What is Mirum Pharmaceuticals, Inc.'s free cash flow margin?

Mirum Pharmaceuticals, Inc. (MIRM) reported free cash flow margin of -30.3% in Q1 2026.

What is the long-term trend for Mirum Pharmaceuticals, Inc.'s free cash flow margin?

Over 3 years (2021 to 2025), Mirum Pharmaceuticals, Inc.'s free cash flow margin has grown at a -75.2% compound annual growth rate (CAGR), from -693.8% to 10.5%.

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.

Mirum Pharmaceuticals, Inc. MIRM Free cash flow margin

Free cash flow margin at other companies

Gilead SciencesGILD

34.4%+0.1pp

Rhythm Pharmaceuticals, Inc.RYTM

-61.5%-14.1pp

Arrowhead ResearchARWR

1.8%+0.9pp

LQD

Liquidia CorporationLQDA

-150.7%-64.4pp

AlkermesALKS

14.2%-17.6pp

Ionis PharmaceuticalsIONS

-77.4%+35.3pp

Other financials

Income statement

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Revenue$159.9M+43.3%

Operating income-$789.5M-5,100%

Net income-$790.2M-5,284%

EPS (diluted)-$13.43-4,377%

Balance sheet

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Cash & equivalents$261.5M+43.5%

Total debt$13.5M+56.4%

Total equity$242.5M+4.0%

Total assets$890.9M+29.1%

Cash flow

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Operating cash flow-$228.8M-11,566%

CapEx$664.0K+1,520%

Free cash flow-$229.4M-11,360%

Valuation

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Market cap$6.53B+152%

Enterprise value$6.28B+162%

P/S11.5×+4.6×

Profitability

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Operating margin-139.8%-168pp

Net margin-140.2%-169pp

Returns & leverage

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Return on equity-335.8%-377pp

Debt / equity0.1×0.0×

Current ratio2.1×-1.1×

Where this comes from

Calculated from Mirum Pharmaceuticals, Inc.’s reported figures.

free cash flow/total revenue=-30.3%

Based on trailing twelve months.

The official record: Mirum Pharmaceuticals, Inc.’s 10-Q, filed May 6, 2026, on SEC EDGAR. View the filing →

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Questions, answered.

What is Mirum Pharmaceuticals, Inc.'s free cash flow margin?: Mirum Pharmaceuticals, Inc. (MIRM) reported free cash flow margin of -30.3% in Q1 2026.
What is the long-term trend for Mirum Pharmaceuticals, Inc.'s free cash flow margin?: Over 3 years (2021 to 2025), Mirum Pharmaceuticals, Inc.'s free cash flow margin has grown at a -75.2% compound annual growth rate (CAGR), from -693.8% to 10.5%.
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.