$117.94$139.58$161.22Sep 24Jun 25Mar 26

GKOS — Biggest New Institutional Buyers This Quarter

FundActionShares AddedValue Added
NOMURA ASSET MANAGEMENT INTERNATIONAL INC.New Position+673K+$75.0M
NORGES BANKNew Position+536K+$60.0M
AustralianSuper Pty LtdNew Position+450K+$50.0M
Allspring Global Investments Holdings, LLCNew Position+355K+$39.3M
Bank of New York Mellon CorpNew Position+356K+$37.0M
BROWN CAPITAL MANAGEMENT LLCNew Position+327K+$36.9M
PRINCIPAL FINANCIAL GROUP INCNew Position+275K+$31.0M
C WorldWide Group Holding A/SNew Position+207K+$23.4M
PFM Health Sciences, LPNew Position+202K+$22.8M
Eversept Partners, LPNew Position+147K+$16.6M
KEYBANK NATIONAL ASSOCIATION/OHNew Position+143K+$16.1M
PERCEPTIVE ADVISORS LLCNew Position+140K+$15.8M
ALGERT GLOBAL LLCIncreased+121K+$14.2M
WCM INVESTMENT MANAGEMENT, LLCNew Position+97K+$11.1M
Defilade Capital Management, L.P.New Position+92K+$10.4M

GKOS — Institutions Reducing or Closing Positions

FundActionShares SoldValue Sold
VANGUARD GROUP INCDecreased-26K-$492.4B
WELLINGTON MANAGEMENT GROUP LLPDecreased-3.1M-$291.9B
ALLIANCEBERNSTEIN L.P.Decreased-90K-$141.2B
WESTFIELD CAPITAL MANAGEMENT CO LPClosed Position-1.2M-$100.4B
Point72 Asset Management, L.P.Decreased-529K-$56.3B
JPMORGAN CHASE & CODecreased-114K-$54.6B
NORTHERN TRUST CORPDecreased-41K-$51.1B
MACQUARIE GROUP LTDClosed Position-600K-$48.9B
RIVERBRIDGE PARTNERS LLCDecreased-34K-$46.4B
Clearbridge Investments, LLCDecreased-360K-$38.4B
ROYAL BANK OF CANADADecreased-178K-$30.1B
Qube Research & Technologies LtdDecreased-179K-$30.0B
Champlain Investment Partners, LLCDecreased-25K-$29.2B
Iron Triangle Partners LPClosed Position-343K-$28.0B
GILDER GAGNON HOWE & CO LLCDecreased-180K-$27.3B

Top Institutional Holders(Q4 2025)

#FundSharesValue% of PortfolioType
1BlackRock, Inc.6,303,047$711.0M0.01%Share
2VANGUARD GROUP INC5,543,659$625.9M0.01%Share
3PRIMECAP MANAGEMENT CO/CA/3,376,928$381.3M0.29%Share
4JANUS HENDERSON GROUP PLC2,806,193$316.0M0.14%Share
5STATE STREET CORP2,122,402$239.0M0.01%Share
6BlackRock, Inc.1,771,439$200.0M0.00%Share
7ALLIANCEBERNSTEIN L.P.1,643,448$185.0M0.06%Share
8MILLENNIUM MANAGEMENT LLC1,609,699$181.0M0.08%Share
9Holocene Advisors, LP1,299,294$146.0M0.31%Share
10AMERIPRISE FINANCIAL INC1,230,155$138.0M0.03%Share
11GEODE CAPITAL MANAGEMENT, LLC1,134,453$128.0M0.01%Share
12GOLDMAN SACHS GROUP INC1,110,324$125.0M0.02%Share
13WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC1,106,918$125.0M0.35%Share
14BRAIDWELL LP921,979$104.1M3.33%Share
15Capital World Investors850,893$96.0M0.01%Share
16AMERIPRISE FINANCIAL INC824,977$93.0M0.02%Share
17CHARLES SCHWAB INVESTMENT MANAGEMENT INC714,026$80.0M0.01%Share
18Artisan Partners Limited Partnership702,818$79.0M0.12%Share
19NOMURA ASSET MANAGEMENT INTERNATIONAL INC.672,958$75.0M0.11%Share
20UBS Group AG655,015$74.0M0.01%Share
21Invesco Ltd.629,254$71.0M0.01%Share
22D. E. Shaw & Co., Inc.558,290$63.0M0.03%Share
23JANE STREET GROUP, LLC551,500$62.0M0.01%Put
24RIVERBRIDGE PARTNERS LLC535,169$60.4M1.13%Share
25NORGES BANK536,143$60.0M0.01%Share
26Capital International Investors511,510$57.0M0.01%Share
27WELLINGTON MANAGEMENT GROUP LLP463,640$52.0M0.01%Share
28JPMORGAN CHASE & CO459,683$51.0M0.00%Share
29NORTHERN TRUST CORP457,604$51.0M0.01%Share
30AustralianSuper Pty Ltd449,846$50.0M0.23%Share
31VANGUARD GROUP INC390,258$44.1M0.00%Share
32BlackRock, Inc.363,869$41.0M0.00%Share
33Allspring Global Investments Holdings, LLC346,620$38.4M0.06%Share
34Champlain Investment Partners, LLC333,264$37.6M0.38%Share
35LOOMIS SAYLES & CO L P328,793$37.0M0.04%Share
36BROWN CAPITAL MANAGEMENT LLC326,579$36.9M3.02%Share
37Integral Health Asset Management, LLC325,000$36.7M1.82%Share
38MORGAN STANLEY314,229$35.0M0.00%Share
39EVENTIDE ASSET MANAGEMENT, LLC289,275$32.7M0.51%Share
40Sofinnova Investments, Inc.288,128$32.5M1.40%Share
41PRINCIPAL FINANCIAL GROUP INC271,262$30.6M0.02%Share
42Bellevue Group AG261,935$29.6M0.56%Share
43ADAGE CAPITAL PARTNERS GP, L.L.C.250,000$28.0M0.04%Share
44SUSQUEHANNA INTERNATIONAL GROUP, LLP243,800$27.0M0.00%Put
45BANK OF AMERICA CORP /DE/225,469$25.0M0.00%Share
46GOLDMAN SACHS GROUP INC230,166$25.0M0.00%Share
47BlackRock, Inc.218,867$24.0M0.00%Share
48Rhenman & Partners Asset Management AB210,000$23.7M2.22%Share
49UBS Group AG209,707$23.7M0.00%Share
50C WorldWide Group Holding A/S207,212$23.4M0.41%Share

GKOS Institutional Ownership History

QuarterHoldersTotal ValueChange
Q4 2025328$6.3B+93
Q3 2025235$4.2T-11
Q2 2025246$4.9T-68
Q1 2025314$5.5T+14
Q4 2024300$78.7T+36
Q3 2024264$5154.1T+24
Q2 2024240$3565.8T+27
Q1 2024213$2663.0T—

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As of Q4 2025, 50 institutional investors hold GKOS (Glaukos Corporation). The largest holder is BlackRock, Inc. with $711.0M in shares. This quarter, 14 institutions opened new positions and 3 closed their positions.

Frequently Asked Questions

How many hedge funds own GKOS?

As of Q4 2025, 50 institutional investors report holding GKOS (Glaukos Corporation) in their 13F filings.

Who is the largest institutional holder of GKOS?

The largest institutional holder of GKOS is BlackRock, Inc. with $711.0M in shares.

Is institutional ownership of GKOS increasing or decreasing?

This quarter, 14 institutions opened new positions in GKOS and 3 closed their positions.