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Summit Therapeutics Inc stock is traded at $14.47, with a volume of 1.44M. It is up +2.52% in the last 24 hours and down -19.99% 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:
$14.11
Open:
$14.47
24h Volume:
1.44M
Relative Volume:
0.35
Market Cap:
$11.23B
Revenue:
$220.00K
Net Income/Loss:
$-1.08B
P/E Ratio:
-10.02
EPS:
-1.4448
Net Cash Flow:
$-326.53M
1W Performance:
-2.66%
1M Performance:
-19.99%
6M Performance:
-15.01%
1Y Performance:
-32.91%
1-Day Range:
Value
$14.23
$14.68
1-Week Range:
Value
$13.81
$15.35
52-Week Range:
Value
$13.81
$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
14.47 10.95B 220.00K -1.08B -326.53M -1.4448
VRTX icon
VRTX
Vertex Pharmaceuticals Inc
443.86 112.43B 12.34B 4.34B 3.71B 16.87
REGN icon
REGN
Regeneron Pharmaceuticals Inc
617.94 64.09B 14.92B 4.42B 3.79B 41.04
ARGX icon
ARGX
Argen X Se Adr
888.57 54.88B 4.16B 1.29B 734.26M 19.58
ALNY icon
ALNY
Alnylam Pharmaceuticals Inc
300.32 39.01B 4.29B 577.22M 641.34M 4.2086
RVMD icon
RVMD
Revolution Medicines Inc
149.27 31.57B 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

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Jun 08, 2026

Discipline and Rules-Based Execution in SMMT Response - news.stocktradersdaily.com

Jun 08, 2026
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Jun 07, 2026

Summit Therapeutics Inc. (SMMT) stock price, news, quote and history - Yahoo Finance Australia

Jun 07, 2026
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Jun 07, 2026

Summit Therapeutics COO, CFO & Director Acquires 1.6% More Stock - Yahoo Finance

Jun 07, 2026
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Jun 05, 2026

5 Best Large Cap Stocks Under $30 With Highest Upside Potential - Insider Monkey

Jun 05, 2026
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Jun 05, 2026

Summit Therapeutics (SMMT) Reveals Phase II AK112-206 Trial Data - Insider Monkey

Jun 05, 2026
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Jun 05, 2026

Summit falls despite Phase 3 ivonescimab data in NSCLC - MSN

Jun 05, 2026
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Jun 04, 2026

Insider Buying: Manmeet Soni Acquires 50,000 Shares of Summit Th - GuruFocus

Jun 04, 2026
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Jun 04, 2026

Summit Therapeutics co-CEO Zanganeh Mahkam buys $1.46m stock By Investing.com - Investing.com Nigeria

Jun 04, 2026
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Jun 04, 2026

Summit Therapeutics COO & CFO Soni buys $722,250 in stock - Investing.com UK

Jun 04, 2026
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Jun 04, 2026

Summit Therapeutics COO & CFO Soni buys $722,250 in stock By Investing.com - Investing.com South Africa

Jun 04, 2026
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Jun 04, 2026

Summit Therapeutics co-CEO Zanganeh Mahkam buys $1.46m stock - Investing.com

Jun 04, 2026
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Jun 04, 2026

Summit Therapeutics (SMMT) Co‑CEO associated trust purchases 100,000 shares at $14.60 - Stock Titan

Jun 04, 2026
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Jun 04, 2026

Summit Therapeutics (SMMT) co-CEO buys 100K shares via revocable trust - Stock Titan

Jun 04, 2026
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Jun 04, 2026

Summit Therapeutics Insider Bought Shares Worth $722,250, According to a Recent SEC Filing - marketscreener.com

Jun 04, 2026
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Jun 04, 2026

Summit Therapeutics COO, CFO Purchased Shares Worth Over $722K - TradingView

Jun 04, 2026
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Jun 04, 2026

Executive Manmeet Singh Soni buys 50K Summit Therapeutics (SMMT) shares - Stock Titan

Jun 04, 2026
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Jun 04, 2026

Summit Therapeutics to Participate in the 47th Annual Goldman Sachs Global Healthcare Conference - Yahoo Finance

Jun 04, 2026
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Jun 04, 2026

symbol__ Stock Quote Price and Forecast - CNN

Jun 04, 2026
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Jun 04, 2026

All You Need to Know About Summit Therapeutics (SMMT) Rating Upgrade to Buy - Yahoo Finance

Jun 04, 2026
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Jun 04, 2026

Summit (SMMT) Reports Positive Phase III Overall Survival Data for Ivonescimab in Advanced NSCLC - Insider Monkey

Jun 04, 2026
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Jun 04, 2026

SMMT News | SUMMIT THERAPEUTICS INC (NASDAQ:SMMT) - ChartMill

Jun 04, 2026
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Jun 03, 2026

Assessing Summit Therapeutics (SMMT) Valuation After A Mixed Share Price And Long Term Return Profile - Yahoo Finance

Jun 03, 2026
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Jun 03, 2026

Summit Therapeutics Inc. (SMMT) Discusses Plenary Session Updates and Recent Clinical Data Following Major Oncology CongressSlideshow (NASDAQ:SMMT) 2026-06-03 - Seeking Alpha

