Glaukos (GKOS) Ownership - Who Owns Glaukos?

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Glaukos (GKOS) Ownership Overview

3.95% Insiders

35.20% Mutual Funds

0.05% Other Institutional Investors

23.49% ETFs

37.31% Public Companies and

Individual Investors

The ownership structure of Glaukos (GKOS) stock is a mix of institutional, retail, and individual investors. Approximately 58.74% of the company’s stock is owned by Institutional Investors, 3.95% is owned by Insiders, and 37.31% is owned by Public Companies and Individual Investors.

The ownership structure of Glaukos (GKOS) stock is a mix of institutional, retail, and individual investors. Approximately 35.26% of the company’s stock is owned by Institutional Investors, 3.95% is owned by Insiders, and 23.49% is owned by Public Companies and Individual Investors.

Recent Insider Trading Activity

Date	Name	Activity	Value
Feb 23, 2026	Aimee Weisner	xxxxxxxxxxxxx	$1760761
Dec 11, 2025	Gilbert Kliman	xxxxxxxxxxxxx	$536350
Nov 20, 2025	Joseph E Gilliam	xxxxxxxxxxxxx	$1740600

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Recent Hedge Fund Trading Activity

Date	Firm	Activity	Value
Dec 31, 2025	Gamco Investors, Inc. Et Al	xxxxxxxxxxxxx	$417879
Dec 31, 2025	Clough Capital Partners L P	xxxxxxxxxxxxx	$2299750
Dec 31, 2025	Perceptive Advisors Llc	xxxxxxxxxxxxx	$15807400
Dec 31, 2025	Gilder Gagnon Howe & Co Llc.	xxxxxxxxxxxxx	$17438046

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Top Shareholders

Holder	# of Shares	Type	% Holding	Value
	6,426,395	Institution	11.06%	774,509,125
	5,124,781	Institution	8.82%	617,638,606
	4,277,342	Institution	7.36%	515,505,258
Theofanis Kolokotrones	3,376,928	Institution	5.81%	406,987,363
	2,076,463	Institution	3.58%	250,255,321
	1,772,726	Insider	3.05%	213,648,938
	1,695,572	Institution	2.92%	204,350,337
	1,492,343	Institution	2.57%	179,857,178
	1,362,403	Institution	2.35%	164,196,810
	971,174	Institution	1.67%	117,045,890

Top Mutual Fund Holders

# of Shares	Type	% Holding	Value
4,277,342	Institution	7.36%	515,505,258
2,076,463	Institution	3.58%	250,255,321
1,695,572	Institution	2.92%	204,350,337
1,492,343	Institution	2.57%	179,857,178
1,362,403	Institution	2.35%	164,196,810
591,356	Institution	1.02%	71,270,225
589,786	Institution	1.02%	71,081,009
535,008	Institution	0.92%	64,479,164
469,513	Institution	0.81%	56,585,707
425,285	Institution	0.73%	51,255,348

Top ETF Holders

Holder	# of Shares	Type	% Holding	Value
iShares Core S&P Small Cap ETF	3,480,647	Institution	5.99%	419,487,576
Vanguard Total Stock Market ETF	1,726,877	Institution	2.97%	207,915,991
iShares Russell 2000 ETF	1,321,143	Institution	2.27%	159,224,154
Vanguard Small-Cap ETF	1,239,251	Institution	2.13%	149,205,820
Vanguard Small-Cap Growth ETF	688,231	Institution	1.18%	82,863,012
Vanguard Extended Market ETF	626,247	Institution	1.08%	75,400,139
SPDR Portfolio S&P 600 Small Cap ETF	521,132	Institution	0.90%	62,270,063
iShares Russell 2000 Growth ETF	451,620	Institution	0.78%	54,429,242
iShares S&P Small-Cap 600 Growth ETF	345,588	Institution	0.60%	41,650,266
Schwab U.S. Small-Cap ETF	279,653	Institution	0.48%	33,415,737

FAQ

Who Owns Glaukos (GKOS)?

According to the latest TipRanks data, approximately 0.05% of the company's stock is held by institutional investors, 3.95% is held by insiders, and 37.31% is held by retail investors.

What percentage of Glaukos (GKOS) stock is held by institutional investors?

According to the latest TipRanks data, approximately 0.05% of Glaukos (GKOS) stock is held by institutional investors.

What percentage of Glaukos (GKOS) stock is held by retail investors?

According to the latest TipRanks data, approximately 37.31% of Glaukos (GKOS) stock is held by retail investors.

Who owns the most shares of Glaukos (GKOS)?

iShares owns the most shares of Glaukos (GKOS).

What is the significance of the ownership structure for a publicly traded company?

The ownership structure can impact the company's decision making, as large institutional investors may exert influence on the company's management and can also affect the company's stock price with their buying and selling patterns.