InsiderFlow

Glaukos Corporation

$96.32-1.47 (-1.50%)

Prev Close

$97.79

Open

$98.43

High

$100.73

Low

$95.87

Volume

436.9K

Market Cap

$6.01B

P/E

Div Yield

Over the past 12 months, insider activity at Glaukos Corporation (GKOS) has been exclusively selling, with 0 insider purchases totaling $0.00 and 12 insider sales totaling $31.81M. The most recent insider transaction was by WEISNER AIMEE S (director), who sold $1.76M worth of shares on Feb 23, 2026. Glaukos Corporation operates in the Healthcare sector, within the Medical - Devices industry, with a market cap of $6.01B.

Buys (12M)

0

$0.00

Sells (12M)

12

$31.81M

Net Activity

Net Seller

$31.81M

Active Insiders

7

last 12 mo

GKOS Price Chart

GKOS Insider Trading Activity

DateInsiderRoleTypeSharesAvg PriceValueShares After
Feb 23, 2026WEISNER AIMEE SdirectorSell15,000$117.38$1.76M31,653
Feb 19, 2026WEISNER AIMEE SDirectorSell15,000$117.38$1.76M0
Jan 26, 2026Gilliam Joseph Eofficer: PRESIDENT & COOSell10,498$127.68$1.34M100,458
Jan 26, 2026Stapley MarcdirectorSell15,000$127.71$1.92M48,637
Jan 23, 2026Gilliam Joseph Eofficer: PRESIDENT & COOSell4,502$124.65$561.2K92,366
Jan 20, 2026Burns Thomas Williamdirector, officer: CHAIRMAN & CEOSell186,945$115.00$21.50M153,775
Dec 11, 2025Kliman Gilbert HSell5,000$107.27$536.4K34,905
Nov 26, 2025Thurman Alex R.SVP & CHIEF FINANCIAL OFFICERSell315$105.00$33.1K50,488
Nov 20, 2025Gilliam Joseph EPRESIDENT & COOSell19,340$90.00$1.74M92,366
Sep 24, 2025Navratil TomasCHIEF DEVELOPMENT OFFICERSell517$84.22$43.5K76,884
Sep 12, 2025Navratil TomasCHIEF DEVELOPMENT OFFICERSell5,142$88.22$453.6K77,417
Mar 27, 2025Thurman Alex R.SVP & CHIEF FINANCIAL OFFICERSell1,520$106.84$162.4K53,892
Feb 28, 2025Foley Mark JSell20,687$120.72$2.50M54,249
Feb 19, 2025Navratil TomasCHIEF DEVELOPMENT OFFICERSell3,416$147.14$502.6K72,437
Dec 23, 2024Gilliam Joseph EPRESIDENT & COOSell3,328$149.85$498.7K103,461
Dec 23, 2024Kliman Gilbert HSell10,000$150.28$1.50M32,336
Dec 13, 2024Kliman Gilbert HSell2,000$144.01$288.0K32,336
Nov 1, 2024Gilliam Joseph EPRESIDENT & COOSell2,275$138.97$316.2K102,169
Sep 11, 2024Kliman Gilbert HSell3,000$130.67$392.0K33,336
Aug 23, 2024Gilliam Joseph EPRESIDENT & COOSell5,000$129.36$646.8K102,749
Aug 19, 2024Stapley MarcSell6,250$125.93$787.1K39,726
Aug 12, 2024WEISNER AIMEE SSell25,000$120.00$3.00M30,119
Jul 9, 2024Gilliam Joseph EPRESIDENT & COOSell2,250$121.39$273.1K101,845
Jun 5, 2024Gilliam Joseph EPRESIDENT & COOSell2,500$113.50$283.8K102,971
Jun 3, 2024Kliman Gilbert HSell5,000$112.00$560.0K30,620
May 16, 2024Stapley MarcSell6,250$112.80$705.0K36,560
May 14, 2024Gilliam Joseph EPRESIDENT & COOSell2,395$110.56$264.8K101,845
May 14, 2024Thurman Alex R.SVP & CHIEF FINANCIAL OFFICERSell353$110.51$39.0K51,684
May 8, 2024Gilliam Joseph EPRESIDENT & COOSell105$110.36$11.6K101,845
May 8, 2024Thurman Alex R.SVP & CHIEF FINANCIAL OFFICERSell90$110.26$9.9K52,000
May 6, 2024Gilliam Joseph EPRESIDENT & COOSell2,059$105.52$217.3K103,259
May 6, 2024Thurman Alex R.SVP & CHIEF FINANCIAL OFFICERSell442$105.69$46.7K52,197
Apr 10, 2024Gilliam Joseph EPRESIDENT & COOSell59,801$100.47$6.01M151,190
Apr 9, 2024Gilliam Joseph EPRESIDENT & COOSell2,457$96.81$237.9K101,845
