GLAUKOS CORP (GKOS) Stock Ownership

NYSE:GKOS • US3773221029

Current stock price

105.05 USD
+1.87 (+1.81%)
Last:

GKOS Ownership information

GKOS Ownership Chart.GKOS Ownership Chart: showing Insider, Institutional ownership and shares available to the public.GKOS Ownership.InsiderInstitutional



Shares Outstanding58.08M
Float55.89M
Float Short Interest Percentage5.15%
Owners (insider)3.43%
Owners (institutional)100.27%
Owners (insider) change1.79%
Owners (institutional) change0.99%
GKOS Institutional Ownership HistoryGKOS Institutional Ownership HistoryGKOS Institutional Ownership History Sep 2021 Mar 2022 Sep 2022 Mar 2023 Sep 2023 Mar 2024 Sep 2024 Mar 2025 Sep 2025 20M 40M 60M
GKOS Historical Insider Transactions ChartGKOS Historical Insider Buy and Sell Transactions ChartGKOS Historical Insider Transactions Apr 2025 May 2025 Jun 2025 Jul 2025 Aug 2025 Sep 2025 Oct 2025 Nov 2025 Dec 2025 Jan 2026 Feb 2026 Mar 2026 0 100K -100K 200K -200K
DateNameTypeSharesPriceAmount
Mar 25, 2026Burns Thomas WilliamGrant235640.00$ 0.00
Mar 25, 2026Thurman Alex R.Open Market Sale2511106.46$ 267,321.06
Mar 25, 2026Thurman Alex R.Grant33030.00$ 0.00
Mar 25, 2026Gilliam Joseph EGrant236210.00$ 0.00
Mar 25, 2026Navratil TomasGrant327810.00$ 0.00
Mar 24, 2026Thurman Alex R.Open Market Sale1521105.24$ 160,070.04
Mar 24, 2026Burns Thomas WilliamOption Excercise2744105.23$ 288,751.12
Mar 23, 2026Thurman Alex R.Option Excercise3250105.84$ 343,977.80
Mar 23, 2026Gilliam Joseph EOption Excercise15118105.53$ 1,595,381.58
Mar 23, 2026Navratil TomasOption Excercise5174106.05$ 548,691.10
Mar 17, 2026Thurman Alex R.Open Market Sale62599.15$ 61,968.75
Mar 16, 2026Burns Thomas WilliamOption Excercise280198.94$ 277,130.94
Mar 16, 2026Navratil TomasOption Excercise95898.94$ 94,784.52
Mar 16, 2026Navratil TomasOpen Market Sale103198.04$ 101,078.19
Mar 16, 2026Thurman Alex R.Option Excercise61498.94$ 60,749.16
Mar 16, 2026Gilliam Joseph EOption Excercise118998.94$ 117,639.66
Mar 13, 2026Gilliam Joseph EOption Excercise246297.02$ 238,863.24
Mar 13, 2026Navratil TomasOption Excercise107497.02$ 104,199.48
Mar 13, 2026Burns Thomas WilliamOption Excercise521297.02$ 505,668.24
Mar 5, 2026Navratil TomasOption Excercise361112.10$ 40,468.10
Mar 5, 2026Burns Thomas WilliamOption Excercise1098112.10$ 123,085.80
Feb 24, 2026Burns Thomas WilliamOption Excercise4059119.17$ 483,711.03
Feb 24, 2026Navratil TomasOption Excercise396119.17$ 47,191.32
Feb 24, 2026Gilliam Joseph EOption Excercise1057119.17$ 125,962.69
Feb 19, 2026WEISNER AIMEE SOther Disposition19600.00$ 0.00
Feb 19, 2026WEISNER AIMEE SOption Excercise1500024.69$ 370,350.00
Feb 19, 2026WEISNER AIMEE SOpen Market Sale15000117.38$ 1,760,761.43
Feb 9, 2026Burns Thomas WilliamOption Excercise16600030.92$ 5,132,720.00
Feb 6, 2026Burns Thomas WilliamOther Disposition1347060.00$ 0.00
Jan 22, 2026Gilliam Joseph EOption Excercise1049855.18$ 579,279.64
Jan 22, 2026Gilliam Joseph EOpen Market Sale10498127.68$ 1,340,379.78
