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

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Greenwich LifeSciences (GLSI) Ownership Overview

38.18% Insiders

3.73% Mutual Funds

0.16% Other Institutional Investors

4.14% ETFs

53.79% Public Companies and

Individual Investors

The ownership structure of Greenwich LifeSciences (GLSI) stock is a mix of institutional, retail, and individual investors. Approximately 8.03% of the company’s stock is owned by Institutional Investors, 38.18% is owned by Insiders, and 53.79% 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 3.89% of the company’s stock is owned by Institutional Investors, 38.18% is owned by Insiders, and 4.14% 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	38.18%	131,023,905
363,642	Institution	2.48%	8,501,950
290,302	Institution	1.98%	6,787,261
219,384	Institution	1.49%	5,129,198
68,418	Institution	0.47%	1,599,613
65,660	Institution	0.45%	1,535,131
37,199	Institution	0.25%	869,713
18,961	Institution	0.13%	443,308
17,833	Institution	0.12%	416,936
15,232	Institution	0.10%	356,124

Top Mutual Fund Holders

# of Shares	Type	% Holding	Value
290,302	Institution	1.98%	6,787,261
68,418	Institution	0.47%	1,599,613
65,660	Institution	0.45%	1,535,131
37,199	Institution	0.25%	869,713
18,961	Institution	0.13%	443,308
17,833	Institution	0.12%	416,936
15,232	Institution	0.10%	356,124
8,122	Institution	0.06%	189,892
4,437	Institution	0.03%	103,737
3,527	Institution	0.02%	82,461

Top ETF Holders

Holder	# of Shares	Type	% Holding	Value
Vanguard Total Stock Market ETF	217,777	Institution	1.48%	5,700,313
iShares Russell 2000 ETF	151,142	Institution	1.03%	3,533,700
Vanguard Extended Market ETF	72,268	Institution	0.49%	1,891,615
iShares Russell 2000 Growth ETF	51,989	Institution	0.35%	1,215,503
Vanguard U.S. Momentum Factor ETF	34,273	Institution	0.23%	801,303
Vanguard Russell 2000 ETF	32,771	Institution	0.22%	857,781
iShares Micro-Cap ETF	16,253	Institution	0.11%	379,995
Vanguard Russell 2000 Growth ETF	6,010	Institution	0.04%	157,312
Franklin Small Cap Enhanced ETF	4,350	Institution	0.03%	101,703
Global X Russell 2000 ETF	2,771	Institution	0.02%	66,476

FAQ

Who Owns Greenwich Lifesciences, Inc. (GLSI)?

According to the latest TipRanks data, approximately 0.16% of the company's stock is held by institutional investors, 38.18% is held by insiders, and 53.79% 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 0.16% 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 53.79% 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.