Q4 2017 13F Holders as of 12/31/2017
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Type / Class
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Equity / Common Stock
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Shares outstanding
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56.9M
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Number of holders
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129
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Total 13F shares, excl. options
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34.3M
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Shares change
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+211K
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Total reported value, excl. options
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$879M
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Value change
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-$20M
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Put/Call ratio
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0.71
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Number of buys
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71
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Number of sells
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-65
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Price
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$25.65
Significant Holders of GLAUKOS Corp - Common Stock (GKOS) as of Q4 2017
165 filings reported holding GKOS - GLAUKOS Corp - Common Stock as of Q4 2017.
GLAUKOS Corp - Common Stock (GKOS) has 129 institutional shareholders that have filed 13F forms with the Securities Exchange Commission (SEC).
These institutions hold a total of 34.3M shares
of 56.9M outstanding shares and own 60.21% of the company stock.
Largest 10 shareholders include JANUS HENDERSON GROUP PLC (5.1M shares), DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) (3.34M shares), Capital World Investors (2.74M shares), PRICE T ROWE ASSOCIATES INC /MD/ (2.47M shares), Vanguard Group Inc (2.39M shares), WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC (1.98M shares), BlackRock Inc. (1.96M shares), GILDER GAGNON HOWE & CO LLC (1.36M shares), INTERWEST VENTURE MANAGEMENT CO (1.02M shares), and BAILLIE GIFFORD & CO (970K shares).
This table shows the top 129 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.