14.63
price down icon4.07%   -0.62
after-market After Hours: 14.73 0.10 +0.68%
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Summit Therapeutics Inc stock is traded at $14.63, with a volume of 2.29M. It is down -4.07% in the last 24 hours and down -14.14% over the past month. Summit Therapeutics Inc is a biopharmaceutical company that focuses on the discovery, development, and commercialization of novel antibiotics for serious infectious diseases. Its CDI (Clostridiodes difficile infection) product candidate is ridinilazole, an orally administered small molecule antibiotic. It has two geographical segments: the United States and the United Kingdom.
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Previous Close:
$15.25
Open:
$15.31
24h Volume:
2.29M
Relative Volume:
0.87
Market Cap:
$10.89B
Revenue:
$220.00K
Net Income/Loss:
$-921.61M
P/E Ratio:
-11.78
EPS:
-1.2418
Net Cash Flow:
$-274.60M
1W Performance:
+5.63%
1M Performance:
-14.14%
6M Performance:
-43.04%
1Y Performance:
-25.24%
1-Day Range:
Value
$14.58
$15.38
1-Week Range:
Value
$14.04
$15.77
52-Week Range:
Value
$13.83
$36.91

Summit Therapeutics Inc Stock (SMMT) Company Profile

Name
Name
Summit Therapeutics Inc
Name
Phone
305-203-2034
Name
Address
601 BRICKELL KEY DRIVE, MIAMI
Name
Employee
159
Name
Twitter
@summitplc
Name
Next Earnings Date
2025-10-20
Name
Latest SEC Filings
Name
SMMT's Discussions on Twitter

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

Stocks Price Market Cap Revenue Net Income Cash Flow EPS
Biotechnology icon
SMMT
Summit Therapeutics Inc
14.63 11.35B 220.00K -921.61M -274.60M -1.2418
Biotechnology icon
VRTX
Vertex Pharmaceuticals Inc
465.02 117.03B 11.74B 3.68B 3.34B 14.19
Biotechnology icon
REGN
Regeneron Pharmaceuticals Inc
783.65 82.35B 14.34B 4.50B 3.77B 41.56
Biotechnology icon
ARGX
Argen X Se Adr
833.54 51.64B 3.06B 1.28B 447.35M 19.67
Biotechnology icon
ALNY
Alnylam Pharmaceuticals Inc
308.48 42.58B 3.21B 43.57M 221.36M 0.2405
Biotechnology icon
ONC
Beone Medicines Ltd Adr
346.42 38.87B 4.98B 69.60M 525.67M 0.5198

Summit Therapeutics Inc Stock (SMMT) Upgrades & Downgrades

Date Action Analyst Rating Change
Dec-17-25 Upgrade Barclays Underweight → Equal Weight
Nov-18-25 Initiated Wolfe Research Peer Perform
Sep-17-25 Initiated Barclays Underweight
Sep-04-25 Initiated Guggenheim Buy
Aug-19-25 Initiated Piper Sandler Neutral
Jul-01-25 Initiated UBS Buy
Jun-11-25 Initiated Leerink Partners Underperform
Mar-26-25 Upgrade Citigroup Neutral → Buy
Mar-21-25 Initiated Cantor Fitzgerald Overweight
Mar-12-25 Initiated Evercore ISI Outperform
Feb-28-25 Initiated Goldman Buy
Jan-08-25 Initiated Truist Buy
Dec-11-24 Initiated Wells Fargo Overweight
Dec-06-24 Initiated Jefferies Buy
Nov-04-24 Initiated JMP Securities Mkt Outperform
Sep-27-24 Downgrade Citigroup Buy → Neutral
Aug-12-24 Initiated H.C. Wainwright Buy
May-07-24 Initiated Citigroup Buy
Mar-26-24 Initiated Stifel Buy
Jun-28-18 Downgrade Janney Buy → Neutral
May-02-18 Initiated Janney Buy
Apr-12-18 Reiterated Needham Buy
Feb-13-18 Initiated BTIG Research Buy
Jan-04-18 Initiated SunTrust Buy
Dec-01-17 Resumed H.C. Wainwright Buy
Nov-16-16 Reiterated RBC Capital Mkts Outperform
Oct-05-16 Reiterated Needham Buy
Sep-16-16 Initiated H.C. Wainwright Buy
Mar-30-15 Initiated Needham Buy
Mar-30-15 Initiated Oppenheimer Outperform
View All

