NMS · Biotechnology

Assembly Biosciences, Inc. (ASMB) Stock

$19.84 -2.17% NMS: ASMB Healthcare

Valuation

MetricValue
Price$19.84
Market Cap$403.95M
P/E Ratio40.98
P/B Ratio1.39
P/S Ratio5.97
EPS (TTM)$0.00
52-Week High$39.71
52-Week Low$19.72
Dividend Yield0.00%

Financials & Margins

MetricValue
ROE-0.02%
ROA-0.01%
ROCE-2.86%
Gross Margin-16.67%
Operating Margin-16.67%
Net Margin-0.06%
Debt/Equity0.01
Current Ratio5.20

Annual Financials (USD)

Metric20212022202320242025
Revenue$6.0M$0$7.0M$29.0M$72.0M
Operating Profit$-133.0M$-94.0M$-65.0M$-45.0M$-12.0M
Net Profit$-130.0M$-93.0M$-61.0M$-40.0M$-6.0M
EPS$-36.00$-22.82$-13.38$-6.69$-0.55
Op Margin-2121.7%—-902.5%-159.3%-16.8%

Balance Sheet (USD)

Metric20212022202320242025
Total Assets$191.0M$102.0M$137.0M$119.0M$258.0M
Total Liabilities$22.0M$19.0M$96.0M$86.0M$51.0M
Cash$46.0M$52.0M$20.0M$38.0M$58.0M
Borrowings$6.0M$3.0M$2.0M$3.0M$3.0M

Latest News

Assembly Biosciences Teases Gilead HSV-2 Decision, Liver Disease Data Ahead MarketBeat · Jun 8, 2026 Assembly Biosciences Eyes Gilead HSV Plan as ABI-6250 Liver Pipeline Expands MarketBeat · Jun 5, 2026 Assembly Biosciences Announces Upcoming Investor Conference Presentations GlobeNewswire · May 28, 2026 Assembly Biosciences Closes Securities Offering MT Newswires · May 26, 2026 Assembly Biosciences Announces the Closing of its Offering of Common Stock and Pre-Funded Warrants and Full Exercise of the Underwriters’ Option to Purchase Additional Shares GlobeNewswire · May 26, 2026

Cash Flow (USD)

Metric20212022202320242025
Operating Cash Flow$-93.0M$-84.0M$23.0M$-51.0M$-41.0M
Investing Cash Flow$23.0M$91.0M$-69.0M$40.0M$-114.0M
Financing Cash Flow$0$0$0$0$0
Net Cash Flow$-14.0M$7.0M$-33.0M$19.0M$20.0M
Free Cash Flow$-96.0M$-85.0M$22.0M$-51.0M$-41.0M

Valuation & Return Ratios

MetricValue
PEG Ratio0.06
EV / EBITDA6128.60
FCF Yield-8.63%
Quick Ratio13.99
Interest Coverage—
Return 1Y37.59%
Return 3Y91.06%
Return 5Y-34.29%

Ownership

Insiders Held28.42%
Institutions Held48.46%
Institutions Float Held67.70%
Institutional HolderSharesReport Date
Gilead Sciences Inc4,505,3912026-03-31
Farallon Capital Management LLC1,227,5902026-03-31
RA Capital Management, L.P.1,020,4102026-03-31
Commodore Capital Lp1,000,0002026-03-31
Janus Henderson Group PLC849,3092026-03-31

About Assembly Biosciences, Inc.

Assembly Biosciences, Inc. is led by CEO Jason A. Okazaki, employs 73 people, headquartered in US, publicly traded since 2010.

Assembly Biosciences, Inc. (ASMB) stock trades at $19.84 with a market capitalization of $403.95M. The stock is valued at a price-to-earnings (P/E) ratio of 40.98, price-to-book of 1.39, price-to-sales of 5.97. Over the past 52 weeks the stock has ranged between $19.72 and $39.71, and currently trades 50.0% below its 52-week high.

On profitability, Assembly Biosciences, Inc. generates a return on equity (ROE) of -0.02% (negative, reflecting a net loss), return on capital employed of -2.86%, an operating margin of -16.67%, a net profit margin of -0.06%.

Assembly Biosciences, Inc. by the numbers, 2016–2025

Between 2016 and 2025 Assembly Biosciences, Inc. reported revenue of $0 rising to $72.0M. Compounded, revenue has grown -1.8% a year over five years, —% over three, 148.3% over the last twelve months. Net profit rose to $-6.0M.

The most recent net margin is -0.06%. On a trailing twelve-month basis to Jun '26, revenue is $74.0M and net profit $0.

Borrowings stand at $3.0M, cash from operations was $-41.0M in the latest year, positive in 2 of the last 10.

Return on equity has averaged -92.4% over five years, and was -2.9% in the most recent year.

The share price itself has compounded at —% a year over five years, —% over three, —% over the last year. Past price movement is history, not a forecast.

Figures are as reported and in the company's own reporting currency. They describe what has already happened and carry no implication about what follows.

Assembly Biosciences, Inc. (ASMB) — frequently asked questions

What is Assembly Biosciences, Inc. (ASMB) stock price today?

Assembly Biosciences, Inc. (ASMB) is currently trading at $19.84, down 2.17% today.

What is ASMB P/E ratio?

Assembly Biosciences, Inc.'s P/E ratio is 40.98. This is above the typical market average of roughly 18-22x. A high P/E often reflects higher expected earnings growth, a temporary dip in earnings, or both.

What is ASMB return on equity (ROE)?

Assembly Biosciences, Inc.'s return on equity (ROE) is -0.02%. ROE measures net income relative to shareholders' equity. A negative ROE means the company reported a net loss over the period.

What is Assembly Biosciences, Inc.'s market cap?

Assembly Biosciences, Inc. has a market capitalization of $403.95M.

Does ASMB pay a dividend?

Assembly Biosciences, Inc. is not currently showing a dividend yield in our data, which means no recent cash dividend was recorded for it.

How much debt does ASMB carry?

Assembly Biosciences, Inc. has a debt-to-equity ratio of 0.01. That compares total borrowings with shareholders' equity: a figure under 1 means equity exceeds debt.

What is ASMB's profit margin?

Assembly Biosciences, Inc. reports a net profit margin of -0.06% — the share of revenue left after every cost, including tax and interest.

What sector is ASMB in?

Assembly Biosciences, Inc. is classified under Healthcare, in the Biotechnology industry. Ratios are most informative compared with other companies in the same industry rather than across the whole market.

Which exchange is ASMB listed on?

Assembly Biosciences, Inc. trades on NMS under the ticker ASMB.

What is ASMB's 52-week range?

Over the last year Assembly Biosciences, Inc. has traded between $19.72 and $39.71.

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Screens ASMB currently matches

On the figures above, Assembly Biosciences, Inc. passes the filters for 7 of our ready-made screens, among them Small Cap Stocks, Debt Free Stocks Under $100, Debt Free Stocks. Appearing on a screen means the numbers meet its filters today and nothing more; the list is rebuilt whenever the data changes.

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