Daily trading records
Seaport Therapeutics Stock Price on August 18, 2026
Direct answer
Seaport Therapeutics closed at $23.97 on August 18, 2026.
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Review Seaport Therapeutics's price trend and period performance.
The chart connects verified session closes from May 21, 2026 through August 18, 2026.
Period performance is calculated from verified trading sessions.
5-session performance
+2.61%
From the August 11, 2026 close of $23.36 to $23.97 on August 18, 2026.
20-session performance
+14.14%
From the July 21, 2026 close of $21.00 to $23.97 on August 18, 2026.
60-session performance
+39.44%
From the May 21, 2026 close of $17.19 to $23.97 on August 18, 2026.
Verified data
- Open
- $24.15
- High
- $24.525
- Low
- $23.24
- Close
- $23.97
- Volume
- 120,487
- Prior-close change
- -$0.43 (-1.76%)
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Read the frequently asked questions.
What was Seaport Therapeutics's closing price on August 18, 2026?
Seaport Therapeutics closed at $23.97 on August 18, 2026.
What were Seaport Therapeutics's open, high and low on August 18, 2026?
The open was $24.15, the high was $24.525 and the low was $23.24.
How much did Seaport Therapeutics change from the prior close on August 18, 2026?
The change from the prior close was -$0.43 (-1.76%).
What was Seaport Therapeutics's volume on August 18, 2026?
Trading volume was 120,487 shares.
What is the source for Seaport Therapeutics's daily prices?
Daily aggregate prices are provided by Polygon.