Jan 22, 2026Stapley MarcOption Excercise1500024.69$ 370,350.00
Jan 22, 2026Stapley MarcOpen Market Sale15000127.71$ 1,915,576.23
Jan 21, 2026Gilliam Joseph EOption Excercise450255.18$ 248,420.36
Jan 21, 2026Gilliam Joseph EOpen Market Sale4502124.65$ 561,174.30
Jan 16, 2026Burns Thomas WilliamOption Excercise18694516.49$ 3,082,723.05
Jan 16, 2026Burns Thomas WilliamOpen Market Sale186945115.00$ 21,498,675.00
Jan 2, 2026Stapley MarcGrant7270.00$ 0.00
Jan 2, 2026WEISNER AIMEE SGrant6230.00$ 0.00
Jan 2, 2026Torres DeniceGrant6230.00$ 0.00
Jan 2, 2026Kliman Gilbert HGrant6230.00$ 0.00
Jan 2, 2026Foley Mark JGrant11680.00$ 0.00
Jan 2, 2026WEN LEANAGrant6230.00$ 0.00
Jan 2, 2026Hoffmeister David FGrant7530.00$ 0.00
Dec 30, 2025Navratil TomasOption Excercise510114.24$ 58,262.40
Dec 30, 2025Burns Thomas WilliamOption Excercise1098114.24$ 125,435.52
Dec 11, 2025Navratil TomasGrant20540.00$ 0.00
Dec 11, 2025Burns Thomas WilliamGrant41680.00$ 0.00
Dec 9, 2025Kliman Gilbert HOption Excercise500024.69$ 123,450.00
Dec 9, 2025Kliman Gilbert HOpen Market Sale5000107.27$ 536,350.00
Nov 25, 2025Thurman Alex R.Open Market Sale315105.00$ 33,075.00
Nov 18, 2025Gilliam Joseph EOpen Market Sale1934090.00$ 1,740,600.00
Sep 23, 2025Burns Thomas WilliamOption Excercise405984.69$ 343,756.71
Sep 23, 2025Gilliam Joseph EOption Excercise105684.69$ 89,432.64
Sep 23, 2025Navratil TomasOption Excercise48384.69$ 40,905.27
Sep 22, 2025Navratil TomasOpen Market Sale51784.22$ 43,541.05
Sep 19, 2025Navratil TomasOption Excercise51083.47$ 42,569.70
Sep 19, 2025Burns Thomas WilliamOption Excercise109883.47$ 91,650.06
Sep 18, 2025Navratil TomasGrant19480.00$ 0.00
Sep 18, 2025Gilliam Joseph EGrant38840.00$ 0.00
Sep 18, 2025Burns Thomas WilliamGrant154170.00$ 0.00
Sep 11, 2025Navratil TomasOpen Market Sale514288.22$ 453,620.40
Jun 11, 2025Hoffmeister David FOption Excercise2500032.00$ 800,000.00
May 29, 2025Foley Mark JGrant21080.00$ 0.00
May 29, 2025Hoffmeister David FGrant21080.00$ 0.00
May 29, 2025Stapley MarcGrant21080.00$ 0.00
May 29, 2025WEISNER AIMEE SGrant21080.00$ 0.00
May 29, 2025Torres DeniceGrant21080.00$ 0.00
May 29, 2025Kliman Gilbert HGrant21080.00$ 0.00
May 29, 2025WEN LEANAGrant21080.00$ 0.00
May 28, 2025Gilliam Joseph EOption Excercise105796.97$ 102,497.29
May 27, 2025Navratil TomasOption Excercise48396.97$ 46,836.51
May 27, 2025Burns Thomas WilliamOption Excercise405996.97$ 393,601.23
May 7, 2025Burns Thomas WilliamOption Excercise109888.24$ 96,887.52
May 7, 2025Navratil TomasOption Excercise51088.24$ 45,002.40
Apr 21, 2025Burns Thomas WilliamOption Excercise795797.09$ 772,545.13
Apr 21, 2025Thurman Alex R.Option Excercise248497.09$ 241,171.56
Apr 1, 2025Gilliam Joseph EOption Excercise192297.09$ 186,606.98
Apr 1, 2025Thurman Alex R.Option Excercise31197.09$ 30,194.99
Mar 31, 2025Navratil TomasOption Excercise99497.77$ 97,185.76
Mar 31, 2025Burns Thomas WilliamOption Excercise515797.37$ 502,153.47