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Seaport Therapeutics (SPTX) Stock Chart & Stock Price History

Seaport Therapeutics logo
$17.83 +0.23 (+1.31%)
As of 04:00 PM Eastern

Seaport Therapeutics Stock Price Performance

The Seaport Therapeutics (SPTX) stock chart highlights key performance trends across multiple timeframes. In the past month, the stock has decreased 19.47%, reflecting recent market activity.

As of the latest close, Seaport Therapeutics traded at $17.83 with a market cap of $954.46 million and volume of 184,539 shares.

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5 Day
Performance
-1.76%
1 Month
Performance
-19.47%
3 Month
Performance
-8.66%

SPTX Stock Chart for Friday, October, 16, 2026

Seaport Therapeutics Stock Price History

Price Date
0 Results
DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization
10/16/2026$17.60$17.83
+1.31%
$18.00$17.14184,539 shs$954.46 million
10/15/2026$16.68$17.60
+5.52%
$17.89$16.61164,901 shs$942.13 million
10/14/2026$16.08$16.68
+3.73%
$16.97$15.79208,620 shs$892.88 million
10/13/2026$17.15$16.08
-6.24%
$17.62$16.03227,202 shs$860.78 million
10/12/2026$18.15$17.15
-5.51%
$18.14$17.04126,005 shs$918.04 million
10/09/2026$17.91$18.15
+1.34%
$18.79$17.89171,206 shs$971.57 million
10/08/2026$17.93$17.91
-0.11%
$18.46$17.67177,595 shs$958.72 million
10/07/2026$17.37$17.93
+3.22%
$18.29$17.07249,081 shs$959.81 million
10/06/2026$18.50$17.37
-6.11%
$19.05$17.18243,004 shs$929.82 million
10/05/2026$18.42$18.50
+0.43%
$18.90$17.52172,472 shs$990.31 million
10/02/2026$18.95$18.42
-2.80%
$19.16$17.85258,699 shs$986.02 million
10/01/2026$20.17$18.95
-6.05%
$20.71$18.37330,181 shs$1.01 billion
09/30/2026$18.69$20.17
+7.92%
$20.75$18.45488,678 shs$1.08 billion
09/29/2026$19.64$18.69
-4.84%
$19.80$18.57288,868 shs$1.00 billion
09/28/2026$21.52$19.64
-8.74%
$21.99$19.22284,477 shs$1.05 billion
09/25/2026$21.12$21.52
+1.89%
$22.44$21.45192,796 shs$1.15 billion
09/24/2026$21.29$21.12
-0.80%
$21.37$19.93105,736 shs$1.13 billion
09/23/2026$22.39$21.29
-4.91%
$23.07$21.03179,279 shs$1.14 billion
09/22/2026$21.12$22.39
+6.01%
$22.67$21.20146,461 shs$1.20 billion
09/21/2026$21.39$21.12
-1.26%
$21.94$20.28234,266 shs$1.13 billion
09/18/2026$21.82$21.39
-1.97%
$23.10$21.292.18 million shs$1.15 billion
09/17/2026$22.14$21.82
-1.45%
$23.14$21.10205,595 shs$1.17 billion
09/16/2026$22.96$22.14
-3.57%
$24.61$21.98235,897 shs$1.19 billion

This page (NASDAQ:SPTX) was last updated on 10/16/2026 by MarketBeat.com Staff.
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