United States Healthcare Equipment & Supplies

Glaukos Corp (GKOS)

Track

Over the past 90 days, Glaukos Corp insiders have executed 19 transactions, all of which were sales, totaling approximately $4.43 million in net value. Notable activity includes planned and proposed sales by CFO Alex R. Thurman and other executives. These transactions occur as the stock trades near its 52-week high following a positive earnings report.
Ticker: GKOS Exchange: NYS
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings
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Insider trades have triggered activity signals for Glaukos Corp. Upgrade to see score, net flow, insiders and the full signal context.

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Top insiders
Trades
Planned sale 16 Jul 2026
Value US$4,178,797.95 | Price 467.18 | Shares 7,794 (-14.3%)
Proposed sale 16 Jul 2026
Value US$3,041,230.98 | Price 482.31 | Shares 20,412
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2026-07-21 2026-07-16 PlS Planned sale
Thurman Alex R.

SVP & CHIEF FINANCIAL OFFICER

Officer
7,794 -14.3%
467.18
US$4,178,798 		7,794 -14.3% 467.18 US$4,178,798
2026-07-16 2026-07-16 PrS Proposed sale
Thurman Alex R.

Officer

Officer
20,412
482.31
US$3,041,231 		20,412 482.31 US$3,041,231
2026-07-13 2026-07-09 PlS Planned sale
Thurman Alex R.

SVP & CHIEF FINANCIAL OFFICER

Officer
22,643 +42.0%
193.80
US$183,777 		22,643 +42.0% 193.80 US$183,777
2026-07-09 2026-07-09 PrS Proposed sale
Thurman Alex R.

Officer

Officer
10,000
155.00
US$1,550,000 		10,000 155.00 US$1,550,000
2026-07-08 2026-07-06 PlS Planned sale
Thurman Alex R.

SVP & CHIEF FINANCIAL OFFICER

Officer
10,000 -18.6%
150.00
US$1,500,000 		10,000 -18.6% 150.00 US$1,500,000
2026-07-06 2026-07-06 PrS Proposed sale
Thurman Alex R.

Officer

Officer
10,000
150.00
US$1,500,000 		10,000 150.00 US$1,500,000
2026-07-08 2026-07-01 PlS Planned sale
Navratil Tomas

CHIEF DEVELOPMENT OFFICER

Officer
716 -0.8%
139.06
US$99,567 		716 -0.8% 139.06 US$99,567
2026-07-01 2026-07-01 PrS Proposed sale
Navratil Tomas

Officer

Officer
716
139.06
US$99,567 		716 139.06 US$99,567
2026-06-18 2026-06-16 PlS Planned sale
Navratil Tomas

CHIEF DEVELOPMENT OFFICER

Officer
1,537 -1.7%
130.68
US$200,855 		1,537 -1.7% 130.68 US$200,855
2026-06-16 2026-06-16 PrS Proposed sale
Navratil Tomas

Officer

Officer
1,537
130.68
US$200,855 		1,537 130.68 US$200,855
2026-05-18 2026-05-14 S Sale
3.5
Kliman Gilbert H
Non-Executive Director
5,000 -12.3%
140.76
US$703,800 		5,000 -12.3% 140.76 US$703,800
2026-05-14 2026-05-14 PrS Proposed sale
3.5
Kliman Gilbert H

Director

Non-Executive Director
5,000
140.76
US$703,800 		5,000 140.76 US$703,800
2026-05-13 2026-05-11 S Sale
3.5
Kliman Gilbert H
Non-Executive Director
5,000 -12.3%
135.00
US$675,000 		5,000 -12.3% 135.00 US$675,000
2026-05-11 2026-05-11 PrS Proposed sale
3.5
Kliman Gilbert H

Director

Non-Executive Director
5,000
135.00
US$675,000 		5,000 135.00 US$675,000
2026-05-04 2026-05-01 S Sale
1.9
Gilliam Joseph E

PRESIDENT & COO

Officer
19,573 -21.0%
143.54
US$2,809,508 		19,573 -21.0% 143.54 US$2,809,508
2026-05-04 2026-05-01 S Sale
WEN LEANA
Non-Executive Director
1,700 -7.9%
143.35
US$243,695 		1,700 -7.9% 143.35 US$243,695
2026-05-01 2026-05-01 PrS Proposed sale
WEN LEANA

Director

Non-Executive Director
1,700
145.35
US$247,095 		1,700 145.35 US$247,095
2026-05-01 2026-05-01 PrS Proposed sale
1.9
Gilliam Joseph E

Officer

Officer
19,573
143.54
US$2,809,508 		19,573 143.54 US$2,809,508
2026-05-04 2026-04-30 PlS Planned sale
Thurman Alex R.

