Insider · CIK 0001920053

Navratil Tomas

Reports to the SEC for 1 company · ALISO VIEJO, CA

sec.gov

Transactions

Companies

Filings

CIK

0001920053

Forms 4 and 5

Insider transactions

50 trades

Date	Company	Role	Code	Shares	Price	Value	Shares after
2026-10-05	GKOSGLAUKOS CorpS Sale	CHIEF DEVELOPMENT OFFICER	SSale	−888 sh	$163.93	−$146K	69,930
2026-10-05	GKOSGLAUKOS CorpS Sale	CHIEF DEVELOPMENT OFFICER	SSale	−327 sh	$164.78	−$53.9K	69,603
2026-10-05	GKOSGLAUKOS CorpS Sale	CHIEF DEVELOPMENT OFFICER	SSale	−312 sh	$165.60	−$51.7K	69,291
2026-09-25	GKOSGLAUKOS CorpS Sale	CHIEF DEVELOPMENT OFFICER	SSale	−167 sh	$151.70	−$25.3K	72,266
2026-09-25	GKOSGLAUKOS CorpS Sale	CHIEF DEVELOPMENT OFFICER	SSale	−136 sh	$152.71	−$20.8K	72,130
2026-09-25	GKOSGLAUKOS CorpS Sale	CHIEF DEVELOPMENT OFFICER	SSale	−229 sh	$154.24	−$35.3K	71,901
2026-09-25	GKOSGLAUKOS CorpS Sale	CHIEF DEVELOPMENT OFFICER	SSale	−1,083 sh	$154.88	−$168K	70,818
2026-09-16	GKOSGLAUKOS CorpS Sale	CHIEF DEVELOPMENT OFFICER	SSale	−103 sh	$163.20	−$16.8K	73,787
2026-09-16	GKOSGLAUKOS CorpS Sale	CHIEF DEVELOPMENT OFFICER	SSale	−345 sh	$164.60	−$56.8K	73,442
2026-09-16	GKOSGLAUKOS CorpS Sale	CHIEF DEVELOPMENT OFFICER	SSale	−191 sh	$166.20	−$31.7K	73,251
2026-09-16	GKOSGLAUKOS CorpS Sale	CHIEF DEVELOPMENT OFFICER	SSale	−460 sh	$167.32	−$77K	72,791
2026-09-16	GKOSGLAUKOS CorpS Sale	CHIEF DEVELOPMENT OFFICER	SSale	−120 sh	$168.38	−$20.2K	72,671
2026-09-16	GKOSGLAUKOS CorpS Sale	CHIEF DEVELOPMENT OFFICER	SSale	−234 sh	$170.95	−$40K	72,437
2026-09-16	GKOSGLAUKOS CorpS Sale	CHIEF DEVELOPMENT OFFICER	SSale	−4 sh	$172.00	−$688	72,433
2026-08-28	GKOSGLAUKOS CorpS Sale	CHIEF DEVELOPMENT OFFICER	SSale	−7,643 sh	$180.25	−$1.38M	79,991
2026-08-28	GKOSGLAUKOS CorpS Sale	CHIEF DEVELOPMENT OFFICER	SSale	−6,091 sh	$181.19	−$1.1M	73,900
2026-08-28	GKOSGLAUKOS CorpS Sale	CHIEF DEVELOPMENT OFFICER	SSale	−10 sh	$182.50	−$1,825	73,890
2026-07-01	GKOSGLAUKOS CorpS Sale	CHIEF DEVELOPMENT OFFICER	SSale	−716 sh	$139.06	−$99.6K	87,634
2026-06-25	GKOSGLAUKOS CorpF Tax Payment	CHIEF DEVELOPMENT OFFICER	FTax Payment	−483 sh	$142.57	−$68.9K	88,350
2026-06-16	GKOSGLAUKOS CorpS Sale	CHIEF DEVELOPMENT OFFICER	SSale	−1,537 sh	$130.68	−$201K	88,833
2026-04-10	GKOSGLAUKOS CorpS Sale	CHIEF DEVELOPMENT OFFICER	SSale	−1,237 sh	$116.72	−$144K	91,226
2026-04-10	GKOSGLAUKOS CorpS Sale	CHIEF DEVELOPMENT OFFICER	SSale	−210 sh	$117.45	−$24.7K	91,016
2026-04-10	GKOSGLAUKOS CorpS Sale	CHIEF DEVELOPMENT OFFICER	SSale	−614 sh	$119.35	−$73.3K	90,402
2026-04-10	GKOSGLAUKOS CorpS Sale	CHIEF DEVELOPMENT OFFICER	SSale	−32 sh	$120.23	−$3,847.36	90,370
2026-04-02	GKOSGLAUKOS CorpF Tax Payment	CHIEF DEVELOPMENT OFFICER	FTax Payment	−1,146 sh	$109.60	−$126K	94,294
2026-04-02	GKOSGLAUKOS CorpF Tax Payment	CHIEF DEVELOPMENT OFFICER	FTax Payment	−1,831 sh	$109.60	−$201K	92,463
2026-03-31	GKOSGLAUKOS CorpF Tax Payment	CHIEF DEVELOPMENT OFFICER	FTax Payment	−5,798 sh	$109.60	−$635K	95,440
