25.78
price down icon0.15%   -0.04
pre-market  Pre-market:  25.47   -0.31   -1.20%
loading
Greenwich Lifesciences Inc stock is traded at $25.78, with a volume of 81,434. It is down -0.15% in the last 24 hours and down -4.31% over the past month. 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 expression in 75 percent of breast cancers at low (1+), intermediate (2+), and high (3+ or over-expressor) levels. The combination of GP2 + GM-CSF is called GLSI-100. The company is currently expanding Flamingo-01 into Europe with plans to open up to 150 sites globally.
See More
Previous Close:
$25.82
Open:
$25.79
24h Volume:
81,434
Relative Volume:
0.24
Market Cap:
$357.17M
Revenue:
-
Net Income/Loss:
$-19.48M
P/E Ratio:
-17.61
EPS:
-1.4641
Net Cash Flow:
$-8.59M
1W Performance:
+12.97%
1M Performance:
-4.31%
6M Performance:
+142.07%
1Y Performance:
+176.61%
1-Day Range:
Value
$25.51
$26.44
1-Week Range:
Value
$21.00
$26.61
52-Week Range:
Value
$7.78
$34.10

Greenwich Lifesciences Inc Stock (GLSI) Company Profile

Name
Name
Greenwich Lifesciences Inc
Name
Phone
203-434-3290
Name
Address
3992 BLUEBONNET DR, BUILDING 14, STAFFORD
Name
Employee
8
Name
Twitter
Name
Next Earnings Date
2026-04-21
Name
Latest SEC Filings
Name
GLSI's Discussions on Twitter

Compare GLSI vs VRTX, REGN, ARGX, ALNY, ONC

Stocks Price Market Cap Revenue Net Income Cash Flow EPS
GLSI icon
GLSI
Greenwich Lifesciences Inc
25.78 357.17M 0 -19.48M -8.59M -1.4641
VRTX icon
VRTX
Vertex Pharmaceuticals Inc
436.27 110.97B 12.07B 3.95B 3.19B 15.33
REGN icon
REGN
Regeneron Pharmaceuticals Inc
748.87 79.17B 14.34B 4.50B 3.77B 41.56
ARGX icon
ARGX
Argen X Se Adr
799.65 49.73B 4.16B 1.29B 734.26M 19.58
ALNY icon
ALNY
Alnylam Pharmaceuticals Inc
322.11 42.98B 3.71B 313.75M 465.38M 2.2571
ONC icon
ONC
Beone Medicines Ltd Adr
309.66 34.37B 5.36B 287.73M 924.18M 2.5229

Greenwich Lifesciences Inc Stock (GLSI) Upgrades & Downgrades

Date Action Analyst Rating Change
Aug-20-25 Initiated Noble Capital Markets Outperform
Sep-01-21 Initiated H.C. Wainwright Buy

Greenwich Lifesciences Inc Stock (GLSI) Latest News

pulisher
Apr 10, 2026

Greenwich Lifesciences Inc expected to post a loss of 32 cents a shareEarnings Preview - TradingView — Track All Markets

Apr 10, 2026
pulisher
Apr 10, 2026

Aug Retail: Will Greenwich LifeSciences Inc benefit from current market trendsTrade Risk Assessment & Stepwise Entry/Exit Trade Alerts - baoquankhu1.vn

Apr 10, 2026
pulisher
Apr 10, 2026

Will Greenwich LifeSciences Inc benefit from current market trends2026 Market Outlook & Weekly Hot Stock Watchlists - baoquankhu1.vn

Apr 10, 2026
pulisher
Apr 10, 2026

(GLSI) Risk Channels and Responsive Allocation - Stock Traders Daily

Apr 10, 2026
pulisher
Apr 08, 2026

GLSI Technical Analysis | Trend, Signals & Chart Patterns | GREENWICH LIFESCIENCES INC (NASDAQ:GLSI) - ChartMill