SVP & CHIEF FINANCIAL OFFICER

Officer
10,000 -18.6%
140.00
US$1,400,000 		10,000 -18.6% 140.00 US$1,400,000
2026-04-30 2026-04-30 PrS Proposed sale
Thurman Alex R.

Officer

Officer
10,000
140.00
US$1,400,000 		10,000 140.00 US$1,400,000
2026-04-14 2026-04-10 PlS Planned sale
Navratil Tomas

CHIEF DEVELOPMENT OFFICER

Officer
32 -0.0%
120.23
US$3,847 		32 -0.0% 120.23 US$3,847
2026-04-14 2026-04-10 PlS Planned sale
Navratil Tomas

CHIEF DEVELOPMENT OFFICER

Officer
614 -0.7%
119.35
US$73,281 		614 -0.7% 119.35 US$73,281
2026-04-14 2026-04-10 PlS Planned sale
Navratil Tomas

CHIEF DEVELOPMENT OFFICER

Officer
210 -0.2%
117.45
US$24,664 		210 -0.2% 117.45 US$24,664
2026-04-14 2026-04-10 PlS Planned sale
Navratil Tomas

CHIEF DEVELOPMENT OFFICER

Officer
1,237 -1.3%
116.72
US$144,383 		1,237 -1.3% 116.72 US$144,383
2026-04-10 2026-04-10 PrS Proposed sale
Navratil Tomas

Officer

Officer
2,093
117.62
US$246,178 		2,093 117.62 US$246,178
2026-03-27 2026-03-25 PlS Planned sale
Thurman Alex R.

SVP & CHIEF FINANCIAL OFFICER

Officer
2,511 -5.6%
106.46
US$267,321 		2,511 -5.6% 106.46 US$267,321
2026-03-25 2026-03-25 PrS Proposed sale
Thurman Alex R.

Officer

Officer
2,511
106.46
US$267,321 		2,511 106.46 US$267,321
2026-03-25 2026-03-24 PlS Planned sale
Thurman Alex R.

SVP & CHIEF FINANCIAL OFFICER

Officer
1,521 -3.2%
105.24
US$160,070 		1,521 -3.2% 105.24 US$160,070
2026-03-24 2026-03-24 PrS Proposed sale
Thurman Alex R.

Officer

Officer
1,521
105.24
US$160,070 		1,521 105.24 US$160,070
2026-03-19 2026-03-17 PlS Planned sale
Thurman Alex R.

SVP & CHIEF FINANCIAL OFFICER

Officer
625 -1.3%
99.15
US$61,969 		625 -1.3% 99.15 US$61,969
2026-03-17 2026-03-17 PrS Proposed sale
Thurman Alex R.

Officer

Officer
625
99.15
US$61,969 		625 99.15 US$61,969
2026-03-19 2026-03-16 PlS Planned sale
Navratil Tomas

CHIEF DEVELOPMENT OFFICER

Officer
272 -0.4%
99.05
US$26,942 		272 -0.4% 99.05 US$26,942
2026-03-19 2026-03-16 PlS Planned sale
Navratil Tomas

CHIEF DEVELOPMENT OFFICER

Officer
299 -0.4%
98.21
US$29,365 		299 -0.4% 98.21 US$29,365
2026-03-19 2026-03-16 PlS Planned sale
Navratil Tomas

CHIEF DEVELOPMENT OFFICER

Officer
460 -0.6%
97.33
US$44,772 		460 -0.6% 97.33 US$44,772
2026-03-16 2026-03-16 PrS Proposed sale
Navratil Tomas

