Upgrade to Finviz Elite: Get our fastest platform speed, real-time data, and unlimited screening & charting. Start Free Trial

GLSI

Greenwich LifeSciences Inc

Jun 01 • 04:00PM ET

28.51

+2.34 8.92 %

Healthcare • Biotechnology • USA • Small • NASD

Today, 8:20 AMGreenwich LifeSciences Phase III FLAMINGO-01 data show significant GLSI-100 immune responses in non-HLA-A*02 breast cancer patients at ASCO 2026

Peers: CMPX IMRX BBOT CGEM CTMX JANX KURA RIGL ARMP ABEO

| Held by: VTI IWM VXF IWO VFMO VTWO IWC VTWG FSML RSSL

Scroll to Statements

Index	RUT	P/E	-	EPS (ttm)	-1.46	Insider Own	52.61%	Shs Outstand	13.79M	Perf Week	3.11%
Market Cap	394.99M	Forward P/E	-	EPS next Y	-	Insider Trans	0.22%	Shs Float	6.57M	Perf Month	20.70%
Enterprise Value	391.18M	PEG	-	EPS next Q	-0.34	Inst Own	12.41%	Short Float	23.47%	Perf Quarter	4.09%
Income	-19.48M	P/S	-	EPS this Y	-10.20%	Inst Trans	14.74%	Short Ratio	10.33	Perf Half Y	241.44%
Sales	0.00M	P/B	180.00	EPS next Y	-	ROA	-404.39%	Short Interest	1.54M	Perf YTD	35.70%
Book/sh	0.16	P/C	103.67	EPS next 5Y	-	ROE	-543.43%	52W High	34.10 -16.39%	Perf Year	189.44%
Cash/sh	0.28	P/FCF	-	EPS past 3/5Y	-50.90% -32.98%	ROIC	-891.35%	52W Low	7.78 266.45%	Perf 3Y	167.20%
Dividend Est.	-	EV/EBITDA	-	Sales past 3/5Y	- -	Gross Margin	-	Volatility	9.57% 7.61%	Perf 5Y	-31.76%
Dividend TTM	-	EV/Sales	-	EPS Y/Y TTM	-80.51%	Oper. Margin	-	ATR (14)	2.14	Perf 10Y	-
Dividend Ex-Date	-	Quick Ratio	2.35	Sales Y/Y TTM	-	Profit Margin	-	RSI (14)	58.57	Recom	1.00
Dividend Gr. 3/5Y	- -	Current Ratio	2.35	EPS Q/Q	-49.88%	SMA20	10.34%	Beta	1.39	Target Price	47.50
Payout	-	Debt/Eq	0.00	Sales Q/Q	-	SMA50	14.29%	Rel Volume	1.45	Prev Close	26.17
Employees	-	LT Debt/Eq	0.00	Earnings	May 25	SMA200	54.41%	Avg Volume	149.28K	Price	28.51
IPO	Sep 25, 2020	Option/Short	No / Yes	EPS/Sales Surpr.	0.00% -	Trades		Volume	215,759	Change	8.92%

Date	Action	Analyst	Rating Change	Price Target Change
Aug-20-25	Initiated	Noble Capital Markets	Outperform	$45
Sep-01-21	Initiated	H.C. Wainwright	Buy	$78

