NASDAQ: ASMB
Assembly Biosciences Inc Stock

$35.28-1.32 (-3.61%)
Updated Sep 8, 2026
ASMB Price
$35.28
Fair Value Price
N/A
Market Cap
$718.32M
52 Week Low
$20.23
52 Week High
$39.71
P/E
34.59x
P/B
2.35x
P/S
N/A
PEG
N/A
Dividend Yield
N/A
Revenue
$0.00
Earnings
-$42.00k
Gross Margin
N/A
Operating Margin
N/A
Profit Margin
N/A
Debt to Equity
0.08
Operating Cash Flow
-$38M
Beta
0.97
Next Earnings
N/A
Ex-Dividend
N/A
Next Dividend
N/A

ASMB Overview

Assembly Biosciences, Inc. is a biotechnology firm in the clinical development phase, dedicated to identifying and advancing innovative therapeutic solutions for hepatitis B virus (HBV) infections within the United States. Its primary drug candidate, Vebicorvir, has successfully concluded Phase 2 clinical trials for individuals with chronic HBV. The company's development pipeline also features ABI-H3733, which has finished Phase 1a clinical studies, and ABI-4334, currently in pre-clinical assessment for HBV treatment. Assembly Biosciences has forged collaborative partnerships, including agreements with BeiGene, Ltd. and Arbutus Biopharma Corporation, as well as with Antios Therapeutics, Inc., to explore a triple-combination treatment strategy for chronic hepatitis B virus. Additionally, it maintains strategic licensing arrangements with Indiana University Research and Technology Corporation and Door Pharmaceuticals, LLC. Established in 2005, the company was formerly known as Ventrus Biosciences, Inc. before rebranding to Assembly Biosciences, Inc. in June 2014, and its headquarters are located in South San Francisco, California.

Zen Rating

Our proven quant model uses 115 proprietary factors, including AI, to determine ASMB's potential to beat the market

CHold
  • Stocks with a Zen Rating of Hold (C) had an average return of +5.11% per year. Learn More

Zen Rating Component Grades

C
Zen Rating uses advanced AI algorithms that detect subtle patterns in market data; it anticipates future trends that point to superior stock price results.

Industry: Biotech

Industry Rating
F
ASMB
Ranked
#80 of 460

Top Ranked Stocks in Industry

Name / TickerPriceZen Rating
$9.39A
$113.98A
$6.87A
View Top Biotech Stocks

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ASMB News

Overview

Due Diligence Score

Industry Average (24)
You've viewed Due Diligence Score for 10/10 free stocks. Upgrade to Premium to see how ASMB scored across 33 valuation, financial, forecast, performance, and dividend due diligence checks.

Due Diligence Checks

ASMB is good value based on its earnings relative to its share price (34.59x), compared to the US market average (41.18x)
P/E vs Market Valuation
ASMB is poor value based on its earnings relative to its share price (34.59x), compared to the US Biotechnology industry average (9.64x)
P/E vs Industry Valuation
ASMB is good value based... subscribe to Premium to read more.
P/B vs Industry Valuation
There are 30 more ASMB due diligence checks available for Premium users.

Valuation

ASMB price to earnings (PE)

For valuing profitable companies with steady earnings

Company
34.59x
Industry
9.64x
Market
41.18x
ASMB is poor value based... subscribe to Premium to read more.
P/E vs Industry Valuation
ASMB is good value based... subscribe to Premium to read more.
P/E vs Market Valuation

ASMB price to book (PB)

For valuing companies that are loss-making or have lots of physical asset

Company
2.35x
Industry
5.48x
ASMB is good value based... subscribe to Premium to read more.
P/B vs Industry Valuation

ASMB's financial health

Profit margin

Revenue
$0.0
Net Income
-$3.9M
Profit Margin
0%
ASMB's cash burn is expected... subscribe to Premium to read more.
Interest Coverage Financials

Assets to liabilities

Assets
$330.8M
Liabilities
$25.2M
Debt to equity
0.08
ASMB's short-term assets ($327.98M) exceed... subscribe to Premium to read more.
Short-term Liabilities Financials
ASMB's short-term assets ($327.98M) exceed... subscribe to Premium to read more.
Long-term Liabilities Financials
ASMB's debt relative to shareholder... subscribe to Premium to read more.
Shrinking Debt Financials
ASMB's debt to equity ratio... subscribe to Premium to read more.
Healthy Debt to Equity Financials

Cash flow

Operating
-$15.5M
Investing
-$92.1M
Financing
$108.7M
ASMB's cash and short-term investments... subscribe to Premium to read more.
Debt Coverage Financials

ASMB vs Biotech Stocks

TickerZen RatingMarket Cap1d %P/EP/B
ASMBC$718.32M-3.61%34.59x2.35x
BBOTD$710.34M-1.34%-0.01x2.20x
AGMBC$726.67M-5.51%N/A2.38x
VSTMC$731.75M-1.46%-3.42x14.64x
ZVRAB$752.69M+2.22%13.34x3.46x

Assembly Biosciences Stock FAQ

What is Assembly Biosciences's quote symbol?

(NASDAQ: ASMB) Assembly Biosciences trades on the NASDAQ under the ticker symbol ASMB. Assembly Biosciences stock quotes can also be displayed as NASDAQ: ASMB.

If you're new to stock investing, here's how to buy Assembly Biosciences stock.

What is the 52 week high and low for Assembly Biosciences (NASDAQ: ASMB)?

(NASDAQ: ASMB) Assembly Biosciences's 52-week high was $39.71, and its 52-week low was $20.23. It is currently -11.14% from its 52-week high and 74.39% from its 52-week low.

How much is Assembly Biosciences stock worth today?

(NASDAQ: ASMB) Assembly Biosciences currently has 20,360,596 outstanding shares. With Assembly Biosciences stock trading at $35.28 per share, the total value of Assembly Biosciences stock (market capitalization) is $718.32M.

Assembly Biosciences stock was originally listed at a price of $378.00 in Dec 17, 2010. If you had invested in Assembly Biosciences stock at $378.00, your return over the last 15 years would have been -90.67%, for an annualized return of -14.62% (not including any dividends or dividend reinvestments).

How much is Assembly Biosciences's stock price per share?

(NASDAQ: ASMB) Assembly Biosciences stock price per share is $35.28 today (as of Sep 8, 2026).

What is Assembly Biosciences's Market Cap?

(NASDAQ: ASMB) Assembly Biosciences's market cap is $718.32M, as of Sep 9, 2026.

Market cap (market capitalization) is the total market value of a publicly traded company's outstanding shares.

Assembly Biosciences's market cap is calculated by multiplying ASMB's current stock price of $35.28 by ASMB's total outstanding shares of 20,360,596.
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Information is provided 'as-is' and solely for informational purposes and is not advice. WallStreetZen does not bear any responsibility for any losses or damage that may occur as a result of reliance on this data.