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Assembly Biosciences (ASMB) Stock Chart & Stock Price History

Assembly Biosciences logo
$29.45 +0.37 (+1.27%)
Closing price 10/17/2025 04:00 PM Eastern
Extended Trading
$29.64 +0.19 (+0.63%)
As of 10/17/2025 06:13 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more.

Assembly Biosciences Stock Price Performance

The Assembly Biosciences (ASMB) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has increased 61.46%, with a year-to-date return of 86.63%. In the past month, the stock has increased 32.24%, reflecting recent market activity.

As of the latest close, Assembly Biosciences traded at $29.45 with a market cap of $225.88 million and volume of 291,348 shares. Five years ago, the stock traded at a split-adjusted price of $187.44, representing a 84.29% decrease over that period. At the time, it had a market cap of $513.20 million and a volume of 12,776 shares.

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5 Day
Performance
+6.47%
1 Month
Performance
+32.24%
3 Month
Performance
+57.66%
Year-To-Date
Performance
+86.63%
1 Year
Performance
+61.46%
5 Year
Performance
-84.29%

ASMB Stock Chart for Saturday, October, 18, 2025

Assembly Biosciences Stock Price History

DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization
10/17/2025$29.08$29.45
+1.27%
$30.20$28.82291,348 shs$225.88 million
10/16/2025$28.44$29.08
+2.25%
$29.40$28.34190,778 shs$223.04 million
10/15/2025$28.39$28.44
+0.18%
$28.54$27.50185,550 shs$218.19 million
10/14/2025$27.66$28.39
+2.64%
$29.20$26.72159,748 shs$217.75 million
10/13/2025$26.51$27.66
+4.34%
$28.00$25.75270,467 shs$212.15 million
10/10/2025$26.82$26.51
-1.16%
$27.10$25.72177,464 shs$203.33 million
10/09/2025$25.50$26.82
+5.18%
$27.17$23.84192,878 shs$205.76 million
10/08/2025$23.86$25.50
+6.87%
$26.07$23.21151,696 shs$195.59 million
10/07/2025$24.48$23.86
-2.53%
$24.68$23.2677,576 shs$183.01 million
10/06/2025$23.32$24.48
+4.97%
$24.56$23.4083,993 shs$187.81 million
10/03/2025$23.70$23.32
-1.60%
$23.86$23.1966,694 shs$178.91 million
10/02/2025$24.61$23.70
-3.70%
$24.94$23.6393,154 shs$181.78 million
10/01/2025$25.60$24.61
-3.87%
$26.40$24.60150,476 shs$188.76 million
09/30/2025$24.63$25.60
+3.94%
$25.76$24.00125,692 shs$196.40 million
09/29/2025$24.67$24.63
-0.16%
$25.47$24.11127,228 shs$188.91 million
09/26/2025$25.53$24.67
-3.37%
$25.60$24.3468,044 shs$189.22 million
09/25/2025$25.66$25.53
-0.51%
$27.10$24.84111,862 shs$195.82 million
09/24/2025$25.99$25.66
-1.27%
$26.84$25.6186,454 shs$196.86 million
09/23/2025$24.78$25.99
+4.88%
$26.16$24.84249,050 shs$199.34 million
09/22/2025$24.46$24.78
+1.31%
$25.14$23.70236,421 shs$190.06 million
09/19/2025$22.27$24.46
+9.83%
$24.76$21.91753,068 shs$187.61 million
09/18/2025$20.62$22.27
+8.00%
$22.29$20.75144,308 shs$170.86 million
09/17/2025$20.55$20.62
+0.34%
$20.98$20.23144,489 shs$158.16 million

This page (NASDAQ:ASMB) was last updated on 10/18/2025 by MarketBeat.com Staff
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