Apr 9, 2024Thurman Alex R.SVP & CHIEF FINANCIAL OFFICERSell1,634$99.91$163.3K54,148
Apr 5, 2024Gilliam Joseph EPRESIDENT & COOSell400$96.59$38.6K101,845
Apr 5, 2024Thurman Alex R.SVP & CHIEF FINANCIAL OFFICERSell750$95.03$71.3K54,600
Apr 3, 2024Thurman Alex R.SVP & CHIEF FINANCIAL OFFICERSell474$90.37$42.8K55,346
Mar 8, 2024Kliman Gilbert HSell13,347$86.43$1.15M30,620
Mar 4, 2024Stapley MarcSell6,250$90.09$563.1K36,173
Feb 29, 2024Kliman Gilbert HSell8,000$92.00$736.0K8,347
Feb 27, 2024Gilliam Joseph EPRESIDENT & COOSell140,245$92.14$12.92M217,219
Feb 26, 2024Foley Mark JSell4,560$92.87$423.5K33,220
Feb 14, 2024Gilliam Joseph EPRESIDENT & COOSell1,512$96.80$146.4K119,802
Feb 12, 2024Gilliam Joseph EPRESIDENT & COOSell5,631$96.14$541.4K119,802
Feb 9, 2024Thurman Alex R.SVP & CHIEF FINANCIAL OFFICERSell583$95.74$55.8K54,585
Jan 31, 2024Gilliam Joseph EPRESIDENT & COOSell9,476$94.12$891.9K119,802
Jan 24, 2024Gilliam Joseph EPRESIDENT & COOSell524$94.01$49.3K119,802
Jan 22, 2024Thurman Alex R.SVP & CHIEF FINANCIAL OFFICERSell583$90.54$52.8K54,718
Jan 18, 2024Gilliam Joseph EPRESIDENT & COOSell4,890$89.17$436.0K119,802
Jan 16, 2024Gilliam Joseph EPRESIDENT & COOSell110$89.01$9.8K119,802
Jan 10, 2024Burns Thomas WilliamCHAIRMAN & CEOSell60,115$82.55$4.96M113,521
Jan 3, 2024Burns Thomas WilliamCHAIRMAN & CEOSell95,000$77.20$7.33M99,071
Dec 22, 2023Burns Thomas WilliamCHAIRMAN & CEOSell79,685$85.21$6.79M55,835
Dec 22, 2023Gilliam Joseph EPRESIDENT & COOSell25,000$84.80$2.12M140,166
Dec 22, 2023Thurman Alex R.SVP & CHIEF FINANCIAL OFFICERSell583$85.14$49.6K55,242
Dec 18, 2023Burns Thomas WilliamCHAIRMAN & CEOSell90,000$79.26$7.13M89,640
Dec 18, 2023Stapley MarcSell16,250$75.93$1.23M38,360
Dec 18, 2023Thurman Alex R.SVP & CHIEF FINANCIAL OFFICERSell1,270$79.80$101.3K55,825
Oct 4, 2023Burns Thomas WilliamCHAIRMAN & CEOSell45,000$71.98$3.24M85,059
Aug 8, 2023Kliman Gilbert HSell10,000$74.56$745.6K29,725
Jul 21, 2023Burns Thomas WilliamCHAIRMAN & CEOSell200$80.01$16.0K673,963
Jul 18, 2023Burns Thomas WilliamCHAIRMAN & CEOSell30,000$77.95$2.34M700,621
Jul 18, 2023Gilliam Joseph EPRESIDENT & COOSell42,099$78.34$3.30M120,484
Jul 14, 2023Gilliam Joseph EPRESIDENT & COOSell2,700$73.09$197.3K120,484
Jul 11, 2023Burns Thomas WilliamCHAIRMAN & CEOSell13,573$70.86$961.8K674,292
Jul 6, 2023Burns Thomas WilliamCHAIRMAN & CEOSell31,427$69.59$2.19M677,793
Jun 30, 2023Burns Thomas WilliamCHAIRMAN & CEOSell26,810$70.19$1.88M673,963
Jun 12, 2023Burns Thomas WilliamCHAIRMAN & CEOSell3,190$70.02$223.4K673,963
Jun 8, 2023Burns Thomas WilliamCHAIRMAN & CEOSell25,000$66.54$1.66M686,344
Jun 5, 2023Burns Thomas WilliamCHAIRMAN & CEOSell142$60.00$8.5K673,963
May 23, 2023Burns Thomas WilliamCHAIRMAN & CEOSell8$60.03$480.21673,963
May 19, 2023Burns Thomas WilliamCHAIRMAN & CEOSell12,282$60.17$739.0K673,963
May 17, 2023Burns Thomas WilliamCHAIRMAN & CEOSell7,568$60.02$454.2K673,963
Aug 8, 2022Kliman Gilbert HDirectorSell3,362$53.01$178.2K0
May 7, 2021Gilliam Joseph ECFO, SVP Corporate DevelopmentSell5,000$82.22$411.1K38,533
May 5, 2021Gilliam Joseph ECFO, SVP Corporate DevelopmentSell20,000$93.53$1.87M58,747
Mar 17, 2021Gilliam Joseph ECFO, SVP Corporate DevelopmentSell5,000$87.88$439.4K42,802

