What is Assembly Biosciences's free cash flow margin?

Assembly Biosciences (ASMB) reported free cash flow margin of -150% in Q3 2025.

How has Assembly Biosciences's free cash flow margin changed year-over-year?

Assembly Biosciences's free cash flow margin decreased by 286.0% year-over-year, from 80.6% to -150%.

What does free cash flow margin mean?

Free cash flow (operating cash flow minus capital expenditures) as a percentage of revenue, trailing twelve months. Measures how efficiently revenue converts into discretionary cash.

Assembly Biosciences ASMB Free cash flow margin

Free cash flow margin at other companies

Arrowhead ResearchARWR

1.8%+0.9pp

ALN

Alnylam PharmaceuticalsALNY

15%+12.7pp

Avalo TherapeuticsAVTX

-11,123.8%-13,374pp

Arbutus Biopharma CorporationABUS

-281.5%-119pp

Vir Biotechnology, Inc.VIR

-686.5%-273pp

Maravai LifeSciences Holdings, Inc.MRVI

-25.7%—

Other financials

Income statement

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Revenue$8.2M-12.8%

Operating income-$11.4M-14.4%

Net income-$9.1M-3.0%

EPS (diluted)-$0.54+53.8%

Balance sheet

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Cash & equivalents$31.1M+32.9%

Total debt$2.5M-17.5%

Total equity$198.6M+632%

Total assets$235.5M+138%

Cash flow

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Operating cash flow-$22.1M+5.7%

CapEx$19.0K—

Free cash flow-$22.1M+5.6%

Valuation

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Market cap$480.77M+262%

Enterprise value$452.14M+302%

P/S6.8×+2.6×

Profitability

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Operating margin-116.8%-26.1pp

Net margin-103.6%-22.7pp

Returns & leverage

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Return on equity-36.9%-15.1pp

Debt / equity0×-0.1×

Current ratio6.6×+4.6×

Where this comes from

Calculated from Assembly Biosciences’s reported figures.

free cash flow/total revenue=-150%

Based on trailing twelve months.

The official record: Assembly Biosciences’s 10-Q, filed November 10, 2025, on SEC EDGAR. View the filing →

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Questions, answered.

What is Assembly Biosciences's free cash flow margin?: Assembly Biosciences (ASMB) reported free cash flow margin of -150% in Q3 2025.
How has Assembly Biosciences's free cash flow margin changed year-over-year?: Assembly Biosciences's free cash flow margin decreased by 286.0% year-over-year, from 80.6% to -150%.
What does free cash flow margin mean?: Free cash flow (operating cash flow minus capital expenditures) as a percentage of revenue, trailing twelve months. Measures how efficiently revenue converts into discretionary cash.