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NYSEAMERICAN:APHB

Ampliphi Biosciences (APHB) Stock Price, News & Analysis

Ampliphi Biosciences logo
$4.56 -0.26 (-5.39%)
As of 08/14/2026

About Ampliphi Biosciences Stock (NYSEAMERICAN:APHB)

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Key Stats

Today's Range
$4.40
$4.93
50-Day Range
$3.76
$7.78
52-Week Range
$0.15
$1.37
Volume
110,611 shs
Average Volume
842,200 shs
Market Capitalization
$152.62 million
P/E Ratio
N/A
Dividend Yield
N/A
Price Target
N/A
Consensus Rating
N/A

Company Overview

Ampliphi Biosciences, Inc. is a clinical‐stage biopharmaceutical company headquartered in Cambridge, Massachusetts, focused on the discovery and development of novel therapies to prevent and treat life‐threatening drug‐resistant infections. The company’s core mission is to address the growing global threat of antibiotic resistance by advancing first‐in‐class and best‐in‐class antibacterial agents through late‐stage clinical trials.

The company’s lead product candidate, exeporfinium chloride (XF-73), is a pioneering topical antibacterial designed for pre‐operative nasal decolonization of Staphylococcus aureus in patients undergoing high‐risk surgical procedures. XF-73 has demonstrated the potential to significantly reduce surgical site infections by targeting nasal carriage of S. aureus, including methicillin‐resistant strains. Beyond XF-73, Ampliphi is expanding its pipeline through its proprietary drug conjugate platform, which seeks to create novel antibacterial compounds active against a broad spectrum of Gram‐negative and Gram‐positive pathogens.

Founded on a scientific foundation of antimicrobial innovation, Ampliphi Biosciences emerged following the strategic divestiture of earlier antifungal programs to a major pharmaceutical partner. The company operates primarily in North America and is preparing to extend its global footprint through strategic collaborations and licensing agreements. Ampliphi is supported by a leadership team with deep expertise in infectious disease drug development, manufacturing, and regulatory affairs, positioning the company to advance its candidates toward commercialization and address critical unmet needs in patient care.

AI Generated. May Contain Errors.

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APHB Stock News Headlines

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APHB Stock Analysis - Frequently Asked Questions

Ampliphi Biosciences' stock was trading at $6.58 at the beginning of 2026. Since then, APHB shares have decreased by 30.7% and is now trading at $4.56.

Ampliphi Biosciences Corp (NYSEAMERICAN:APHB) released its quarterly earnings results on Monday, March, 25th. The biotechnology company reported ($0.15) earnings per share for the quarter, missing the consensus estimate of ($0.08) by $0.07.

Shares of APHB stock can be purchased through any online brokerage account. Popular online brokerages with access to the U.S. stock market include Charles Schwab, E*TRADE, Fidelity, and Vanguard Brokerage Services.

Based on aggregate information from My MarketBeat watchlists, some other companies that Ampliphi Biosciences investors own include Navios Maritime Partners (NMM), Sorrento Therapeutics (SRNE), Actinium Pharmaceuticals (ATNM), Protalix BioTherapeutics (PLX), Athersys (ATHX) and Corbus Pharmaceuticals (CRBP).

Company Calendar

Last Earnings
3/25/2019
Today
8/16/2026

Industry, Sector and Symbol

Stock Exchange
NYSEAMERICAN
Industry
Biotechnology
Sub-Industry
Biotechnology
Current Symbol
NYSEAMERICAN:APHB
Previous Symbol
AMEX:APHB
CIK
921114
Fax
N/A
Employees
30
Year Founded
N/A

Profitability

EPS (Trailing Twelve Months)
N/A
Trailing P/E Ratio
N/A
Forward P/E Ratio
N/A
P/E Growth
N/A
Net Income
N/A
Net Margins
N/A
Pretax Margin
N/A
Return on Equity
N/A
Return on Assets
N/A

Debt

Debt-to-Equity Ratio
N/A
Current Ratio
N/A
Quick Ratio
N/A

Sales & Book Value

Annual Sales
N/A
Price / Sales
N/A
Cash Flow
N/A
Price / Cash Flow
N/A
Book Value
N/A
Price / Book
N/A

Miscellaneous

Outstanding Shares
33,469,000
Free Float
N/A
Market Cap
$152.62 million
Optionable
Not Optionable
Beta
N/A
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This page (NYSEAMERICAN:APHB) was last updated on 8/16/2026 by MarketBeat.com Staff.
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