Today 08:15AM	Greenwich LifeSciences Presents FLAMINGO-01 Phase III Trial Open Label Data Published at ASCO Meeting 2026 (GlobeNewswire) +8.92%
07:48AM	GLSI Stock Climbs After Removing A Key Overhang Retail Turns Focus To High-Stakes Breast Cancer Trial (Stocktwits)
06:00AM	Greenwich LifeSciences Provides Update Regarding Form 10-K Filing (GlobeNewswire)
May-22-26 04:30PM	Greenwich LifeSciences Announces Receipt of Nasdaq Notice Regarding Late Form 10-Q Filing (GlobeNewswire)
Apr-30-26 06:00AM	Greenwich LifeSciences Provides Update Regarding Form 10-K Filing (GlobeNewswire) +9.35%
06:00AM	Loading…
Apr-23-26 06:00AM	Greenwich LifeSciences Announces Acceptance of Abstract at ASCO 2026 (GlobeNewswire) -5.09%
Apr-22-26 05:00PM	Greenwich LifeSciences Announces Receipt of Nasdaq Notice Regarding Late Form 10-K Filing (GlobeNewswire) +8.86%
Apr-20-26 06:00AM	Greenwich LifeSciences Presents FLAMINGO-01 Phase III Trial Open Label Data Published at AACR Meeting 2026 (GlobeNewswire) -11.61%
Apr-14-26 06:00AM	Greenwich LifeSciences Provides Update on Financing Strategy (GlobeNewswire) -5.35%
Apr-07-26 06:00AM	Greenwich LifeSciences Provides Update on Patent Claims Potentially Doubling GP2 Market Potential (GlobeNewswire)
Mar-19-26 06:00AM	Greenwich LifeSciences Announces Addition of City of Hope to FLAMINGO-01 (GlobeNewswire)
Mar-18-26 06:00AM	Greenwich LifeSciences Provides Update on Upcoming AACR Meeting (GlobeNewswire) -11.11%
Mar-17-26 06:00AM	Greenwich LifeSciences Provides Update Showing Continued Reduction in Recurrence Rate in the Open Label Arm of FLAMINGO-01 (GlobeNewswire) +6.83%
Mar-16-26 06:00AM	Greenwich LifeSciences Announces Use of Commercially Manufactured GP2 in FLAMINGO-01 (GlobeNewswire) +5.20%
Mar-03-26 06:00AM	Greenwich LifeSciences Provides Update on Increased Patient Screen Rate in FLAMINGO-01 (GlobeNewswire)
06:00AM	Loading…
Feb-24-26 06:00AM	Greenwich LifeSciences Announces Acceptance of Two Abstracts at AACR Annual Meeting 2026 (GlobeNewswire) +9.60%
Jan-30-26 10:36AM	$170B Patent Cliff Ignites Biotech Deal Wave: Late-Stage Platforms Command Premium (PR Newswire)
Jan-27-26 06:00AM	Greenwich LifeSciences Provides Update on FLAMINGO-01 Cash Burn Rate and Financing Strategy (GlobeNewswire) +9.62%
Jan-22-26 10:59AM	Greenwich LifeSciences Stock Jumps After FDA Update (Benzinga) +5.65%
06:00AM	Greenwich LifeSciences Announces FDA Approves Use of Commercially Manufactured GP2 in FLAMINGO-01 (GlobeNewswire)
Jan-07-26 10:32AM	How $594B in Precision Tech is Cracking the Metastatic Cancer Code (PR Newswire) +21.68%
Dec-29-25 06:00AM	Greenwich LifeSciences Extends Lock-up of Directors and Officers to September 30, 2026 (GlobeNewswire) +19.80%
Dec-22-25 06:00AM	Greenwich LifeSciences Provides Additional Updates on FLAMINGO-01 and Corporate Strategy (GlobeNewswire)
Dec-15-25 06:00AM	Greenwich LifeSciences Announces Preliminary Analysis Showing 80% Recurrence Rate Reduction in the Open Label Arm of FLAMINGO-01 (GlobeNewswire)
Dec-08-25 06:00AM	Greenwich LifeSciences Announces Completion of Enrollment in the Open Label Arm of FLAMINGO-01 (GlobeNewswire) +7.49%
Dec-03-25 06:00AM	Greenwich LifeSciences Provides Global Update on FLAMINGO-01, Screening Over 1,000 Patients to Date (GlobeNewswire) +5.12%
Oct-09-25 06:00AM	Greenwich LifeSciences Announces Addition of Austria to Flamingo-01 Clinical Trial (GlobeNewswire)
Oct-02-25 06:00AM	Greenwich LifeSciences Announces Expansion of Flamingo-01 Clinical Trial to Belgium (GlobeNewswire) +5.34%
Sep-30-25 06:00AM	Greenwich LifeSciences Announces Addition of Portugal to Flamingo-01 Clinical Trial (GlobeNewswire)