Summit Therapeutics Inc Stock (SMMT) Latest News

pulisher
08:46 AM

Is Summit Therapeutics Inc. (SMMT) One of the Most Oversold NASDAQ Stocks to Invest In? - Finviz

08:46 AM
pulisher
08:27 AM

FDA accepts Summit Therapeutics’ (SMMT) BLA for ivonescimab in NSCLC with November 14 PDUFA date following positive phase III data - MSN

08:27 AM
pulisher
Feb 10, 2026

Summit Therapeutics Insiders Placed Bullish Bets Worth US$275.0m - 富途牛牛

Feb 10, 2026
pulisher
Feb 09, 2026

Summit Therapeutics (SMMT) Is Up 6.5% After FDA Accepts Ivonescimab BLA With 2026 PDUFA Date - simplywall.st

Feb 09, 2026
pulisher
Feb 09, 2026

Is Summit Therapeutics Inc. stock a good pick for beginnersMarket Activity Report & Risk Controlled Daily Plans - baoquankhu1.vn

Feb 09, 2026
pulisher
Feb 09, 2026

Summit Therapeutics Enters FDA Review As Ivonescimab Trials Broaden Potential - Sahm

Feb 09, 2026
pulisher
Feb 09, 2026

First Week of February 20th Options Trading For Summit Therapeutics (SMMT) - Nasdaq

Feb 09, 2026
pulisher
Feb 09, 2026

Summit Therapeutics PLC (NASDAQ:SMMT) Receives Consensus Recommendation of "Moderate Buy" from Analysts - MarketBeat

Feb 09, 2026
pulisher
Feb 08, 2026

Is Summit Therapeutics (SMMT) Pricing Reflecting Its Recent Share Price Pullback Accurately - Yahoo Finance

Feb 08, 2026
pulisher
Feb 07, 2026

Technical Reactions to SMMT Trends in Macro Strategies - Stock Traders Daily

Feb 07, 2026
pulisher
Feb 06, 2026

Summit Therapeutics (NASDAQ:SMMT) Rating Lowered to Strong Sell at Zacks Research - MarketBeat

Feb 06, 2026
pulisher
Feb 06, 2026

FDA Accepts Summit Therapeutics’ (SMMT) BLA For Ivonescimab In NSCLC With November 14 PDUFA Date Following Positive Phase III Data - Yahoo Finance

Feb 06, 2026
pulisher
Feb 05, 2026

Summit Therapeutics stock hits 52-week low at 14.01 USD By Investing.com - Investing.com Canada

Feb 05, 2026
pulisher
Feb 05, 2026

FDA Accepts Summit Therapeutics' (SMMT) BLA For Ivonescimab In NSCLC With November 14 PDUFA Date Following Positive Phase III Data - Finviz

Feb 05, 2026
pulisher
Feb 05, 2026

Merger Talk: Is Summit Therapeutics Inc impacted by rising rates2025 Buyback Activity & Fast Moving Stock Trade Plans - baoquankhu1.vn

Feb 05, 2026
pulisher
Feb 03, 2026

Summit Therapeutics (NASDAQ:SMMT) Reaches New 12-Month LowShould You Sell? - MarketBeat

