Greenwich LifeSciences (GLSI) Ownership - Who Owns Greenwich LifeSciences?

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Greenwich LifeSciences (GLSI) Ownership Overview

40.45% Insiders

3.27% Mutual Funds

0.17% Other Institutional Investors

4.34% ETFs

51.77% Public Companies and

Individual Investors

The ownership structure of Greenwich LifeSciences (GLSI) stock is a mix of institutional, retail, and individual investors. Approximately 7.78% of the company’s stock is owned by Institutional Investors, 40.45% is owned by Insiders, and 51.77% is owned by Public Companies and Individual Investors.

The ownership structure of Greenwich LifeSciences (GLSI) stock is a mix of institutional, retail, and individual investors. Approximately 3.44% of the company’s stock is owned by Institutional Investors, 40.45% is owned by Insiders, and 4.34% is owned by Public Companies and Individual Investors.

Recent Insider Trading Activity

Date	Name	Activity	Value
Jan 15, 2026	Snehal Patel	xxxxxxxxxxxxx	$53694
Jan 14, 2026	Snehal Patel	xxxxxxxxxxxxx	$79866
Jan 05, 2026	Snehal Patel	xxxxxxxxxxxxx	$91848
Jan 02, 2026	Snehal Patel	xxxxxxxxxxxxx	$63017

Show More Insider Trading Activity >

Top Shareholders

# of Shares	Type	% Holding	Value
5,604,102	Insider	40.45%	152,375,533
355,828	Institution	2.57%	9,674,963
219,950	Institution	1.59%	5,980,441
209,255	Institution	1.51%	5,689,643
68,418	Institution	0.49%	1,860,285
65,424	Institution	0.47%	1,778,879
37,199	Institution	0.27%	1,011,441
18,961	Institution	0.14%	515,550
17,833	Institution	0.13%	484,879
10,112	Institution	0.07%	274,945

Top Mutual Fund Holders

# of Shares	Type	% Holding	Value
209,255	Institution	1.51%	5,689,643
68,418	Institution	0.49%	1,860,285
65,424	Institution	0.47%	1,778,879
37,199	Institution	0.27%	1,011,441
18,961	Institution	0.14%	515,550
17,833	Institution	0.13%	484,879
10,112	Institution	0.07%	274,945
8,122	Institution	0.06%	220,837
4,437	Institution	0.03%	120,642
3,411	Institution	0.02%	92,745

Top ETF Holders

Holder	# of Shares	Type	% Holding	Value
Vanguard Total Stock Market ETF	217,777	Institution	1.57%	5,231,004
iShares Russell 2000 ETF	151,547	Institution	1.09%	3,744,726
Vanguard Extended Market ETF	72,525	Institution	0.52%	1,742,051
iShares Russell 2000 Growth ETF	52,257	Institution	0.38%	1,291,270
Vanguard Russell 2000 ETF	31,382	Institution	0.23%	753,796
Vanguard U.S. Momentum Factor ETF	27,711	Institution	0.20%	668,666
iShares Micro-Cap ETF	16,146	Institution	0.12%	398,968
Vanguard Russell 2000 Growth ETF	5,890	Institution	0.04%	141,478
Franklin Small Cap Enhanced ETF	5,641	Institution	0.04%	139,389
Global X Russell 2000 ETF	2,767	Institution	0.02%	66,768

FAQ

Who Owns Greenwich Lifesciences, Inc. (GLSI)?

According to the latest TipRanks data, approximately 0.17% of the company's stock is held by institutional investors, 40.45% is held by insiders, and 51.77% is held by retail investors.

What percentage of Greenwich Lifesciences, Inc. (GLSI) stock is held by institutional investors?

According to the latest TipRanks data, approximately 0.17% of Greenwich Lifesciences, Inc. (GLSI) stock is held by institutional investors.

What percentage of Greenwich Lifesciences, Inc. (GLSI) stock is held by retail investors?

According to the latest TipRanks data, approximately 51.77% of Greenwich Lifesciences, Inc. (GLSI) stock is held by retail investors.

Who owns the most shares of Greenwich Lifesciences, Inc. (GLSI)?

Snehal Patel owns the most shares of Greenwich Lifesciences, Inc. (GLSI).

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.