Sep-18-25 06:00AM	Greenwich LifeSciences Announces Expansion of Flamingo-01 Clinical Trial to Ireland (GlobeNewswire)
06:00AM	Loading…
Sep-10-25 06:00AM	Greenwich LifeSciences' GLSI-100 Granted US FDA Fast Track Designation (GlobeNewswire)
Aug-20-25 09:25AM	Noble Capital Markets Initiates Equity Research Coverage on Greenwich LifeSciences (GlobeNewswire)
Aug-19-25 06:00AM	Greenwich LifeSciences Announces Plan to Build Out Internal Clinical Operations Team (GlobeNewswire)
Aug-13-25 06:00AM	Greenwich LifeSciences Announces Expansion of Flamingo-01 into Romania (GlobeNewswire)
Aug-11-25 06:00AM	Greenwich LifeSciences Provides Update on CEO Interviews & Corporate Events (GlobeNewswire)
Apr-03-25 08:00AM	Greenwich LifeSciences Provides Global Update on FLAMINGO-01 (GlobeNewswire)
Apr-02-25 06:00AM	Greenwich LifeSciences Announces Positive Immune Response Data from FLAMINGO-01 Phase III Clinical Trial (GlobeNewswire)
Mar-27-25 06:00AM	Greenwich LifeSciences Extends Lock-up of Directors and Officers to March 31, 2026 (GlobeNewswire)
Mar-17-25 06:45AM	Greenwich LifeSciences Provides Update on Open Label Safety Data from FLAMINGO-01 (GlobeNewswire)
Feb-10-25 06:00AM	Greenwich LifeSciences Provides Update on Open Label HLA Data from FLAMINGO-01 (GlobeNewswire)
Jan-30-25 11:13AM	EMA approves addition of sites to Greenwich LifeSciences breast cancer trial (Clinical Trials Arena)
Jan-29-25 06:00AM	Greenwich LifeSciences Approved to Add Additional Sites to FLAMINGO-01 in Europe (GlobeNewswire)
Jan-27-25 06:00AM	Greenwich LifeSciences Announces Activation of Flamingo-01 in Poland (GlobeNewswire)
Jan-23-25 06:00AM	Greenwich LifeSciences Announces Additions of Harvard and Johns Hopkins to Flamingo-01 (GlobeNewswire)
Jan-22-25 06:00AM	Greenwich LifeSciences Provides Update on Commercial Manufacturing (GlobeNewswire)
Jan-14-25 06:15AM	Greenwich LifeSciences Announces Partnership with GBG in Germany for Flamingo-01 (GlobeNewswire)
Jan-13-25 07:00AM	Greenwich LifeSciences Partners with Unicancer Expanding Flamingo-01 into France (GlobeNewswire)
Nov-26-24 06:00AM	Greenwich LifeSciences Partners with GIM in Italy (GlobeNewswire)
Nov-18-24 06:00AM	Greenwich LifeSciences Provides Update on Corporate Events (GlobeNewswire)
Aug-01-24 06:00AM	Greenwich LifeSciences Provides Update on Expansion of Flamingo-01 into Spain (GlobeNewswire)
Jun-26-24 07:33AM	Greenwich LifeSciences Set to Join Russell 2000 Index Again (GlobeNewswire) +11.18%
Jun-17-24 09:00AM	Insider Buying: CEO and CFO Snehal Patel Acquires Shares of Greenwich LifeSciences Inc (GLSI) (GuruFocus.com) +18.16%
Jun-14-24 06:00AM	Greenwich LifeSciences Announces $2.5 Million Private Placement (GlobeNewswire)
May-20-24 09:53PM	GLSI Stock Earnings: Greenwich LifeSciences Beats EPS for Q1 2024 (InvestorPlace) -6.44%
Apr-15-24 10:53PM	GLSI Stock Earnings: Greenwich LifeSciences Misses EPS for Q4 2023 (InvestorPlace) -8.88%
Apr-10-24 03:30PM	Insiders are Piling into These 10 Healthcare Stocks in 2024 (Insider Monkey)
Mar-13-24 06:00AM	Greenwich LifeSciences Extends Lock-up of Directors and Officers to June 30, 2025 (GlobeNewswire)
Mar-12-24 06:00AM	Greenwich LifeSciences Partners with GEICAM in Spain & Conducts First Site Initiation Visits in Europe (GlobeNewswire) +8.20%
Mar-07-24 09:00AM	Greenwich LifeSciences Inc (GLSI) CEO and CFO, 10% Owner Snehal Patel Acquires Additional Shares (GuruFocus.com) +19.93%
Feb-27-24 06:00AM	Greenwich LifeSciences Flamingo-01 Phase III Clinical Trial Approved to Expand into Five Largest European Countries (GlobeNewswire)