GKOS Insider Buying Activity

The following table shows recent insider purchases of Glaukos Corporation (GKOS) stock reported via SEC Form 4 filings.

No insider buying activity found for GKOS in the last 12 months.

GKOS Insider Selling Activity

The following table shows recent insider sales of Glaukos Corporation (GKOS) stock reported via SEC Form 4 filings.

DateInsiderRoleTypeSharesAvg PriceValueShares After
Feb 23, 2026WEISNER AIMEE SdirectorSell15,000$117.38$1.76M31,653
Feb 19, 2026WEISNER AIMEE SDirectorSell15,000$117.38$1.76M0
Jan 26, 2026Gilliam Joseph Eofficer: PRESIDENT & COOSell10,498$127.68$1.34M100,458
Jan 26, 2026Stapley MarcdirectorSell15,000$127.71$1.92M48,637
Jan 23, 2026Gilliam Joseph Eofficer: PRESIDENT & COOSell4,502$124.65$561.2K92,366
Jan 20, 2026Burns Thomas Williamdirector, officer: CHAIRMAN & CEOSell186,945$115.00$21.50M153,775
Dec 11, 2025Kliman Gilbert HSell5,000$107.27$536.4K34,905
Nov 26, 2025Thurman Alex R.SVP & CHIEF FINANCIAL OFFICERSell315$105.00$33.1K50,488
Nov 20, 2025Gilliam Joseph EPRESIDENT & COOSell19,340$90.00$1.74M92,366
Sep 24, 2025Navratil TomasCHIEF DEVELOPMENT OFFICERSell517$84.22$43.5K76,884
Sep 12, 2025Navratil TomasCHIEF DEVELOPMENT OFFICERSell5,142$88.22$453.6K77,417
Mar 27, 2025Thurman Alex R.SVP & CHIEF FINANCIAL OFFICERSell1,520$106.84$162.4K53,892
Feb 28, 2025Foley Mark JSell20,687$120.72$2.50M54,249
Feb 19, 2025Navratil TomasCHIEF DEVELOPMENT OFFICERSell3,416$147.14$502.6K72,437
Dec 23, 2024Gilliam Joseph EPRESIDENT & COOSell3,328$149.85$498.7K103,461
Dec 23, 2024Kliman Gilbert HSell10,000$150.28$1.50M32,336
Dec 13, 2024Kliman Gilbert HSell2,000$144.01$288.0K32,336
Nov 1, 2024Gilliam Joseph EPRESIDENT & COOSell2,275$138.97$316.2K102,169
Sep 11, 2024Kliman Gilbert HSell3,000$130.67$392.0K33,336
Aug 23, 2024Gilliam Joseph EPRESIDENT & COOSell5,000$129.36$646.8K102,749
Aug 19, 2024Stapley MarcSell6,250$125.93$787.1K39,726
Aug 12, 2024WEISNER AIMEE SSell25,000$120.00$3.00M30,119
Jul 9, 2024Gilliam Joseph EPRESIDENT & COOSell2,250$121.39$273.1K101,845
Jun 5, 2024Gilliam Joseph EPRESIDENT & COOSell2,500$113.50$283.8K102,971
Jun 3, 2024Kliman Gilbert HSell5,000$112.00$560.0K30,620
May 16, 2024Stapley MarcSell6,250$112.80$705.0K36,560
May 14, 2024Gilliam Joseph EPRESIDENT & COOSell2,395$110.56$264.8K101,845
May 14, 2024Thurman Alex R.SVP & CHIEF FINANCIAL OFFICERSell353$110.51$39.0K51,684
May 8, 2024Gilliam Joseph EPRESIDENT & COOSell105$110.36$11.6K101,845
May 8, 2024Thurman Alex R.SVP & CHIEF FINANCIAL OFFICERSell90$110.26$9.9K52,000
May 6, 2024Gilliam Joseph EPRESIDENT & COOSell2,059$105.52$217.3K103,259
May 6, 2024Thurman Alex R.SVP & CHIEF FINANCIAL OFFICERSell442$105.69$46.7K52,197
Apr 10, 2024Gilliam Joseph EPRESIDENT & COOSell59,801$100.47$6.01M151,190
Apr 9, 2024Gilliam Joseph EPRESIDENT & COOSell2,457$96.81$237.9K101,845
Apr 9, 2024Thurman Alex R.SVP & CHIEF FINANCIAL OFFICERSell1,634$99.91$163.3K54,148
Apr 5, 2024Gilliam Joseph EPRESIDENT & COOSell400$96.59$38.6K101,845
