Glaukos

GKOS13F as of Jun 30, 2026 · next update ~Nov 14

Limited coverage

Only 1 fund we track owns this stock, so quarterly sentiment and aggregates may be sparse.

Who's buying GKOS

Top funds mostly added to Glaukos in Q2 (Apr⁠–⁠Jun)

Buying:

Funds1InsidersCongress

Top funds
1 of 1 bought more, 0 sold some. Largest: Polen Capital Management, $673K (0% of its portfolio).
Insiders
No buys, 31 sales in 12 months.
Congress
No trades disclosed in the last 12 months.

1 fund$673,364 held0.0% avg. weightQ2: 1 bought / 0 sold

13F reports are a snapshot as of Jun 30, 2026; funds may have traded since. Insiders often sell for personal reasons (taxes, diversification, planned sales).

Share price · market data, not from 13F reports

Q2 2026

Insider trades (Form 4)

Last 2 years · 39 filings

Date	Insider	Type	Shares	Price	Value
Oct 5, 2026	Tomas Navratil	Sold	1,527	$164.45	$251K
Sep 25, 2026	Tomas Navratil	Sold	1,615	$154.28	$249K
Sep 16, 2026	Tomas Navratil	Sold	1,457	$166.92	$243K
Aug 28, 2026	Tomas Navratil	Sold	13,744	$180.67	$2.48M
Aug 19, 2026	Gilbert H Kliman Director	Sold	2,500	$190.00	$475K
Aug 11, 2026	Joseph E Gilliam President & COO	Sold	60,000	$179.74	$10.78M
Aug 7, 2026	Alex R. Thurman VP & CFO	Sold	20,000	$180.13	$3.60M
Jul 31, 2026	Leana Wen Director	Sold	525	$167.63	$88K
Jul 16, 2026	Alex R. Thurman VP & CFO	Sold	10,000	$160.00	$1.60M
Jul 9, 2026	Alex R. Thurman VP & CFO	Sold	10,000	$155.00	$1.55M
Jul 6, 2026	Alex R. Thurman VP & CFO	Sold	10,000	$150.00	$1.50M
Jul 1, 2026	Tomas Navratil	Sold	716	$139.06	$100K
Jun 16, 2026	Tomas Navratil	Sold	1,537	$130.68	$201K
May 14, 2026	Gilbert H Kliman Director	Sold	5,000	$140.76	$704K
May 11, 2026	Gilbert H Kliman Director	Sold	5,000	$135.00	$675K
Apr 30, 2026	Alex R. Thurman VP & CFO	Sold	10,000	$140.00	$1.40M
May 1, 2026	Joseph E Gilliam President & COO	Sold	19,573	$143.54	$2.81M
May 1, 2026	Leana Wen Director	Sold	1,700	$143.35	$244K
Apr 10, 2026	Tomas Navratil	Sold	2,093	$117.62	$246K
Mar 25, 2026	Alex R. Thurman VP & CFO	Sold	2,511	$106.46	$267K
Mar 24, 2026	Alex R. Thurman VP & CFO	Sold	1,521	$105.24	$160K
Mar 16, 2026	Tomas Navratil	Sold	1,031	$98.04	$101K
Mar 17, 2026	Alex R. Thurman VP & CFO	Sold	625	$99.15	$62K
Feb 19, 2026	Aimee S Weisner Director	Sold	15,000	$117.38	$1.76M
Jan 22, 2026	Marc Stapley Director	Sold	15,000	$127.71	$1.92M
Jan 22, 2026	Joseph E Gilliam President & COO	Sold	10,498	$127.68	$1.34M
Jan 21, 2026	Joseph E Gilliam President & COO	Sold	4,502	$124.65	$561K
Jan 8, 2026	Thomas William Burns Chair & CEO	Sold	275,000	$115.00	$31.63M
Dec 9, 2025	Gilbert H Kliman Director	Sold	5,000	$107.27	$536K
Nov 25, 2025	Alex R. Thurman VP & CFO	Sold	315	$105.00	$33K
Nov 18, 2025	Joseph E Gilliam President & COO	Sold	19,340	$90.00	$1.74M
Sep 22, 2025	Tomas Navratil	Sold	517	$84.22	$44K
Sep 11, 2025	Tomas Navratil	Sold	5,142	$88.22	$454K
Mar 25, 2025	Alex R. Thurman VP & CFO	Sold	1,520	$106.84	$162K
Feb 26, 2025	Mark J Foley Director	Sold	20,687	$120.72	$2.50M
Feb 14, 2025	Tomas Navratil	Sold	3,416	$147.14	$503K
Dec 20, 2024	Joseph E Gilliam President & COO	Sold	3,328	$149.85	$499K
Dec 20, 2024	Gilbert H Kliman Director	Sold	10,000	$150.28	$1.50M
Dec 11, 2024	Gilbert H Kliman Director	Sold	2,000	$144.01	$288K