Feb-22-24 06:00AM	Greenwich LifeSciences Flamingo-01 Manufacturing & Protocol Accepted by European Regulators (GlobeNewswire)
Feb-14-24 06:00AM	Greenwich LifeSciences Provides Update on Phase III Clinical Trial, Flamingo-01 (GlobeNewswire) +22.74%
Nov-21-23 06:00AM	Greenwich LifeSciences Extends Lock-up of Directors and Officers to End of 2024 (GlobeNewswire)
Sep-13-23 05:02PM	Insider Buying: Snehal Patel Acquires 1,000 Shares of Greenwich LifeSciences Inc (GuruFocus.com)
Jul-26-23 01:12PM	Daily Vickers Top Buyers & Sellers for 07/26/2023 (Argus Research)
Jul-18-23 06:53AM	Daily Vickers Top Buyers & Sellers for 07/18/2023 (Argus Research)
May-10-23 06:32AM	Daily Vickers Top Insider Picks for 05/10/2023 (Argus Research)
May-09-23 06:40AM	Daily Vickers Top Insider Picks for 05/09/2023 (Argus Research)
May-08-23 06:41AM	Daily Vickers Top Insider Picks for 05/08/2023 (Argus Research)
May-05-23 06:58AM	Daily Vickers Top Insider Picks for 05/05/2023 (Argus Research)
May-04-23 06:29AM	Daily Vickers Top Insider Picks for 05/04/2023 (Argus Research)
May-03-23 06:46AM	Daily Vickers Top Insider Picks for 05/03/2023 (Argus Research) +5.02%
May-02-23 06:46AM	Daily Vickers Top Insider Picks for 05/02/2023 (Argus Research)
May-01-23 06:45AM	Daily Vickers Top Insider Picks for 05/01/2023 (Argus Research) +5.88%
Apr-28-23 07:04AM	Daily Vickers Top Insider Picks for 04/28/2023 (Argus Research)
Apr-27-23 06:47AM	Daily Vickers Top Insider Picks for 04/27/2023 (Argus Research)
Apr-26-23 06:26AM	Daily Vickers Top Insider Picks for 04/26/2023 (Argus Research)
Apr-20-23 07:03AM	Daily Vickers Top Insider Picks for 04/20/2023 (Argus Research)
Apr-19-23 06:53AM	Daily Vickers Top Insider Picks for 04/19/2023 (Argus Research)
Apr-17-23 06:54AM	Daily Vickers Top Insider Picks for 04/17/2023 (Argus Research)
Apr-14-23 06:37AM	Daily Vickers Top Insider Picks for 04/14/2023 (Argus Research)
Apr-13-23 06:52AM	Daily Vickers Top Insider Picks for 04/13/2023 (Argus Research)
Apr-12-23 07:07AM	Daily Vickers Top Insider Picks for 04/12/2023 (Argus Research) -5.41%
Apr-11-23 06:58AM	Daily Vickers Top Insider Picks for 04/11/2023 (Argus Research)
Apr-10-23 06:44AM	Daily Vickers Top Insider Picks for 04/10/2023 (Argus Research)
Apr-07-23 07:44AM	Daily Vickers Top Insider Picks for 04/07/2023 (Argus Research)
Apr-06-23 10:37AM	Insiders own 39% of Greenwich LifeSciences, Inc. (NASDAQ:GLSI) shares but retail investors control 42% of the company (Simply Wall St.)
07:20AM	Daily Vickers Top Insider Picks for 04/06/2023 (Argus Research)
Apr-05-23 06:11AM	Daily Vickers Top Insider Picks for 04/05/2023 (Argus Research)
Apr-04-23 07:08AM	Daily Vickers Top Insider Picks for 04/04/2023 (Argus Research)
Apr-03-23 06:48AM	Daily Vickers Top Insider Picks for 04/03/2023 (Argus Research)
Mar-31-23 06:36AM	Daily Vickers Top Insider Picks for 03/31/2023 (Argus Research)
Mar-30-23 06:36AM	Daily Vickers Top Insider Picks for 03/30/2023 (Argus Research)
Mar-29-23 06:32AM	Daily Vickers Top Insider Picks for 03/29/2023 (Argus Research) +8.37%
Mar-28-23 06:46AM	Daily Vickers Top Insider Picks for 03/28/2023 (Argus Research) -5.86%
Mar-24-23 06:42AM	Daily Vickers Top Insider Picks for 03/24/2023 (Argus Research)
Mar-23-23 07:01AM	Daily Vickers Top Insider Picks for 03/23/2023 (Argus Research)
Mar-21-23 06:23AM	Daily Vickers Top Insider Picks for 03/21/2023 (Argus Research) +9.36%
Mar-20-23 06:35AM	Daily Vickers Top Insider Picks for 03/20/2023 (Argus Research)
Mar-17-23 06:47AM	Daily Vickers Top Insider Picks for 03/17/2023 (Argus Research)

