stockNASDAQ: SPTX • Today's Updates

Seaport Therapeutics Inc. (SPTX) Today Close

Showing Closing Date Range from Oct 7 to Oct 8, 2026.

NASDAQ MarketTrading In Progress Wall Street: 2:59 PM ET

Market Is Open • Trading In Progress

US markets (NASDAQ / NYSE) are in active trading (9:30 AM – 4:00 PM ET). Official closing rates settle after 4:15 PM ET. Showing active session data (Oct 07, 2026) as of 2:59 PM ET.

Multi-Day Trends:View 28-Day Chart
Started At
Market Open
Opening price at session start (9:30 AM ET)
$17.28
Opening Gap$-0.09(-0.52%)
Last Recorded Trade Price
LAST RECORDED
Last recorded trade as of 2:59 PM ET
$17.93
Session DateOct 07, 2026
Gained Today
GAIN
Net movement vs previous close
+$0.56 (+3.22%)
Intraday (from open)+$0.65 (+3.76%)

Day's High & Low Range

Spread: $1.22 (7.15%)
Session Low
$17.07
Session High
$18.29
Low ($17.07)Last Recorded Trade Price ($17.93)High ($18.29)

Trading Activity & Liquidity

SPTX Volume
Shares Traded
249.0K
249,019 shares
Dollar Volume
$4.46M
Close × Volume traded
Session Turnover$4.46M USD

Session Statistics Breakdown

Key opening, settlement, and trading metrics for Seaport Therapeutics Inc. (SPTX).

Oct 07, 2026
Started At (Open)
$17.28
Previous Close
$17.37
Session High
$18.29
Session Low
$17.07
Last Recorded Trade Price
$17.93
Gained / Lost ($)
+$0.56
Gained / Lost (%)
+3.22%
Day's Spread
$1.22
Multi-Day Historical Trajectories

Explore Full Price Charts & Historical Tables

Looking for trendlines, multi-day moving averages, and complete historical ledger records? Switch to our interactive multi-day charts: