stockNASDAQ: SMMT • Today's Updates
Summit Therapeutics Inc. (SMMT) Today Close
Showing Closing Date Range from Oct 14 to Oct 15, 2026.
Summit Therapeutics Inc. (SMMT) is a publicly traded company listed on the NASDAQ exchange operating within the Health Care sector.
Investor Relations:smmttx.com/investor-information/default.aspx
NASDAQ MarketBefore the Open Wall Street: 5:57 AM ET
Before the Open • Session Opens at 9:30 AM ET
Regular trading in New York opens at 9:30 AM ET (5:57 AM ET). Displaying the most recent finalized session (Oct 15, 2026) below as reference.
Multi-Day Trends:View 28-Day Chart
Started At
Market Open Opening price at session start (9:30 AM ET)
$15.09
Opening Gap$-0.04(-0.26%)
Last Finalized Close
PREVIOUS CLOSEFinalized close from Oct 15, 2026
$15.37
Session DateOct 15, 2026
Gained Today
GAIN Net movement vs previous close
+$0.24 (+1.59%)
Intraday (from open)+$0.28 (+1.86%)
Day's High & Low Range
Session Low
$15.09
Session High
$15.55
Low ($15.09)Last Finalized Close ($15.37)High ($15.55)
Trading Activity & Liquidity
Shares Traded
4.72M
4,722,000 shares
Dollar Volume
$72.58M
Close × Volume traded
Session Turnover$72.58M USD
Session Statistics Breakdown
Key opening, settlement, and trading metrics for Summit Therapeutics Inc. (SMMT).
Oct 15, 2026
Started At (Open)
$15.09
Previous Close
$15.13
Session High
$15.55
Session Low
$15.09
Last Finalized Close
$15.37
Gained / Lost ($)
+$0.24
Gained / Lost (%)
+1.59%
Day's Spread
$0.46