Glaukos Ownership

Who are the major shareholders and have insiders been buying or selling?

Recent Insider Transactions

NYSE:GKOS Recent Insider Transactions by Companies or Individuals
Date	Value	Name	Entity	Shares	Max Price
06 Mar 24	SellUS$270,501	InterWest Partners LLC	Company	3,145	US$86.01
06 Mar 24	SellUS$441,806	InterWest Partners LLC	Company	5,202	US$84.93
27 Feb 24	SellUS$736,000	InterWest Partners LLC	Company	8,000	US$92.00
23 Feb 24	SellUS$1,980,101	Joseph Gilliam	Individual	21,414	US$93.05
15 Dec 23	SellUS$101,346	Alex Thurman	Individual	1,270	US$79.80

Insider Trading Volume

Insider Buying: Insufficient data to determine if insiders have bought more shares than they have sold in the past 3 months.

Ownership Breakdown

What is the ownership structure of GKOS?
Owner Type	Number of Shares	Ownership Percentage
State or Government	21,952	0.0388%
Individual Insiders	1,747,101	3.09%
Institutions	54,748,977	96.9%

Dilution of Shares: Shareholders have been diluted in the past year, with total shares outstanding growing by 13%.

Top Shareholders

Top 25 shareholders own 78.04% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
14.6%	BlackRock, Inc.	8,037,805	US$977.2m	1.78%	0.02%
12.4%	FMR LLC	6,787,341	US$825.2m	-7.74%	0.05%
9.93%	The Vanguard Group, Inc.	5,452,757	US$662.9m	2.71%	0.01%
3.46%	Brown Capital Management, LLC	1,897,956	US$230.8m	-11%	3.16%
3.38%	State Street Global Advisors, Inc.	1,856,340	US$225.7m	1.68%	0.01%
2.69%	Thomas Burns	1,474,769	US$179.3m	0.07%	no data
2.65%	Janus Henderson Group plc	1,457,533	US$177.2m	-9.52%	0.07%
2.51%	Lord, Abbett & Co. LLC	1,377,433	US$167.5m	-9.01%	0.54%
2.5%	Invesco Ltd.	1,373,726	US$167.0m	0.66%	0.05%
2.45%	Columbia Management Investment Advisers, LLC	1,343,300	US$163.3m	-7.96%	0.04%
2.33%	Fred Alger Management, LLC	1,278,723	US$155.5m	3.84%	0.77%
2.33%	Millennium Management LLC	1,277,931	US$155.4m	-3.72%	0.13%
2.22%	PRIMECAP Management Company	1,220,815	US$148.4m	43.9%	0.11%
2.01%	Geode Capital Management, LLC	1,105,882	US$134.5m	6.55%	0.01%
1.87%	Artisan Partners Limited Partnership	1,027,545	US$124.9m	-16%	0.1%
1.46%	Driehaus Capital Management LLC	803,650	US$97.7m	24%	0.66%
1.27%	Point72 Asset Management, L.P.	699,255	US$85.0m	349%	0.21%
1.15%	Gilder Gagnon Howe & Co. LLC	633,938	US$77.1m	57.2%	0.97%
1.01%	Loomis Sayles & Company, L.P.	554,224	US$67.4m	30.5%	0.09%
1.01%	Wellington Management Group LLP	553,496	US$67.3m	31.1%	0.01%
1%	Capital Research and Management Company	550,322	US$66.9m	0%	no data
0.98%	Norges Bank Investment Management	537,967	US$65.4m	48.5%	0.01%
0.96%	Citadel Advisors LLC	528,733	US$64.3m	1,370%	0.07%
0.95%	Northern Trust Global Investments	520,906	US$63.3m	-2.24%	0.01%
0.93%	Iron Triangle Partners LP	508,156	US$61.8m	18.3%	6.58%