Jun 03, 2026
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Jun 03, 2026

Summit Therapeutics Enables Affiliate and Insider Share Purchases - TipRanks

Jun 03, 2026
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Jun 03, 2026

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

Jun 03, 2026
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Jun 03, 2026

Summit Therapeutics directors, executives likely to buy shares under ATM program - TradingView

Jun 03, 2026
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Jun 03, 2026

Summit Therapeutics (SMMT) leaders may buy shares via existing ATM - Stock Titan

Jun 03, 2026
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Jun 02, 2026

Why Is SMMT Stock Surging Over 10% In Overnight Trading? - Stocktwits

Jun 02, 2026
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Jun 02, 2026

Wells Fargo Maintains Summit Therapeutics(SMMT.US) With Buy Rating, Maintains Target Price $30 - Moomoo

Jun 02, 2026
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Jun 02, 2026

Biotech Movers: Moderna, Iovance, ALHC, SMMT in Focus - Gotrade

Jun 02, 2026
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Jun 02, 2026

Analysts Have Conflicting Sentiments on These Healthcare Companies: Summit Therapeutics (SMMT), Oculis Holding (OCS) and Cogent Biosciences (COGT) - The Globe and Mail

Jun 02, 2026
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Jun 02, 2026

Cantor Fitzgerald Maintains Overweight Rating on Summit Therapeutics (SMMT) Amid Mixed Clinical Developments - Insider Monkey

Jun 02, 2026
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Jun 02, 2026

Summit Therapeutics (SMMT) Sheds 10.4%, This Analyst is Pessimistic - Insider Monkey

Jun 02, 2026
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Jun 01, 2026

Summit Therapeutics (SMMT) Shares Drop Despite Positive Cancer T - GuruFocus

Jun 01, 2026
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Jun 01, 2026

Exclusive BAC Article: Akeso And Summit: Positive China HARMONi-6 Trial Ivonescimab Squamous NSCLC, HARMONi-3 Data From Summit 2nd Half 2026 & 1st Half 2027, And Catalysts (OTCMKTS:AKESF) - Seeking Alpha

Jun 01, 2026
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Jun 01, 2026

Summit Therapeutics (SMMT) Slides As Bearish Calls Mount - StocksToTrade

Jun 01, 2026
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Jun 01, 2026

Summit Therapeutics Inc. (SMMT) once dropped over 12.8%, approaching the May 1st low of $15.14. - Bitget

Jun 01, 2026
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Jun 01, 2026

Summit Therapeutics Reports Promising Phase II Ivonescimab Results in Metastatic Colorectal Cancer at ASCO 2026 - Minichart

Jun 01, 2026
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Jun 01, 2026

Summit Therapeutics slides as traders digest ASCO ivonescimab update - quiverquant.com

Jun 01, 2026
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Jun 01, 2026

Summit Therapeutics (SMMT) Revenue BreakdownMain Composition - Moomoo

Jun 01, 2026
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Jun 01, 2026

What's Going On With Summit Therapeutics Stock On Monday? - Benzinga

Jun 01, 2026
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Jun 01, 2026

A Quick Look at Today's Ratings for Summit Therapeutics(SMMT.US), With a Forecast Between $7.7 to $40 - Moomoo

Jun 01, 2026
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Jun 01, 2026

Wall Street Analysts Think Summit Therapeutics (SMMT) Could Surge 67.1%: Read This Before Placing a Bet - Yahoo Finance

Jun 01, 2026
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Jun 01, 2026

Bernstein reiterates Summit Therapeutics stock Underperform on trial concerns By Investing.com - Investing.com Canada

Jun 01, 2026
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Jun 01, 2026

Summit Therapeutics stock maintained at Overweight by Cantor on positive trial data - Investing.com Canada

Jun 01, 2026
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Jun 01, 2026

Stifel reiterates Summit Therapeutics stock rating on trial data By Investing.com - Investing.com Canada

Jun 01, 2026
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Jun 01, 2026

Summit drops as concerns over older patients cloud cancer trial data - marketscreener.com

Jun 01, 2026
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Jun 01, 2026

Summit Therapeutics Reports Strong Interim Ivonescimab Phase II Data - TipRanks

Jun 01, 2026
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Jun 01, 2026

Summit Therapeutics (SMMT) posts positive ASCO 2026 ivonescimab survival and response data - Stock Titan

Jun 01, 2026
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Jun 01, 2026

Summit rises after lung cancer drug trial shows 15% higher survival rate than rival's - marketscreener.com

Jun 01, 2026
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Jun 01, 2026

Summit Therapeutics Inc. (SMMT) Stock Analysis: A Potential 62.66% Upside In Biotech Innovation - DirectorsTalk Interviews

Jun 01, 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
Zanganeh Mahkam
Co-Chief Executive Officer
Jun 04 '26
Buy
14.60
100,000
1,460,000
25,824,474
Soni Manmeet Singh
COO and CFO
Jun 04 '26
Buy
14.45
50,000
722,250
3,123,603
Xia Yu
Director
Oct 21 '25
Buy
18.74
533,617
9,999,983
32,057,147
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
$96.45
price up icon 2.62%
$29.18
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$86.53
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$55.51
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ONC ONC
$268.42
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$148.76
price up icon 0.21%
Cap:     |  Volume (24h):