2026-03-25	GKOSGLAUKOS CorpA Award	CHIEF DEVELOPMENT OFFICER	AAward	+4,622 sh	—	—	73,079
2026-03-25	GKOSGLAUKOS CorpA Award	CHIEF DEVELOPMENT OFFICER	AAward	+11.7K sh	—	—	84,772
2026-03-25	GKOSGLAUKOS CorpA Award	CHIEF DEVELOPMENT OFFICER	AAward	+3,692 sh	—	—	88,464
2026-03-25	GKOSGLAUKOS CorpA Award	CHIEF DEVELOPMENT OFFICER	AAward	+12.8K sh	—	—	101,238
2026-03-24	GKOSGLAUKOS CorpF Tax Payment	CHIEF DEVELOPMENT OFFICER	FTax Payment	−2,546 sh	$105.23	−$268K	68,457
2026-03-23	GKOSGLAUKOS CorpF Tax Payment	CHIEF DEVELOPMENT OFFICER	FTax Payment	−2,628 sh	$106.84	−$281K	71,003
2026-03-16	GKOSGLAUKOS CorpF Tax Payment	CHIEF DEVELOPMENT OFFICER	FTax Payment	−958 sh	$98.94	−$94.8K	74,662
2026-03-16	GKOSGLAUKOS CorpS Sale	CHIEF DEVELOPMENT OFFICER	SSale	−460 sh	$97.33	−$44.8K	74,202
2026-03-16	GKOSGLAUKOS CorpS Sale	CHIEF DEVELOPMENT OFFICER	SSale	−299 sh	$98.21	−$29.4K	73,903
2026-03-16	GKOSGLAUKOS CorpS Sale	CHIEF DEVELOPMENT OFFICER	SSale	−272 sh	$99.05	−$26.9K	73,631
2026-03-13	GKOSGLAUKOS CorpF Tax Payment	CHIEF DEVELOPMENT OFFICER	FTax Payment	−1,074 sh	$97.02	−$104K	75,620
2026-03-05	GKOSGLAUKOS CorpF Tax Payment	CHIEF DEVELOPMENT OFFICER	FTax Payment	−361 sh	$112.10	−$40.5K	76,694
2026-02-24	GKOSGLAUKOS CorpF Tax Payment	CHIEF DEVELOPMENT OFFICER	FTax Payment	−396 sh	$119.17	−$47.2K	77,055
2025-12-30	GKOSGLAUKOS CorpF Tax Payment	CHIEF DEVELOPMENT OFFICER	FTax Payment	−510 sh	$114.24	−$58.3K	77,451
2025-12-11	GKOSGLAUKOS CorpA Award	CHIEF DEVELOPMENT OFFICER	AAward	+2,054 sh	—	—	77,961
2025-09-23	GKOSGLAUKOS CorpF Tax Payment	CHIEF DEVELOPMENT OFFICER	FTax Payment	−483 sh	$84.69	−$40.9K	75,907
2025-09-22	GKOSGLAUKOS CorpS Sale	CHIEF DEVELOPMENT OFFICER	SSale	−23 sh	$82.79	−$1,904.17	76,884
2025-09-22	GKOSGLAUKOS CorpS Sale	CHIEF DEVELOPMENT OFFICER	SSale	−218 sh	$83.76	−$18.3K	76,666
2025-09-22	GKOSGLAUKOS CorpS Sale	CHIEF DEVELOPMENT OFFICER	SSale	−276 sh	$84.70	−$23.4K	76,390
2025-09-19	GKOSGLAUKOS CorpF Tax Payment	CHIEF DEVELOPMENT OFFICER	FTax Payment	−510 sh	$83.47	−$42.6K	76,907
2025-09-18	GKOSGLAUKOS CorpA Award	CHIEF DEVELOPMENT OFFICER	AAward	+1,948 sh	—	—	77,417
2025-09-11	GKOSGLAUKOS CorpS Sale	CHIEF DEVELOPMENT OFFICER	SSale	−3,194 sh	$87.98	−$281K	77,417
2025-09-11	GKOSGLAUKOS CorpS Sale	CHIEF DEVELOPMENT OFFICER	SSale	−1,948 sh	$88.61	−$173K	75,469

Recent filings

Accepted (ET)
Oct 74
Navratil Tomas0001193125-26-417151
SEC(opens sec.gov)
Sep 284
Navratil Tomas0001920053-26-000030
SEC(opens sec.gov)
Sep 184
Navratil Tomas0001920053-26-000028
SEC(opens sec.gov)
Sep 14
Navratil Tomas0001920053-26-000026
SEC(opens sec.gov)
Jul 84
Navratil Tomas0001920053-26-000024
SEC(opens sec.gov)
Jun 294
Navratil Tomas0001920053-26-000022
SEC(opens sec.gov)
Jun 184
Navratil Tomas0001920053-26-000020
SEC(opens sec.gov)

Companies

GLAUKOS CorpCHIEF DEVELOPMENT OFFICERGKOS

Address

C/O GLAUKOS CORPORATION ONE GLAUKOS WAY

ALISO VIEJO, CA, 92656