| Browse All

Greenwich LifeSciences, Inc. (GLSI)

Healthcare | Biotechnology | Stafford, United States | NasdaqCM
27.74 USD +0.64 (2.362%) ⇧ (April 17, 2026, 4 p.m. EDT)
After hours: 27.77 +0.03 (0.108%) ⇧ (April 17, 2026, 7:38 p.m. EDT)

Short-term: ★★☆☆☆ | Long-term: ★☆☆☆☆ | Dividends: ☆☆☆☆☆
Hot Take | April 11, 2026, 3:45 p.m. EDT

GLSI is a highly volatile stock with a significant short-term risk, given its high beta and negative earnings. The recent price movements show a lack of clear momentum, with sharp fluctuations and a current price near the 52-week low. While there are some positive news headlines and analyst recommendations, the lack of a consistent dividend and negative fundamentals suggest that it is not a strong candidate for long-term investment. Short-term traders may consider the recent dip as a potential buying opportunity, but the overall risk and uncertainty make it a speculative play.

Model Selection — Backtest MAE (log-scale, lower is better)
ModelMAE
AutoTheta ✓0.200628
AutoETS0.203057
AutoARIMA0.203082
MSTL0.231237

Forecast horizon: 45 days | Selected: AutoTheta

Forecast Reliability
Score 80%
H-stat 0.35
Ljung-Box p 0.000
Jarque-Bera p 0.798
Excess Kurtosis -0.10
Attribute Value
Sector Healthcare
Market Cap 384,324,896
Forward P/E -33.83
Beta 1.53
Website https://greenwichlifesciences.com

Info Dump

Attribute Value
52 Week Change 1.9700215
Address1 Building 14
Address2 3,992 Bluebonnet Dr.
All Time High 158.07
All Time Low 3.262
Ask 28.5
Ask Size 1
Audit Risk 10
Average Analyst Rating 1.0 - Strong Buy
Average Daily Volume10 Day 133,740
Average Daily Volume3 Month 299,951
Average Volume 299,951
Average Volume10Days 133,740
Beta 1.533
Bid 27.55
Bid Size 1
Board Risk 10
Book Value 0.158
City Stafford
Compensation As Of Epoch Date 1,735,603,200
Compensation Risk 10
Country United States
Crypto Tradeable 0
Currency USD
Current Price 27.74
Current Ratio 2.347
Custom Price Alert Confidence HIGH
Date Short Interest 1,774,915,200
Day High 30.26
Day Low 27.2601
Display Name Greenwich LifeSciences
Earnings Timestamp End 1,777,579,200
Earnings Timestamp Start 1,777,579,200
Ebitda -19,584,406
Ebitda Margins 0.0
Enterprise To Ebitda -19.43
Enterprise Value 380,517,920
Eps Forward -0.82
Eps Trailing Twelve Months -1.46
Esg Populated 0
Exchange NCM
Exchange Data Delayed By 0
Exchange Timezone Name America/New_York
Exchange Timezone Short Name EDT
Fifty Day Average 25.7556
Fifty Day Average Change 1.9843998
Fifty Day Average Change Percent 0.07704731
Fifty Two Week Change Percent 197.00215
Fifty Two Week High 34.1
Fifty Two Week High Change -6.3599987
Fifty Two Week High Change Percent -0.18651024
Fifty Two Week Low 7.78
Fifty Two Week Low Change 19.96
Fifty Two Week Low Change Percent 2.5655525
Fifty Two Week Range 7.78 - 34.1
Financial Currency USD
First Trade Date Milliseconds 1,601,040,600,000
Float Shares 6,565,250
Forward Eps -0.82
Forward P E -33.82927
Free Cashflow -1,357,228
Full Exchange Name NasdaqCM
Full Time Employees 4
Gmt Off Set Milliseconds -14,400,000
Governance Epoch Date 1,775,001,600
Gross Margins 0.0
Has Pre Post Market Data 1
Held Percent Insiders 0.50706
Held Percent Institutions 0.110039994
Implied Shares Outstanding 13,854,539
Industry Biotechnology
Industry Disp Biotechnology
Industry Key biotechnology
Is Earnings Date Estimate 1
Language en-US
Last Fiscal Year End 1,735,603,200
Long Business Summary Greenwich LifeSciences, Inc., a clinical-stage biopharmaceutical company, develops novel cancer immunotherapies for breast cancer and other HER2/neu-expressing cancers in the United States and Romania. Its lead product candidate is GP2, an immunotherapy, which is in Phase III clinical trial to prevent breast cancer recurrences in patients who have previously undergone surgery. The company also develops FLAMINGO-01, which is in Phase III clinical trial designed to evaluate the safety and efficacy of GLSI-100 (GP2 + GM-CSF) in HER2 positive breast cancer patients. Greenwich LifeSciences, Inc. was formerly known as Norwell, Inc. and changed its name to Greenwich LifeSciences, Inc. in March 2018. The company was incorporated in 2006 and is headquartered in Stafford, Texas.
Long Name Greenwich LifeSciences, Inc.
Market us_market
Market Cap 384,324,896
Market State CLOSED
Max Age 86,400
Message Board Id finmb_653283398
Most Recent Quarter 1,759,190,400
Net Income To Common -19,475,704
Next Fiscal Year End 1,767,139,200
Non Diluted Market Cap 384,324,911
Number Of Analyst Opinions 2
Open 27.485
Operating Cashflow -8,591,002
Operating Margins 0.0
Overall Risk 10
Payout Ratio 0.0
Phone 832 819 3232
Post Market Change 0.030000687
Post Market Change Percent 0.10814956
Post Market Price 27.77
Post Market Time 1,776,469,128
Previous Close 27.1
Price Hint 2
Price To Book 175.56961
Profit Margins 0.0
Quick Ratio 2.347
Quote Source Name Nasdaq Real Time Price
Quote Type EQUITY
Recommendation Key strong_buy
Recommendation Mean 1.0
Region US
Regular Market Change 0.639999
Regular Market Change Percent 2.36162
Regular Market Day High 30.26
Regular Market Day Low 27.2601
Regular Market Day Range 27.2601 - 30.26
Regular Market Open 27.485
Regular Market Previous Close 27.1
Regular Market Price 27.74
Regular Market Time 1,776,456,001
Regular Market Volume 229,386
Return On Assets -2.54192
Return On Equity -5.43434
Sand P52 Week Change 0.38150132
Sector Healthcare
Sector Disp Healthcare
Sector Key healthcare
Share Holder Rights Risk 3
Shares Outstanding 13,854,539
Shares Percent Shares Out 0.108500004
Shares Short 1,503,361
Shares Short Previous Month Date 1,772,150,400
Shares Short Prior Month 1,337,470
Short Name Greenwich LifeSciences, Inc.
Short Percent Of Float 0.2191
Short Ratio 8.18
Source Interval 15
State TX
Symbol GLSI
Target High Price 50.0
Target Low Price 45.0
Target Mean Price 47.5
Target Median Price 47.5
Total Cash 3,806,978
Total Cash Per Share 0.275
Total Debt 0
Tradeable 0
Trailing Annual Dividend Rate 0.0
Trailing Annual Dividend Yield 0.0
Trailing Eps -1.46
Trailing Peg Ratio None
Triggerable 1
Two Hundred Day Average 16.3912
Two Hundred Day Average Change 11.348801
Two Hundred Day Average Change Percent 0.6923716
Type Disp Equity
Volume 229,386
Website https://greenwichlifesciences.com
Zip 77,477