Apr 5, 2024Thurman Alex R.SVP & CHIEF FINANCIAL OFFICERSell750$95.03$71.3K54,600
Apr 3, 2024Thurman Alex R.SVP & CHIEF FINANCIAL OFFICERSell474$90.37$42.8K55,346
Mar 8, 2024Kliman Gilbert HSell13,347$86.43$1.15M30,620
Mar 4, 2024Stapley MarcSell6,250$90.09$563.1K36,173
Feb 29, 2024Kliman Gilbert HSell8,000$92.00$736.0K8,347
Feb 27, 2024Gilliam Joseph EPRESIDENT & COOSell140,245$92.14$12.92M217,219
Feb 26, 2024Foley Mark JSell4,560$92.87$423.5K33,220
Feb 14, 2024Gilliam Joseph EPRESIDENT & COOSell1,512$96.80$146.4K119,802
Feb 12, 2024Gilliam Joseph EPRESIDENT & COOSell5,631$96.14$541.4K119,802
Feb 9, 2024Thurman Alex R.SVP & CHIEF FINANCIAL OFFICERSell583$95.74$55.8K54,585
Jan 31, 2024Gilliam Joseph EPRESIDENT & COOSell9,476$94.12$891.9K119,802
Jan 24, 2024Gilliam Joseph EPRESIDENT & COOSell524$94.01$49.3K119,802
Jan 22, 2024Thurman Alex R.SVP & CHIEF FINANCIAL OFFICERSell583$90.54$52.8K54,718
Jan 18, 2024Gilliam Joseph EPRESIDENT & COOSell4,890$89.17$436.0K119,802
Jan 16, 2024Gilliam Joseph EPRESIDENT & COOSell110$89.01$9.8K119,802
Jan 10, 2024Burns Thomas WilliamCHAIRMAN & CEOSell60,115$82.55$4.96M113,521
Jan 3, 2024Burns Thomas WilliamCHAIRMAN & CEOSell95,000$77.20$7.33M99,071
Dec 22, 2023Burns Thomas WilliamCHAIRMAN & CEOSell79,685$85.21$6.79M55,835
Dec 22, 2023Gilliam Joseph EPRESIDENT & COOSell25,000$84.80$2.12M140,166
Dec 22, 2023Thurman Alex R.SVP & CHIEF FINANCIAL OFFICERSell583$85.14$49.6K55,242
Dec 18, 2023Burns Thomas WilliamCHAIRMAN & CEOSell90,000$79.26$7.13M89,640
Dec 18, 2023Stapley MarcSell16,250$75.93$1.23M38,360
Dec 18, 2023Thurman Alex R.SVP & CHIEF FINANCIAL OFFICERSell1,270$79.80$101.3K55,825
Oct 4, 2023Burns Thomas WilliamCHAIRMAN & CEOSell45,000$71.98$3.24M85,059
Aug 8, 2023Kliman Gilbert HSell10,000$74.56$745.6K29,725
Jul 21, 2023Burns Thomas WilliamCHAIRMAN & CEOSell200$80.01$16.0K673,963
Jul 18, 2023Burns Thomas WilliamCHAIRMAN & CEOSell30,000$77.95$2.34M700,621
Jul 18, 2023Gilliam Joseph EPRESIDENT & COOSell42,099$78.34$3.30M120,484
Jul 14, 2023Gilliam Joseph EPRESIDENT & COOSell2,700$73.09$197.3K120,484
Jul 11, 2023Burns Thomas WilliamCHAIRMAN & CEOSell13,573$70.86$961.8K674,292
Jul 6, 2023Burns Thomas WilliamCHAIRMAN & CEOSell31,427$69.59$2.19M677,793
Jun 30, 2023Burns Thomas WilliamCHAIRMAN & CEOSell26,810$70.19$1.88M673,963
Jun 12, 2023Burns Thomas WilliamCHAIRMAN & CEOSell3,190$70.02$223.4K673,963
Jun 8, 2023Burns Thomas WilliamCHAIRMAN & CEOSell25,000$66.54$1.66M686,344
Jun 5, 2023Burns Thomas WilliamCHAIRMAN & CEOSell142$60.00$8.5K673,963
May 23, 2023Burns Thomas WilliamCHAIRMAN & CEOSell8$60.03$480.21673,963
May 19, 2023Burns Thomas WilliamCHAIRMAN & CEOSell12,282$60.17$739.0K673,963
May 17, 2023Burns Thomas WilliamCHAIRMAN & CEOSell7,568$60.02$454.2K673,963
Aug 8, 2022Kliman Gilbert HDirectorSell3,362$53.01$178.2K0
May 7, 2021Gilliam Joseph ECFO, SVP Corporate DevelopmentSell5,000$82.22$411.1K38,533
May 5, 2021Gilliam Joseph ECFO, SVP Corporate DevelopmentSell20,000$93.53$1.87M58,747
Mar 17, 2021Gilliam Joseph ECFO, SVP Corporate DevelopmentSell5,000$87.88$439.4K42,802

