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Greenwich LifeSciences, Inc. (GLSI)

NASDAQ

$15.82

$+0.21

(+1.34%)

Previous Close: ⁦$15.63⁩

Market Closed

Greenwich LifeSciences, Inc. (GLSI) Live Price Chart

Last updated: ⁦2026-09-05 22:36:40⁩. Prices reflect the latest closing data and will resume updating on the next trading day. Stock price data is sourced from Massive.

Summary

Greenwich LifeSciences, Inc. (GLSI) operates in the PHARMACEUTICAL PREPARATIONS sector and is listed on NASDAQ. The stock is currently priced at $15.82, with a market capitalization of $231.03M and a P/E ratio of --. Over the past 52 weeks, its price has ranged from $7.78 to $34.10. This page covers its latest market performance, valuation, price trends and company information.

Key Market Data

Market Cap	$231.03M
Open	$15.45
Day's High	$158.07
Day's Low	$3.26
Previous Close	$15.63
Volume	58.43K
Average Volume	--
P/E Ratio	--
52-Week High	$34.10
52-Week Low	$7.78
Dividend Yield	--
Earnings Date	--

Greenwich LifeSciences, Inc. (GLSI) Latest Closing Stock Price

Greenwich LifeSciences, Inc. (GLSI) last closed at $15.63 as of 2026-09-04 23:31:00, unchanged from the previous close of $15.63.

During the latest regular trading session, GLSI traded between $3.26 and $158.07, with a volume of 58.43K shares. The closing price was near the lower end and near the lower end of its 52-week range.

Greenwich LifeSciences, Inc. (GLSI) 7-Day Stock Price Change

Over the past seven days, Greenwich LifeSciences, Inc. (GLSI) moved from $15.50 to $15.82, representing a gain of 2.06% ($0.32).

The stock traded between $15.45 and $16.27 during the period. The latest price is near the middle of the 7-day range, indicating moderate upward.

The average daily volume was 131.52 thousand shares, down versus the previous seven-day period, indicating lower trading activity.

GLSI 52-Week Price Position

Position in Range: 30.5%

52W Low$7.78

52W High$34.10

GLSI is currently trading at $15.82, placing it 30.5% of the way from its 52-week low of $7.78 to its 52-week high of $34.10. This percentage reflects the stock's relative position within its 52-week trading range, not its valuation or future performance.

What is Greenwich LifeSciences, Inc. (GLSI)?

Greenwich LifeSciences Inc a clinical-stage biopharmaceutical company focused on its Phase III clinical trial, Flamingo-01, which is evaluating GLSI-100, an immunotherapy to prevent breast cancer recurrences. GP2 is a 9-amino-acid transmembrane peptide of the HER2/neu protein, a cell surface receptor protein that is expressed in a variety of common cancers, including breast cancers at low (1+), intermediate (2+), and high (3+ or overexpressing) levels.

Greenwich LifeSciences, Inc. Information

Industry	PHARMACEUTICAL PREPARATIONS
Employees	13
Exchange	NASDAQ
Company Website	https://www.greenwichlifesciences.com

How to Buy Greenwich LifeSciences, Inc. (GLSI) Stock on MEXC

Eligible investors can buy real shares of Greenwich LifeSciences, Inc. (GLSI) through MEXC RealStocks. Follow these three steps to open a RealStocks account, transfer USDT, and place a US stock order.

Step 1: Open and Verify Your RealStocks Account

Log in to the MEXC App, go to Trade → RealStocks, and select Open Account. Complete the required account-opening and identity verification process with MEXC's partner licensed broker.

Step 2: Transfer USDT to Your RealStocks Account

Go to Wallets → RealStocks and transfer USDT from your Spot Account to your RealStocks Account. RealStocks are quoted in USD, while account funding can be completed using USDT.

Step 3: Search for GLSI and Place Your Order

Open the RealStocks trading page and search for GLSI. Select a market or limit order, enter the price and quantity as required, review the order details, and submit your order. Once filled, the corresponding real shares will be held in your RealStocks Account.

Frequently Asked Questions (FAQ)

1.What is Greenwich LifeSciences, Inc. (GLSI) stock price today?

Greenwich LifeSciences, Inc. (GLSI) is currently trading at $ 15.82, up 1.22% ($0.19) from the previous close of $ 15.63. Intraday prices update in real time during regular trading hours.

2.Is GLSI stock going up or down today?

As of 2026-09-04 23:31:00, GLSI is trading at $ 15.82, up 1.22% ($0.19) from its previous close of $ 15.63. The stock has traded between $ 3.26 and $ 158.07 during today’s regular session. Past price movements do not guarantee future results.

3.What is GLSI pre-market price?

As of 2026-09-04 23:31:00, GLSI is trading at $ 15.93 in pre-market trading, up 1.93% ($0.30) from the previous close of $ 15.63. Pre-market prices reflect trading activity before the regular session opens and may experience lower liquidity and higher volatility.

4.What is GLSI after-hours price?

As of 2026-09-04 23:31:00, GLSI is trading at $ 15.62 in after-hours trading, down 0.06% ($0.01) from the regular-session close of $ 15.63. After-hours prices may differ from the regular session’s opening price due to lower liquidity and wider bid-ask spreads.

5.Is GLSI stock trading now?

GLSI trades on the NASDAQ exchange during regular hours, Monday through Friday, 9:30 AM to 4:00 PM ET, excluding public holidays. Pre-market and after-hours trading are also available through select brokers outside these hours.

6.Where does GLSI sit relative to its 52-week high and low?

Over the past 52 weeks, GLSI has traded between a low of $ 7.78 and a high of $ 34.10. At $ 15.82, the stock is positioned 30.5% of the way from its 52-week low to its 52-week high, providing context for its current price within the one-year trading range.

7.What sector is Greenwich LifeSciences, Inc. in?

Greenwich LifeSciences, Inc. (GLSI) operates in the PHARMACEUTICAL PREPARATIONS sector. Sector classification helps investors compare it with companies exposed to similar market trends and competitive conditions.

8.What is Greenwich LifeSciences, Inc.'s market capitalization and where is it listed?

Greenwich LifeSciences, Inc. is listed on the NASDAQ exchange with a market capitalization of $ 231.03M. Market cap reflects the total market value of all outstanding shares and is commonly used to classify stocks by size.

9.How is GLSI valued in terms of P/E ratio and EPS?

GLSI trades at a P/E ratio of --, based on trailing-twelve-month EPS of $ -1.48. P/E ratio compares the stock price to earnings per share and is a common starting point for assessing valuation relative to peers.

10.Does Greenwich LifeSciences, Inc. pay a dividend?

Greenwich LifeSciences, Inc. pays an indicated annual cash dividend of $ 0.00 per share, with a current dividend yield of 0.00% based on the latest share price. Dividend policies are subject to change at the board's discretion.