GLAUKOS Corp - Common Stock (GKOS)

Q3 2025 13F Holders as of 9/30/2025

Type / Class
Equity / Common Stock
Shares outstanding
56.9M
Number of holders
308
Total 13F shares, excl. options
55.9M
Shares change
-5.15M
Total reported value, excl. options
$4.56B
Value change
-$459M
Put/Call ratio
2.63
Number of buys
158
Number of sells
-157
Price
$81.55

Significant Holders of GLAUKOS Corp - Common Stock (GKOS) as of Q3 2025

365 filings reported holding GKOS - GLAUKOS Corp - Common Stock as of Q3 2025.
GLAUKOS Corp - Common Stock (GKOS) has 308 institutional shareholders that have filed 13F forms with the Securities Exchange Commission (SEC). These institutions hold a total of 55.9M shares of 56.9M outstanding shares and own 98.24% of the company stock.
Largest 10 shareholders include BlackRock, Inc. (8.66M shares), VANGUARD GROUP INC (6.05M shares), WELLINGTON MANAGEMENT GROUP LLP (3.58M shares), PRIMECAP MANAGEMENT CO/CA/ (2.25M shares), STATE STREET CORP (2.1M shares), AMERIPRISE FINANCIAL INC (1.9M shares), ALLIANCEBERNSTEIN L.P. (1.73M shares), GEODE CAPITAL MANAGEMENT, LLC (1.32M shares), WESTFIELD CAPITAL MANAGEMENT CO LP (1.23M shares), and WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC (1.09M shares).
This table shows the top 308 institutional shareholders of the company equity. This data is sourced directly from the SEC via 13F filings.
Investor Option Weight % Change % Value $ * Price $ Shares Share Change Activity Report Period
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.