Biogen Gross Margin Growth & History (BIIB)

Biogen's gross margin was 75.69% for fiscal 2025.

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Biogen annual gross margin history

Biogen annual gross margin

Fiscal yearPeriod endedGross marginChange (percentage points)
20252025-12-3175.69%−0.43 pp
20242024-12-3176.12%+1.88 pp
20232023-12-3174.24%−3.36 pp
20222022-12-3177.61%−3.18 pp
20212021-12-3180.79%−5.78 pp
20202020-12-3186.57%+0.17 pp
20192019-12-3186.40%−0.10 pp
20182018-12-3186.50%−0.22 pp
20172017-12-3186.72%−0.36 pp
20162016-12-3187.08%−1.39 pp
20152015-12-3188.48%+0.54 pp
20142014-12-3187.93%+0.30 pp
20132013-12-3187.63%−2.48 pp
20122012-12-3190.11%−0.64 pp
20112011-12-3190.76%−0.76 pp
20102010-12-3191.51%+0.24 pp
20092009-12-3191.27%+1.08 pp
20082008-12-3190.19%+0.76 pp
20072007-12-3189.43%—

Biogen gross margin trends

Over the last five fiscal years, Biogen's gross margin decreased from 86.57% to 75.69%, a change of −10.88 percentage points. The latest reported quarter, Q2 2026, shows 71.60%.

About the metric

What gross margin means

Gross margin measures the percentage of revenue remaining after the direct costs of producing goods or services. It helps show how efficiently a company turns sales into gross profit before operating expenses.

Calculation and source

How gross margin is calculated

TickerStat calculates gross margin as SEC-reported gross profit divided by SEC-reported revenue for the same fiscal period. Changes are shown in percentage points. Fiscal periods can differ from calendar years, so exact period-end dates are included.

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