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

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Greenwich LifeSciences (GLSI) Ownership Overview

40.45% Insiders

2.95% Mutual Funds

0.02% Other Institutional Investors

4.26% ETFs

52.32% Public Companies and

Individual Investors

The ownership structure of Greenwich LifeSciences (GLSI) stock is a mix of institutional, retail, and individual investors. Approximately 7.23% of the company’s stock is owned by Institutional Investors, 40.45% is owned by Insiders, and 52.32% 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 2.97% of the company’s stock is owned by Institutional Investors, 40.45% is owned by Insiders, and 4.26% 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%	149,685,564
337,219	Institution	2.43%	9,007,119
227,897	Institution	1.64%	6,087,129
209,255	Institution	1.51%	5,589,201
65,483	Institution	0.47%	1,749,051
43,213	Institution	0.31%	1,154,219
35,584	Institution	0.26%	950,449
18,961	Institution	0.14%	506,448
10,112	Institution	0.07%	270,092
9,924	Institution	0.07%	265,070

Top Mutual Fund Holders

# of Shares	Type	% Holding	Value
209,255	Institution	1.51%	5,589,201
65,483	Institution	0.47%	1,749,051
43,213	Institution	0.31%	1,154,219
35,584	Institution	0.26%	950,449
18,961	Institution	0.14%	506,448
10,112	Institution	0.07%	270,092
8,122	Institution	0.06%	216,939
4,437	Institution	0.03%	118,512
3,479	Institution	0.03%	92,924
3,411	Institution	0.02%	91,108

Top ETF Holders

Holder	# of Shares	Type	% Holding	Value
Vanguard Total Stock Market ETF	217,777	Institution	1.57%	6,036,778
iShares Russell 2000 ETF	160,727	Institution	1.16%	4,293,018
Vanguard Extended Market ETF	68,579	Institution	0.49%	1,901,010
iShares Russell 2000 Growth ETF	52,592	Institution	0.38%	1,404,732
Vanguard Russell 2000 ETF	30,826	Institution	0.22%	854,497
iShares Micro-Cap ETF	16,360	Institution	0.12%	436,976
Vanguard U.S. Momentum Factor ETF	15,450	Institution	0.11%	464,273
Vanguard Russell 2000 Growth ETF	5,830	Institution	0.04%	161,608
Franklin Small Cap Enhanced ETF	4,885	Institution	0.04%	130,478
Global X Russell 2000 ETF	3,014	Institution	0.02%	90,571

FAQ

Who Owns Greenwich Lifesciences, Inc. (GLSI)?

According to the latest TipRanks data, approximately 0.02% of the company's stock is held by institutional investors, 40.45% is held by insiders, and 52.32% 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 0.02% 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 52.32% 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.