Apr 08, 2026
pulisher
Apr 07, 2026

Greenwich LifeSciences: 'Buy' On Recent Open-Label Data And Patent Claim - Seeking Alpha

Apr 07, 2026
pulisher
Apr 07, 2026

Greenwich LifeSciences files patent claims for breast cancer therapy By Investing.com - Investing.com South Africa

Apr 07, 2026
pulisher
Apr 07, 2026

Greenwich LifeSciences advances new patent claims after FLAMINGO-01 data show statistically significant immune response - Traders Union

Apr 07, 2026
pulisher
Apr 07, 2026

Greenwich LifeSciences files patent claims for breast cancer therapy - Investing.com

Apr 07, 2026
pulisher
Apr 07, 2026

Greenwich Lifesciences Provides Update On Patent Claims Potentially Doubling Gp2 Market Potential - TradingView

Apr 07, 2026
pulisher
Apr 07, 2026

Greenwich LifeSciences Provides Update on Patent Claims Potentially Doubling GP2 Market Potential - The Manila Times

Apr 07, 2026
pulisher
Apr 07, 2026

Greenwich LifeSciences Provides Update On Patent Claims Potentially Doubling GP2 Market Potential - marketscreener.com

Apr 07, 2026
pulisher
Apr 07, 2026

Valuation Update: Can Greenwich LifeSciences Inc expand into new marketsMarket Sentiment Report & Free Weekly Watchlist of Top Performers - baoquankhu1.vn

Apr 07, 2026
pulisher
Mar 31, 2026

Greenwich LifeSciences Delays Annual SEC Filing - TipRanks

Mar 31, 2026
pulisher
Mar 31, 2026

Greenwich LifeSciences (GLSI) notifies SEC of late 10-K, cites higher R&D - Stock Titan

Mar 31, 2026
pulisher
Mar 30, 2026

Sell Signal: What are the future prospects of Greenwich LifeSciences Inc2026 Market Overview & Long-Term Investment Growth Plans - baoquankhu1.vn

Mar 30, 2026
pulisher
Mar 30, 2026

(GLSI) Movement as an Input in Quant Signal Sets - Stock Traders Daily

Mar 30, 2026
pulisher
Mar 27, 2026

Greenwich LifeSciences (GLSI) Expected to Announce Quarterly Earnings on Tuesday - MarketBeat

Mar 27, 2026
pulisher
Mar 26, 2026

Aug Analyst Calls: What are the future prospects of Greenwich LifeSciences IncPortfolio Value Summary & Real-Time Market Trend Scan - baoquankhu1.vn

Mar 26, 2026
pulisher
Mar 22, 2026

If You Invested $1,000 in Greenwich Lifesciences Inc (GLSI) - Stock Titan

Mar 22, 2026
pulisher
Mar 21, 2026

Retail Trends: Is Greenwich LifeSciences Inc undervalued by DCF analysisGold Moves & Weekly Top Performers Watchlists - baoquankhu1.vn

Mar 21, 2026
pulisher
Mar 20, 2026

Treasury Yields: Is Greenwich LifeSciences Inc a turnaround storyWeekly Profit Analysis & Long Hold Capital Preservation Plans - baoquankhu1.vn

Mar 20, 2026
pulisher
Mar 19, 2026

Greenwich LifeSciences expands Phase III trial to City of Hope sites - ca.investing.com

Mar 19, 2026
pulisher
Mar 19, 2026

Greenwich LifeSciences Inc initiates new US clinical sites for Flamingo-01 phase III trial - marketscreener.com

Mar 19, 2026
pulisher
Mar 19, 2026

Greenwich LifeSciences, Inc. Announces Addition of City of Hope to Flamingo-01 - marketscreener.com

Mar 19, 2026
pulisher
Mar 19, 2026

Greenwich LifeSciences Expands FLAMINGO-01 Trial to City of Hope - National Today

Mar 19, 2026
pulisher
Mar 19, 2026

Greenwich LifeSciences expands Phase III trial to City of Hope sites By Investing.com - Investing.com India

