17.00
price up icon2.29%   0.38
after-market After Hours: 16.90 -0.10 -0.59%
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Summit Therapeutics Inc stock is traded at $17.00, with a volume of 5.25M. It is up +2.29% in the last 24 hours and down -23.01% 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:
$16.62
Open:
$16.58
24h Volume:
5.25M
Relative Volume:
1.52
Market Cap:
$13.19B
Revenue:
$220.00K
Net Income/Loss:
$-1.08B
P/E Ratio:
-11.77
EPS:
-1.4448
Net Cash Flow:
$-326.53M
1W Performance:
+7.26%
1M Performance:
-23.01%
6M Performance:
-4.60%
1Y Performance:
-34.24%
1-Day Range:
Value
$15.89
$17.13
1-Week Range:
Value
$15.89
$17.96
52-Week Range:
Value
$13.83
$30.98

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
265
Name
Twitter
@summitplc
Name
Next Earnings Date
2026-05-07
Name
Latest SEC Filings
Name
SMMT's Discussions on Twitter

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

Stocks Price Market Cap Revenue Net Income Cash Flow EPS
SMMT icon
SMMT
Summit Therapeutics Inc
17.00 12.90B 220.00K -1.08B -326.53M -1.4448
VRTX icon
VRTX
Vertex Pharmaceuticals Inc
435.93 110.28B 12.34B 4.34B 3.71B 16.87
REGN icon
REGN
Regeneron Pharmaceuticals Inc
634.62 66.98B 14.92B 4.42B 3.79B 41.04
ARGX icon
ARGX
Argen X Se Adr
808.43 50.15B 4.16B 1.29B 734.26M 19.58
ALNY icon
ALNY
Alnylam Pharmaceuticals Inc
295.50 39.71B 4.29B 577.22M 641.34M 4.2086
RVMD icon
RVMD
Revolution Medicines Inc
154.89 32.22B 742.00K -1.37B -1.07B -7.0731

Summit Therapeutics Inc Stock (SMMT) Upgrades & Downgrades

Date Action Analyst Rating Change
Apr-08-26 Initiated Stifel Buy
Mar-16-26 Downgrade Jefferies Buy → Hold
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
10:06 AM

Bernstein reiterates Summit Therapeutics stock Underperform rating By Investing.com - Investing.com Canada

10:06 AM
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May 25, 2026

Summit Therapeutics Inc. (SMMT) Stock Analysis: Biotech Player With 72% Potential Upside - DirectorsTalk Interviews

May 25, 2026
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May 23, 2026

Why a Biotech Fund Opened a New $6 Million Position in Vir Amid a 99% Stock Rally - The Motley Fool

May 23, 2026
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May 23, 2026

Bernstein initiates coverage of Summit Therapeutics (SMMT) with underperform recommendation - MSN

May 23, 2026
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May 23, 2026

HC Wainwright & Co. downgrades Summit Therapeutics (SMMT) - MSN

May 23, 2026
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May 23, 2026

SUPERSTRING CAPITAL MANAGEMENT LP's Summit Therapeutics Inc(SMMT) Holding History - GuruFocus

May 23, 2026
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May 22, 2026

Summit Therapeutics Analyst Ratings and Price Targets | NASDAQ:SMMT - Benzinga

May 22, 2026
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May 22, 2026

SMMT Initiates Coverage On Summit Therapeutics -- Rating Underpe - GuruFocus

May 22, 2026
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May 22, 2026

Summit Therapeutics (SMMT) Faces Downgrade Amidst Competitive Pr - GuruFocus

May 22, 2026
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May 22, 2026

Summit Therapeutics (SMMT) Downgraded to Neutral Amid Competitiv - GuruFocus

May 22, 2026
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May 22, 2026

SMMT Downgraded by HC Wainwright & Co. -- Rating Changes to Neut - GuruFocus

May 22, 2026
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May 22, 2026

Summit Therapeutics Shares Fall After HC Wainwright Downgrade - marketscreener.com

May 22, 2026
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May 22, 2026

This Summit Therapeutics Analyst Is No Longer Bullish; Here Are Top 2 Downgrades For FridayCentene (NY - Benzinga

May 22, 2026
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May 22, 2026

Summit downgraded at H.C. Wainwright after Merck data for sac-TMT - Seeking Alpha

May 22, 2026
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May 22, 2026

Summit Therapeutics Price Target Announced at $7.70/Share by Bernstein - Moomoo

May 22, 2026
pulisher
May 22, 2026

Why is Summit Therapeutics stock sliding today? By Investing.com - Investing.com Canada

May 22, 2026
pulisher
May 22, 2026

Here's Why You Should Add SMMT Stock to Your Portfolio Now - Yahoo Finance

May 22, 2026
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May 22, 2026

Cantor Fitzgerald reiterates Overweight on Summit Therapeutics stock By Investing.com - Investing.com Canada

May 22, 2026
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May 22, 2026

S&P 500 Futures Climb In Premarket Trading; WR Berkley, Summit Therapeutics Lag - Moomoo

May 22, 2026
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May 22, 2026

H.C. Wainwright downgrades Summit Therapeutics stock rating to neutral By Investing.com - Investing.com Canada