GKOS Insiders

WEISNER AIMEE S

director

Sold $1.76M
4 tradesLast: Feb 19, 2026
WEISNER AIMEE S

Director

Sold $1.76M
4 tradesLast: Feb 19, 2026
Gilliam Joseph E

officer: PRESIDENT & COO

Sold $1.90M
5 tradesLast: Jan 22, 2026
Stapley Marc

director

Sold $1.92M
5 tradesLast: Jan 22, 2026
Burns Thomas William

director, officer: CHAIRMAN & CEO

Sold $21.50M
1 tradesLast: Jan 16, 2026
Kliman Gilbert H

Sold $5.91M
11 tradesLast: Dec 9, 2025
Thurman Alex R.

SVP & CHIEF FINANCIAL OFFICER

Sold $828.1K
30 tradesLast: Nov 25, 2025
Gilliam Joseph E

PRESIDENT & COO

Sold $31.15M
38 tradesLast: Nov 18, 2025
Navratil Tomas

CHIEF DEVELOPMENT OFFICER

Sold $999.8K
6 tradesLast: Sep 22, 2025
Foley Mark J

Sold $2.92M
2 tradesLast: Feb 26, 2025
Stapley Marc

Sold $3.29M
12 tradesLast: Aug 15, 2024
WEISNER AIMEE S

Sold $3.00M
1 tradesLast: Aug 8, 2024
Burns Thomas William

CHAIRMAN & CEO

Sold $39.93M
48 tradesLast: Jan 9, 2024
Kliman Gilbert H

Director

Sold $178.2K
1 tradesLast: Aug 5, 2022
Gilliam Joseph E

CFO, SVP Corporate Development

Sold $2.72M
8 tradesLast: May 6, 2021