Officer

Officer
1,031
97.99
US$101,028 		1,031 97.99 US$101,028
2026-02-23 2026-02-19 S Sale
2.3
WEISNER AIMEE S
Non-Executive Director
6,471 -25.6%
118.56
US$767,202 		6,471 -25.6% 118.56 US$767,202
2026-02-23 2026-02-19 S Sale
2.3
WEISNER AIMEE S
Non-Executive Director
1,134 -4.3%
117.33
US$133,052 		1,134 -4.3% 117.33 US$133,052
2026-02-23 2026-02-19 S Sale
2.3
WEISNER AIMEE S
Non-Executive Director
5,242 -16.6%
116.64
US$611,427 		5,242 -16.6% 116.64 US$611,427
2026-02-23 2026-02-19 S Sale
2.3
WEISNER AIMEE S
Non-Executive Director
2,153 -6.4%
115.69
US$249,081 		2,153 -6.4% 115.69 US$249,081
2026-02-19 2026-02-19 PrS Proposed sale
2.3
WEISNER AIMEE S

Director

Non-Executive Director
15,000
119.47
US$1,792,050 		15,000 119.47 US$1,792,050
2026-01-26 2026-01-22 PlS Planned sale
2.6
Stapley Marc
Non-Executive Director
1,300 -3.4%
129.78
US$168,714 		1,300 -3.4% 129.78 US$168,714
2026-01-26 2026-01-22 PlS Planned sale
2.6
Stapley Marc
Non-Executive Director
4,325 -10.0%
129.11
US$558,401 		4,325 -10.0% 129.11 US$558,401
2026-01-26 2026-01-22 PlS Planned sale
2.6
Stapley Marc
Non-Executive Director
1,671 -3.7%
127.92
US$213,754 		1,671 -3.7% 127.92 US$213,754
2026-01-26 2026-01-22 PlS Planned sale
2.6
Stapley Marc
Non-Executive Director
3,892 -8.0%
126.96
US$494,128 		3,892 -8.0% 126.96 US$494,128
2026-01-26 2026-01-22 PlS Planned sale
2.6
Stapley Marc
Non-Executive Director
3,812 -7.3%
126.07
US$480,579 		3,812 -7.3% 126.07 US$480,579
2026-01-26 2026-01-22 PlS Planned sale
1.9
Gilliam Joseph E

PRESIDENT & COO

Officer
3,194 -3.3%
129.28
US$412,920 		3,194 -3.3% 129.28 US$412,920
2026-01-26 2026-01-22 PlS Planned sale
1.9
Gilliam Joseph E

PRESIDENT & COO

Officer
1,798 -1.8%
128.07
US$230,270 		1,798 -1.8% 128.07 US$230,270
2026-01-26 2026-01-22 PlS Planned sale
1.9
Gilliam Joseph E

PRESIDENT & COO

Officer
3,100 -3.1%
127.03
US$393,793 		3,100 -3.1% 127.03 US$393,793
2026-01-26 2026-01-22 PlS Planned sale
1.9
Gilliam Joseph E

PRESIDENT & COO

Officer
2,406 -2.3%
126.10
US$303,397 		2,406 -2.3% 126.10 US$303,397
2026-01-22 2026-01-22 PrS Proposed sale
1.9
Gilliam Joseph E

Officer

Officer
10,498
127.68
US$1,340,378 		10,498 127.68 US$1,340,378
2026-01-22 2026-01-22 PrS Proposed sale
2.6
Stapley Marc

Director

Non-Executive Director
15,000
127.70
US$1,915,560 		15,000 127.70 US$1,915,560
2026-01-23 2026-01-21 PlS Planned sale
1.9
Gilliam Joseph E

PRESIDENT & COO

Officer
4,502 -4.6%
124.65
US$561,174 		4,502 -4.6% 124.65 US$561,174
2026-01-21 2026-01-21 PrS Proposed sale
1.9
Gilliam Joseph E

Officer

Officer
4,502
124.65
US$561,168 		4,502 124.65 US$561,168
2026-01-20 2026-01-16 PlS Planned sale
Burns Thomas William

CHAIRMAN & CEO

Executive Director
186,945 -54.9%
115.00
US$21,498,675 		186,945 -54.9% 115.00 US$21,498,675
2026-01-16 2026-01-16 PrS Proposed sale
Burns Thomas William

Officer; Director

Executive Director
186,945
115.00
US$21,498,675 		186,945 115.00 US$21,498,675
2026-01-20 2026-01-08 PlS Planned sale
Burns Thomas William

