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Ampliphi Biosciences (APHB) Stock Chart & Stock Price History

Ampliphi Biosciences logo
$8.36 +0.13 (+1.58%)
As of 05/22/2026

Ampliphi Biosciences Stock Price Performance

The Ampliphi Biosciences (APHB) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has increased 342.33%, with a year-to-date return of 27.05%. In the past month, the stock has decreased 35.29%, reflecting recent market activity.

As of the latest close, Ampliphi Biosciences traded at $8.36 with a market cap of $279.80 million and volume of 41,798 shares.

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5 Day
Performance
+1.58%
1 Month
Performance
-35.29%
3 Month
Performance
-22.81%
Year-To-Date
Performance
+27.05%
1 Year
Performance
+342.33%

APHB Stock Chart for Wednesday, May, 27, 2026

Ampliphi Biosciences Stock Price History

DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization
05/26/2026$8.36$8.36$8.50$8.1041,798 shs$279.80 million
05/25/2026$8.36$8.36$8.50$8.1041,798 shs$279.80 million
05/22/2026$8.12$8.23
+1.35%
$8.35$7.5045,007 shs$275.45 million
05/21/2026$8.46$8.12
-4.02%
$8.99$7.4767,386 shs$271.77 million
05/20/2026$7.60$8.46
+11.32%
$8.89$7.0092,570 shs$283.15 million
05/19/2026$8.05$7.60
-5.59%
$8.07$7.15159,139 shs$254.36 million
05/18/2026$8.05$8.05$8.61$7.5078,560 shs$269.43 million
05/15/2026$8.82$8.20
-7.03%
$9.00$8.0975,725 shs$274.45 million
05/14/2026$8.82$8.82$9.22$8.5727,167 shs$295.20 million
05/13/2026$8.82$8.82$9.14$8.1759,763 shs$295.20 million
05/12/2026$8.30$8.82
+6.27%
$9.14$8.1759,763 shs$295.20 million
05/11/2026$8.30$8.30$9.25$8.3050,803 shs$277.79 million
05/08/2026$9.06$8.30
-8.39%
$9.25$8.3050,803 shs$277.79 million
05/07/2026$9.36$9.06
-3.21%
$9.68$9.0053,479 shs$303.23 million
05/06/2026$9.85$9.36
-4.97%
$10.95$9.3687,368 shs$313.27 million
05/05/2026N/A$9.85$10.85$8.78180,322 shs$329.67 million
04/30/2026$11.00$11.00$12.98$9.60192,773 shs$368.16 million
04/29/2026$11.00$11.00$12.98$9.60192,773 shs$368.16 million
04/28/2026$12.92$11.00
-14.86%
$12.98$9.60192,773 shs$368.16 million
04/27/2026$12.92$12.92$13.60$12.8753,365 shs$432.42 million

This page (NYSEAMERICAN:APHB) was last updated on 5/27/2026 by MarketBeat.com Staff.
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