Mar 19, 2026
pulisher
Mar 19, 2026

Greenwich LifeSciences Announces Addition of City of Hope to FLAMINGO-01 - ChartMill

Mar 19, 2026
pulisher
Mar 19, 2026

Liquidity Mapping Around (GLSI) Price Events - Stock Traders Daily

Mar 19, 2026
pulisher
Mar 19, 2026

Greenwich LifeSciences to present trial data at AACR meeting By Investing.com - Investing.com South Africa

Mar 19, 2026
pulisher
Mar 18, 2026

Greenwich LifeSciences to present trial data at AACR meeting - Investing.com

Mar 18, 2026
pulisher
Mar 18, 2026

Greenwich Lifesciences provides update on upcoming AACR meeting - marketscreener.com

Mar 18, 2026
pulisher
Mar 18, 2026

Greenwich Lifesciences Provides Update On Upcoming Aacr Meeting - TradingView

Mar 18, 2026
pulisher
Mar 18, 2026

Greenwich LifeSciences Provides Update on Upcoming AACR Meeting - manilatimes.net

Mar 18, 2026
pulisher
Mar 18, 2026

Greenwich LifeSciences, Inc. Announces Presentation of FLAMINGO-01 Phase III Clinical Trial Data at AACR Meeting 2026 - Quiver Quantitative

Mar 18, 2026
pulisher
Mar 18, 2026

Greenwich LifeSciences to share AACR Meeting plans - Traders Union

Mar 18, 2026
pulisher
Mar 18, 2026

Greenwich LifeSciences reports reduced cancer recurrence in trial By Investing.com - Investing.com South Africa

Mar 18, 2026
pulisher
Mar 17, 2026

Why is GLSI stock rising today? - MSN

Mar 17, 2026
pulisher
Mar 17, 2026

Breakthrough in Clinical Trial Data: Biopharmaceutical company Greenwich Lifesciences Inc (NASDAQ: GLSI) recently announced the latest analysis results of its core immunotherapy GP2 in adjuvant treatment for breast cancer. - Bitget

Mar 17, 2026
pulisher
Mar 17, 2026

Why Is GLSI Stock Rising Today? - Mena FN

Mar 17, 2026
pulisher
Mar 17, 2026

Greenwich LifeSciences reports reduced cancer recurrence in trial - Investing.com

Mar 17, 2026
pulisher
Mar 17, 2026

Greenwich LifeSciences provides update showing continued reduction in recurrence rate in the open label arm of Flamingo-01 - marketscreener.com

Mar 17, 2026
pulisher
Mar 17, 2026

Greenwich Lifesciences Provides Update Showing Continued Reduction In Recurrence Rate In The Open Label Arm Of Flamingo-01 - TradingView

Mar 17, 2026
pulisher
Mar 17, 2026

Greenwich LifeSciences Provides Update Showing Continued Reduction in Recurrence Rate in the Open Label Arm of FLAMINGO-01 - manilatimes.net

Mar 17, 2026
pulisher
Mar 17, 2026

Greenwich LifeSciences Provides Update Showing Continued - GlobeNewswire

Mar 17, 2026
pulisher
Mar 17, 2026

Greenwich LifeSciences begins using commercial GP2 at US sites By Investing.com - Investing.com Australia

Mar 17, 2026
pulisher
Mar 16, 2026

Greenwich LifeSciences begins using commercial GP2 at US sites - Investing.com

Mar 16, 2026

Greenwich Lifesciences Inc Stock (GLSI) Financials Data

Revenue

loading

Net Income

loading

Cash Flow

loading

EPS

loading
$28.21
price down icon 0.95%
$50.96
price down icon 0.62%
$47.90
price down icon 0.83%
$95.50
price up icon 3.83%
$154.81
price down icon 3.00%
ONC ONC
$309.66
price down icon 1.20%
Cap:     |  Volume (24h):