Feb 03, 2026
pulisher
Feb 03, 2026

Summit Incurs In-Line Q4 Loss, Inks Collaboration Deal With Pfizer - MSN

Feb 03, 2026
pulisher
Feb 02, 2026

Summit Therapeutics (SMMT) Stock Analysis: A Potential 128% Upside In Biotech - DirectorsTalk Interviews

Feb 02, 2026
pulisher
Feb 02, 2026

HC Wainwright Reaffirms Buy Rating for Summit Therapeutics (NASDAQ:SMMT) - MarketBeat

Feb 02, 2026
pulisher
Feb 02, 2026

H.C. Wainwright reiterates Buy rating on Summit Therapeutics stock - Investing.com

Feb 02, 2026
pulisher
Feb 02, 2026

Summit Therapeutics (SMMT) Analyst Ratings Reaffirmed at Buy | S - GuruFocus

Feb 02, 2026
pulisher
Feb 02, 2026

Summit Therapeutics Reports Inducement Grants Under Nasdaq Listing Rule 5635(c)(4)January 30, 2026 - BioSpace

Feb 02, 2026
pulisher
Feb 01, 2026

Encouraging guidance on clinical program makes Summit Therapeutics (SMMT) look attractive - MSN

Feb 01, 2026
pulisher
Jan 31, 2026

2 Stocks That Could Soar This Year - The Globe and Mail

Jan 31, 2026
pulisher
Jan 31, 2026

Summit spikes as lead asset undergoes FDA review - MSN

Jan 31, 2026
pulisher
Jan 31, 2026

Yong Rong HK Asset Management Ltd Invests $2.07 Million in Summit Therapeutics PLC $SMMT - MarketBeat

Jan 31, 2026
pulisher
Jan 30, 2026

FDA Accepts SMMT's Application Seeking Approval for NSCLC Drug - Finviz

Jan 30, 2026
pulisher
Jan 30, 2026

Summit Therapeutics (SMMT) Analyst Rating Update: January 30, 20 - GuruFocus

Jan 30, 2026
pulisher
Jan 30, 2026

Summit Therapeutics' (SMMT) Market Outperform Rating Reiterated at Citizens Jmp - MarketBeat

Jan 30, 2026
pulisher
Jan 30, 2026

Summit Therapeutics: PDUFA Coming, But Is It Good Enough? (Rating Upgrade) (NASDAQ:SMMT) - Seeking Alpha

Jan 30, 2026
pulisher
Jan 30, 2026

Summit Therapeutics stock gets FDA acceptance for ivonescimab BLA - Investing.com

Jan 30, 2026
pulisher
Jan 30, 2026

Summit Therapeutics stock gets FDA acceptance for ivonescimab BLA By Investing.com - Investing.com Canada

Jan 30, 2026
pulisher
Jan 30, 2026

US regulator accepts Summit filing for ivonescimab combo - The Pharma Letter

Jan 30, 2026
pulisher
Jan 30, 2026

Summit Therapeutics (SMMT) Valuation Check After Recent Share Price Pullback And Conflicting Model Signals - Yahoo Finance

Jan 30, 2026
pulisher
Jan 29, 2026

FDA Accepts Summit Therapeutics' BLA for Ivonescimab - intellectia.ai

Jan 29, 2026
pulisher
Jan 29, 2026

FDA Accepts Summit's Lung Cancer Drug Application, Review Underway - Benzinga

Jan 29, 2026
pulisher
Jan 29, 2026

Aug Gainers: Is Summit Therapeutics Inc impacted by rising rates2025 Risk Factors & Growth Focused Stock Reports - baoquankhu1.vn

Jan 29, 2026
pulisher
Jan 29, 2026

Summit Therapeutics (SMMT) Advances with FDA Filing for Cancer T - GuruFocus

Jan 29, 2026
pulisher
Jan 29, 2026

Summit Therapeutics Says US FDA Accepts BLA for Ivonescimab - marketscreener.com

Jan 29, 2026
pulisher
Jan 29, 2026

Summit Therapeutics (SMMT) Gains After FDA Accepts Key Cancer Dr - GuruFocus

Jan 29, 2026
pulisher
Jan 29, 2026

Summit Therapeutics’ Ivonescimab BLA Accepted by FDA - TipRanks

Jan 29, 2026
pulisher
Jan 29, 2026

Summit Therapeutics stock rises after FDA accepts BLA for lung cancer drug By Investing.com - Investing.com South Africa

