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: GKOS insiders have only sold shares in the past 3 months.

Ownership Breakdown

What is the ownership structure of GKOS?
Owner Type	Number of Shares	Ownership Percentage
Private Companies	9,648	0.0181%
State or Government	19,101	0.0359%
Individual Insiders	1,718,702	3.23%
Institutions	51,496,689	96.7%

Dilution of Shares: Shareholders have been diluted in the past year, with total shares outstanding growing by 4.3%.

Top Shareholders

Top 25 shareholders own 82.93% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
15.7%	BlackRock, Inc.	7,894,315	US$790.3m	-0.07%	0.01%
11.6%	FMR LLC	5,818,867	US$582.5m	67.1%	0.04%
10.4%	The Vanguard Group, Inc.	5,236,738	US$524.2m	-0.06%	0.01%
5.38%	Brown Capital Management, LLC	2,697,794	US$270.1m	3.43%	3.28%
3.62%	State Street Global Advisors, Inc.	1,816,911	US$181.9m	2.89%	0.01%
3.28%	Fred Alger Management, LLC	1,645,081	US$164.7m	-7.62%	0.82%
3.22%	Janus Henderson Group plc	1,616,534	US$161.8m	0.08%	0.07%
2.94%	Thomas Burns	1,472,715	US$147.4m	0.82%	no data
2.69%	Invesco Ltd.	1,348,855	US$135.0m	12.5%	0.04%
2.67%	Wellington Management Group LLP	1,340,500	US$134.2m	-34.8%	0.02%
2.44%	Artisan Partners Limited Partnership	1,222,916	US$122.4m	-9.05%	0.1%
2.27%	Columbia Management Investment Advisers, LLC	1,136,685	US$113.8m	32.8%	0.03%
2.04%	Millennium Management LLC	1,023,333	US$102.4m	-6.29%	0.09%
2.01%	Geode Capital Management, LLC	1,007,988	US$100.9m	5.96%	0.01%
1.84%	Dimensional Fund Advisors LP	923,526	US$92.5m	3.5%	0.02%
1.58%	PRIMECAP Management Company	790,035	US$79.1m	23.7%	0.06%
1.17%	Driehaus Capital Management LLC	588,853	US$59.0m	20.3%	0.46%
1.1%	Capital Research and Management Company	550,322	US$55.1m	0%	no data
1.09%	Riverbridge Partners, LLC	548,136	US$54.9m	-1.85%	0.69%
1.08%	Northern Trust Global Investments	542,708	US$54.3m	-1.74%	0.01%
1.04%	Morgan Stanley, Investment Banking and Brokerage Investments	519,906	US$52.0m	-11.1%	0.01%
1.02%	New York State Common Retirement Fund	513,029	US$51.4m	0.37%	0.07%
0.96%	Lord, Abbett & Co. LLC	482,821	US$48.3m	-34.9%	0.16%
0.87%	Loomis Sayles & Company, L.P.	436,257	US$43.7m	0%	0.06%
0.85%	American Century Investment Management Inc	424,188	US$42.5m	-37.3%	0.02%