Institutional Ownership
Glaukos Corp
CUSIP 377322102COMGKOSQ1 2026
13D / 13G Filings
47
Schedule 13D/13G on record
Beneficial Filers
16
Distinct reporting persons
Largest Stake
16.3%
Max % of class reported
Institutional Holders
327
13F filers (latest quarter)
Beneficial Owners — Schedule 13D / 13G
47 filings · latest Feb 17, 2026
| # | Filed | Reporting Person | Form | % of Class | Shares | Filing |
|---|---|---|---|---|---|---|
| 1 | Feb 17, 2026 | Janus Henderson Group PLC | 13G | 5.3% | 3.02M | SEC |
| 2 | Feb 11, 2026 | Primecap Management Co/Ca/ | 13G | 5.9% | 3.38M | SEC |
| 3 | Feb 10, 2026 | Wellington Management Group LLP | 13G/A | 0.8% | 486.8K | SEC |
| 4 | Aug 12, 2025 | Wellington Management Group LLP | 13G | 5.7% | 3.24M | SEC |
| 5 | Aug 7, 2025 | Fmr LLC | 13G/A | 4.5% | 2.56M | SEC |
| 6 | Apr 29, 2025 | Blackrock, Inc. | 13G/A | 14.4% | 8.16M | SEC |
| 7 | Feb 12, 2025 | Thomas W. Burns | 13G/A | 11.0% | 2.55M | SEC |
| 8 | Feb 12, 2025 | Fmr LLC | 13G/A | 11.0% | 6.08M | SEC |
| 9 | Nov 14, 2024 | Brown Capital Management LLC | 13G/A | 3.0% | 1.63M | SEC |
| 10 | Feb 14, 2024 | Brown Capital Management LLC | 13G/A | 5.5% | 2.70M | SEC |
37 more beneficial-ownership filings on Premium
See the full Schedule 13D/13G history for Glaukos Corp.
Unlock full historyTop Institutional Holders (13F)
Largest reported positions · latest quarter
| # | Fund | Shares | Value |
|---|---|---|---|
| 1 | Blackrock, Inc. | 9.09M | $978.63M |
| 2 | Janus Henderson Group PLC | 5.35M | $575.84M |
| 3 | Primecap Management Co/Ca/ | 3.37M | $362.88M |
| 4 | State Street Corp | 2.18M | $234.98M |
| 5 | Ameriprise Financial Inc | 1.61M | $173.42M |
| 6 | Alliancebernstein L.P. | 1.40M | $157.80M |
| 7 | Citadel Advisors LLC | 1.45M | $155.78M |
| 8 | Holocene Advisors, LP | 1.38M | $148.97M |
| 9 | Goldman Sachs Group Inc | 1.37M | $148.03M |
| 10 | Geode Capital Management, LLC | 1.36M | $146.06M |