Greenwich LifeSciences, Inc. engages in the development of a breast cancer immunotherapy designed to prevent the recurrence of breast cancer following surgery. The company was founded by Eric Rothe on August 29, 2006 and is headquartered in Stafford, TX.

CEOMr. Snehal S. Patel

Founder & Independent DirectorMr. Eric Rothe

Chief Medical Officer & DirectorDr. Frank Joseph Daugherty M.D.

Vice President Clinical & Regulatory AffairsDr. Jaye L. Thompson Ph.D.

VP of Business DevelopmentDr. Christine T. Fischette Ph.D.

Insider Trading	Relationship	Date	Transaction	Cost	#Shares	Value ($)	#Shares Total	SEC Form 4
Patel Snehal	CEO and CFO	Jan 13 '26	Buy	29.83	1,800	53,694	5,604,102	Jan 15 06:05 AM
Patel Snehal	CEO and CFO	Jan 12 '26	Buy	27.54	2,900	79,866	5,602,302	Jan 14 06:05 AM
Patel Snehal	CEO and CFO	Dec 31 '25	Buy	21.36	4,300	91,848	5,599,402	Jan 05 06:06 AM
Patel Snehal	CEO and CFO	Dec 30 '25	Buy	21.73	2,900	63,017	5,595,102	Jan 02 06:05 AM
Patel Snehal	CEO and CFO	Dec 18 '25	Buy	12.62	4,100	51,742	5,592,202	Dec 19 06:05 AM
Patel Snehal	CEO and CFO	Nov 25 '25	Buy	8.37	4,600	38,502	5,588,102	Nov 28 06:05 AM
Patel Snehal	CEO and CFO	Nov 07 '25	Buy	8.43	10,600	89,358	5,583,502	Nov 12 06:05 AM
Patel Snehal	CEO and CFO	Oct 31 '25	Buy	9.26	2,300	21,298	5,572,902	Nov 04 06:16 AM

open in yahoo | open in reuters | open in marketwatch | open in google | open in EDGAR

GLSI

Greenwich LifeSciences Inc

Upgrade your Finviz experience