stockNASDAQ: PTGX • Today's Updates

Protagonist Therapeutics Inc. (PTGX) Today Close

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

NASDAQ MarketTrading In Progress Wall Street: 11:34 AM 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 11:34 AM ET.

Multi-Day Trends:View 28-Day Chart
Started At
Market Open
Opening price at session start (9:30 AM ET)
$137.34
Opening Gap$-1.35(-0.97%)
Last Recorded Trade Price
LAST RECORDED
Last recorded trade as of 11:34 AM ET
$140.92
Session DateOct 07, 2026
Gained Today
GAIN
Net movement vs previous close
+$2.23 (+1.61%)
Intraday (from open)+$3.58 (+2.61%)

Day's High & Low Range

Spread: $6.85 (4.99%)
Session Low
$137.25
Session High
$144.10
Low ($137.25)Last Recorded Trade Price ($140.92)High ($144.10)

Trading Activity & Liquidity

PTGX Volume
Shares Traded
927.3K
927,267 shares
Dollar Volume
$130.67M
Close × Volume traded
Session Turnover$130.67M USD

Session Statistics Breakdown

Key opening, settlement, and trading metrics for Protagonist Therapeutics Inc. (PTGX).

Oct 07, 2026
Started At (Open)
$137.34
Previous Close
$138.69
Session High
$144.10
Session Low
$137.25
Last Recorded Trade Price
$140.92
Gained / Lost ($)
+$2.23
Gained / Lost (%)
+1.61%
Day's Spread
$6.85
Multi-Day Historical Trajectories

Explore Full Price Charts & Historical Tables

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