Jan 29, 2026
pulisher
Jan 29, 2026

Summit spikes as lead asset gets FDA review (SMMT:NASDAQ) - Seeking Alpha

Jan 29, 2026
pulisher
Jan 29, 2026

Summit Therapeutics stock rises after FDA accepts BLA for lung cancer drug - Investing.com Nigeria

Jan 29, 2026
pulisher
Jan 29, 2026

Summit Therapeutics Inc FDA Accepts Ivonescimab BLA for NSCLC Treatment - TradingView

Jan 29, 2026
pulisher
Jan 29, 2026

FDA accepts Summit Therapeutics BLA for lung cancer drug ivonescimab - StreetInsider

Jan 29, 2026
pulisher
Jan 29, 2026

Summit Therapeutics Announces U.S. FDA Acceptance of Biologics License Application (BLA) Seeking Approval for Ivonescimab in Combination with Chemotherapy in Treatment of Patients with EGFRm NSCLC Post-TKI Therapy - Business Wire

Jan 29, 2026
pulisher
Jan 28, 2026

Summit Therapeutics (NASDAQ:SMMT) Sets New 12-Month LowHere's What Happened - MarketBeat

Jan 28, 2026
pulisher
Jan 28, 2026

Encouraging Guidance on Clinical Program Makes Summit Therapeutics (SMMT) Look Attractive - Finviz

Jan 28, 2026
pulisher
Jan 27, 2026

Exelixis and Summit Therapeutics: Future Prospects - Intellectia AI

Jan 27, 2026
pulisher
Jan 27, 2026

Aug Retail: Can Summit Therapeutics Inc be the next market leaderPortfolio Risk Summary & Fast Moving Market Watchlists - baoquankhu1.vn

Jan 27, 2026

Summit Therapeutics Inc Stock (SMMT) Financials Data

Revenue

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Net Income

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Cash Flow

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EPS

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Summit Therapeutics Inc Stock (SMMT) Insider Trading

Insider Trading Relationship Date Transaction Cost #Shares Value ($) #Shares Total
DUGGAN ROBERT W
Co-Chief Executive Officer
Oct 21 '25
Buy
18.74
26,680
499,983
76,680
Zanganeh Mahkam
Co-Chief Executive Officer
Oct 21 '25
Buy
18.74
26,680
499,983
76,680
Zanganeh Mahkam
Co-Chief Executive Officer
Sep 10 '25
Buy
17.68
333,394
5,894,406
556,088,090
Zanganeh Mahkam
Co-Chief Executive Officer
Sep 11 '25
Buy
18.07
5,000
90,350
556,093,090
DUGGAN ROBERT W
Co-Chief Executive Officer
Sep 10 '25
Buy
17.68
333,394
5,894,406
556,088,090
DUGGAN ROBERT W
Co-Chief Executive Officer
Sep 11 '25
Buy
18.07
5,000
90,350
556,093,090
Zanganeh Mahkam
Co-Chief Executive Officer
May 30 '25
Option Exercise
2.64
74,545
196,799
555,754,696
DUGGAN ROBERT W
Co-Chief Executive Officer
May 30 '25
Option Exercise
2.64
74,545
196,799
555,754,696
$44.80
price up icon 1.24%
$26.75
price down icon 0.19%
$100.75
price up icon 1.93%
$105.76
price down icon 3.31%
$146.17
price down icon 1.52%
biotechnology ONC
$346.42
price down icon 1.38%
Cap:     |  Volume (24h):