CHAIRMAN & CEO

Executive Director
88,055 -36.4%
115.00
US$10,126,325 		88,055 -36.4% 115.00 US$10,126,325
2026-01-08 2026-01-08 PrS Proposed sale
Burns Thomas William

Officer; Director

Executive Director
88,055
115.00
US$10,126,325 		88,055 115.00 US$10,126,325
2025-12-11 2025-12-09 S Sale
3.5
Kliman Gilbert H
Non-Executive Director
5,000 -12.5%
107.27
US$536,350 		5,000 -12.5% 107.27 US$536,350
2025-12-09 2025-12-09 PrS Proposed sale
3.5
Kliman Gilbert H

Director

Non-Executive Director
5,000
107.27
US$536,368 		5,000 107.27 US$536,368
2025-11-26 2025-11-25 PlS Planned sale
Thurman Alex R.

SVP & CHIEF FINANCIAL OFFICER

Officer
315 -0.6%
105.00
US$33,075 		315 -0.6% 105.00 US$33,075
2025-11-25 2025-11-25 PrS Proposed sale
Thurman Alex R.

Officer

Officer
315
105.00
US$33,075 		315 105.00 US$33,075
2025-11-20 2025-11-18 S Sale
1.9
Gilliam Joseph E

PRESIDENT & COO

Officer
19,340 -17.3%
90.00
US$1,740,600 		19,340 -17.3% 90.00 US$1,740,600
2025-11-18 2025-11-18 PrS Proposed sale
1.9
Gilliam Joseph E

Officer

Officer
19,340
90.00
US$1,740,600 		19,340 90.00 US$1,740,600
2025-09-24 2025-09-22 PlS Planned sale
Navratil Tomas

CHIEF DEVELOPMENT OFFICER

Officer
276 -0.4%
84.70
US$23,377 		276 -0.4% 84.70 US$23,377
2025-09-24 2025-09-22 PlS Planned sale
Navratil Tomas

CHIEF DEVELOPMENT OFFICER

Officer
218 -0.3%
83.76
US$18,260 		218 -0.3% 83.76 US$18,260
2025-09-24 2025-09-22 PlS Planned sale
Navratil Tomas

CHIEF DEVELOPMENT OFFICER

Officer
23 -0.0%
82.79
US$1,904 		23 -0.0% 82.79 US$1,904
2025-09-22 2025-09-22 PrS Proposed sale
Navratil Tomas

Officer

Officer
517
84.22
US$43,541 		517 84.22 US$43,541
2025-09-12 2025-09-11 PlS Planned sale
Navratil Tomas

CHIEF DEVELOPMENT OFFICER

Officer
1,948 -2.5%
88.61
US$172,612 		1,948 -2.5% 88.61 US$172,612
2025-09-12 2025-09-11 PlS Planned sale
Navratil Tomas

CHIEF DEVELOPMENT OFFICER

Officer
3,194 -4.0%
87.98
US$281,008 		3,194 -4.0% 87.98 US$281,008
2025-09-11 2025-09-11 PrS Proposed sale
Navratil Tomas

Officer

Officer
5,142
88.22
US$453,608 		5,142 88.22 US$453,608
2025-03-27 2025-03-25 PlS Planned sale
Thurman Alex R.

SVP & CHIEF FINANCIAL OFFICER

Officer
31 -0.1%
108.14
US$3,352 		31 -0.1% 108.14 US$3,352
2025-03-27 2025-03-25 PlS Planned sale
Thurman Alex R.

SVP & CHIEF FINANCIAL OFFICER

Officer
430 -0.8%
107.44
US$46,199 		430 -0.8% 107.44 US$46,199
2025-03-27 2025-03-25 PlS Planned sale
Thurman Alex R.

SVP & CHIEF FINANCIAL OFFICER

Officer
1,059 -1.9%
106.56
US$112,847 		1,059 -1.9% 106.56 US$112,847
2025-03-25 2025-03-25 PrS Proposed sale
Thurman Alex R.

Officer

Officer
1,520
106.84
US$162,402 		1,520 106.84 US$162,402
2025-02-28 2025-02-26 S Sale
3.5
Foley Mark J
Non-Executive Director
20,687 -27.6%
120.72
US$2,497,335 		20,687 -27.6% 120.72 US$2,497,335
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