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

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Greenwich LifeSciences (GLSI) Ownership Overview

0.16% Other Institutional Investors

4.82% ETFs

53.11% Public Companies and

Individual Investors

The ownership structure of Greenwich LifeSciences (GLSI) stock is a mix of institutional, retail, and individual investors. Approximately 8.71% of the company’s stock is owned by Institutional Investors, 38.18% is owned by Insiders, and 53.11% 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 4.82% 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%	106,533,979
375,094	Institution	2.56%	7,130,537
290,302	Institution	1.98%	5,518,641
270,428	Institution	1.84%	5,140,836
68,418	Institution	0.47%	1,300,626
68,252	Institution	0.46%	1,297,471
37,199	Institution	0.25%	707,153
35,624	Institution	0.24%	677,212
17,833	Institution	0.12%	339,005
16,525	Institution	0.11%	314,140

Top Mutual Fund Holders

# of Shares	Type	% Holding	Value
290,302	Institution	1.98%	5,518,641
68,418	Institution	0.47%	1,300,626
68,252	Institution	0.46%	1,297,471
37,199	Institution	0.25%	707,153
17,833	Institution	0.12%	339,005
16,525	Institution	0.11%	314,140
15,232	Institution	0.10%	289,560
8,122	Institution	0.06%	154,399
4,437	Institution	0.03%	84,347
3,527	Institution	0.02%	67,048

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	183,717	Institution	1.25%	3,492,460
Vanguard Extended Market ETF	72,268	Institution	0.49%	1,891,615
iShares Russell 2000 Growth ETF	63,350	Institution	0.43%	1,204,284
Vanguard U.S. Momentum Factor ETF	45,725	Institution	0.31%	849,113
Vanguard Russell 2000 ETF	32,771	Institution	0.22%	857,781
iShares Micro-Cap ETF	22,835	Institution	0.16%	434,093
-	17,812	Institution	0.12%	330,769
Goldman Sachs Activebeta U.S. Small Cap Equity ETF	8,797	Institution	0.06%	167,231
Vanguard Russell 2000 Growth ETF	6,010	Institution	0.04%	157,312

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 53.11% 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 53.11% 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.