May 22, 2026
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May 22, 2026

Bernstein Initiates Summit Therapeutics at Underperform - Moomoo

May 22, 2026
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May 22, 2026

HC Wainwright Downgrades Summit Therapeutics to Neutral From Buy - Moomoo

May 22, 2026
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May 22, 2026

H.C. Wainwright Downgrades Summit Therapeutics(SMMT.US) to Hold Rating - Moomoo

May 22, 2026
pulisher
May 21, 2026

Summit Therapeutics (SMMT) Faces Scrutiny with Underperform Rati - GuruFocus

May 21, 2026
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May 21, 2026

Bernstein downgrades Summit Therapeutics stock rating on trial concerns By Investing.com - Investing.com Canada

May 21, 2026
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May 20, 2026

SMMT Technical Analysis | Trend, Signals & Chart Patterns | SUMMIT THERAPEUTICS INC (NASDAQ:SMMT) - ChartMill

May 20, 2026
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May 18, 2026

Summit Therapeutics Inc.Common Stock (NQ: SMMT - The Chronicle-Journal

May 18, 2026
pulisher
May 18, 2026

Cancer Stocks That Are Advancing the Future of Oncology Care - Yahoo! Finance Canada

May 18, 2026
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May 18, 2026

Summit Therapeutics Inc. (SMMT) Stock Analysis: Healthcare Innovator with Potential 74% Upside - DirectorsTalk Interviews

May 18, 2026
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May 17, 2026

(SMMT) Movement Within Algorithmic Entry Frameworks - Stock Traders Daily

May 17, 2026
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May 15, 2026

A Look At Summit Therapeutics (SMMT) Valuation After HARMONi-3 Trial Risk Highlighted By Analyst Commentary - Yahoo Finance

May 15, 2026
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May 13, 2026

H.C. Wainwright Reduced its Price Goal on Summit Therapeutics Inc. (SMMT) - Insider Monkey

May 13, 2026
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May 12, 2026

Summit Therapeutics falls after update on Akeso-partnered lung cancer trial - MSN

May 12, 2026
pulisher
May 12, 2026

8 Most Promising Biotech Stocks to Buy Now - Insider Monkey

May 12, 2026
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May 11, 2026

Summit Therapeutics (SMMT) Is Down 20.1% After Q1 2026 Net Loss Widens Sharply - simplywall.st

May 11, 2026
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May 08, 2026

Summit Therapeutics Inc (SMMT) News, Articles, Events & Latest Updates - Stocktwits

May 08, 2026
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May 08, 2026

Q2 EPS Estimate for Summit Therapeutics Boosted by Analyst - MarketBeat

May 08, 2026
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May 07, 2026

Q2 Earnings Forecast for SMMT Issued By HC Wainwright - MarketBeat

May 07, 2026
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May 06, 2026

How (SMMT) Movements Inform Risk Allocation Models - Stock Traders Daily

May 06, 2026
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May 05, 2026

JPM: AKESO (09926.HK) Lung Cancer Trial Final Analysis Likely to Meet Target; Rating Overweight - AASTOCKS.com

May 05, 2026
pulisher
May 05, 2026

How to Summit up? Dis-Harmoni on ivonescimab NSCLC phase III - BioWorld News

May 05, 2026
pulisher
May 04, 2026

SMMT Q1 Loss Narrower Than Expected, Stock Down on Ivonescimab Setback - Yahoo Finance

May 04, 2026
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May 04, 2026

Summit Therapeutics: More Uncertainty Heading Into The ASCO Plenary (NASDAQ:SMMT) - Seeking Alpha

May 04, 2026
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May 04, 2026

Investigation into Summit Therapeutics by Johnson Fistel - Intellectia AI

May 04, 2026
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May 04, 2026

Summit Therapeutics Inc. Shareholders Are Encouraged to - GlobeNewswire

May 04, 2026
pulisher
May 04, 2026

SMMT Maintained by HC Wainwright & Co. -- Price Target Lowered t - GuruFocus

May 04, 2026
pulisher
May 04, 2026

H.C. Wainwright cuts Summit Therapeutics stock price target on trial risk - Investing.com Canada

May 04, 2026
pulisher
May 04, 2026

H.C. Wainwright Maintains Summit Therapeutics(SMMT.US) With Buy Rating, Cuts Target Price to $23 - Moomoo

May 04, 2026
pulisher
May 04, 2026

We're Hopeful That Summit Therapeutics (NASDAQ:SMMT) Will Use Its Cash Wisely - Yahoo Finance

May 04, 2026
pulisher
May 04, 2026

Summit Therapeutics Inc. (SMMT) Stock Analysis: Promising 91% Upside in the Biotech Sector - DirectorsTalk Interviews

May 04, 2026
pulisher
May 03, 2026

Biopharmaceutical News: Summit Therapeutics Stock Plummets After Trial Analysis Misstep - geneonline.com

May 03, 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
$29.66
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$108.87
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$53.86
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ONC ONC
$302.44
price down icon 2.52%
$154.89
price up icon 2.20%
Cap:     |  Volume (24h):