Who owns GLAUKOS Corp?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from company filings.
Institutional ownership of GKOS from SEC Form 13F filings across 367 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
As of the 2026-06-30 reporting period, 367 institutions disclosed 60.7M shares of GLAUKOS Corp worth $8.44B — about 103.2% of shares outstanding; the largest disclosed holder is BlackRock, Inc.. Source: SEC Form 13F filings, parsed by EvidInvest.
367
13F holders
$8.44B
value, 2026 filers
103.2%
of shares outstanding (60.7M sh)
73
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30 · % of fund = share of the manager's own book · % of co. = share of GKOS's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 9.5M | $1.33B | 0.0% | 16.2% | +5.0% |
| 2 | Jupiter Topco LLCNEW | 4.9M | $679.6M | 0.3% | 8.3% | new |
| 3 | VANGUARD PORTFOLIO MANAGEMENT LLC | 3.3M | $464.3M | 0.0% | 5.6% | +3.5% |
| 4 | PRIMECAP MANAGEMENT CO/CA/ | 3.0M | $425.0M | 0.3% | 5.2% | -9.8% |
| 5 | VANGUARD CAPITAL MANAGEMENT LLC | 2.6M | $356.5M | 0.0% | 4.3% | +1.7% |
| 6 | STATE STREET CORP | 2.3M | $323.7M | 0.0% | 3.9% | +6.1% |
| 7 | MILLENNIUM MANAGEMENT LLC | 1.6M | $221.0M | 0.1% | 2.7% | +34.7% |
| 8 | Holocene Advisors, LP | 1.5M | $211.7M | 0.5% | 2.6% | +9.5% |
| 9 | GEODE CAPITAL MANAGEMENT, LLC | 1.5M | $204.6M | 0.0% | 2.5% | +7.9% |
| 10 | CITADEL ADVISORS LLC | 1.4M | $194.3M | 0.0% | 2.4% | -3.9% |
| 11 | AMERIPRISE FINANCIAL INC | 1.3M | $183.8M | 0.0% | 2.2% | -18.4% |
| 12 | ALLIANCEBERNSTEIN L.P. | 1.3M | $135.1M | 0.0% | 2.1% | -10.2% |
| 13 | Capital World Investors | 1.0M | $142.0M | 0.0% | 1.7% | +2.7% |
| 14 | GOLDMAN SACHS GROUP INC | 897,021 | $125.4M | 0.0% | 1.5% | -34.8% |
| 15 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 752,642 | $105.2M | 0.0% | 1.3% | +5.4% |
| 16 | Invesco Ltd. | 706,877 | $98.8M | 0.0% | 1.2% | -22.7% |
| 17 | PRICE T ROWE ASSOCIATES INC /MD/ | 679,632 | $95.0M | 0.0% | 1.2% | +102.0% |
| 18 | WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC | 661,675 | $92.5M | 0.3% | 1.1% | -38.4% |
| 19 | Driehaus Capital Management LLC | 650,571 | $90.9M | 0.5% | 1.1% | +33.3% |
| 20 | NOMURA ASSET MANAGEMENT INTERNATIONAL INC. | 647,428 | $90.5M | 0.1% | 1.1% | +5.8% |
| 21 | NORTHERN TRUST CORP | 612,496 | $85.6M | 0.0% | 1% | +6.3% |
| 22 | BRAIDWELL LP | 591,927 | $82.7M | 3.1% | 1% | -22.5% |
| 23 | MORGAN STANLEY | 589,793 | $82.4M | 0.0% | 1% | -13.1% |
| 24 | BANK OF AMERICA CORP /DE/ | 587,327 | $82.1M | 0.0% | 1% | -10.7% |
| 25 | UBS Group AG | 578,271 | $80.8M | 0.0% | 1% | +49.7% |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.