What are Biogen's profit margins?

Biogen (BIIB) runs a 75.5% gross margin and a 22.9% operating margin, with a 14.3% net margin.

Where do Biogen's ratios come from?

Every ratio is computed from Biogen's SEC filings — trailing-twelve-month flows over period-end balances. Valuation multiples combine those fundamentals with market data, recomputed each period. Switch between quarterly, annual, and TTM, or open any ratio for its full history and peer comparisons.

Biogen BIIB Ratios & Valuation

Income Statement Balance Sheet Cash Flow Ratios Segments

Quarterly Annual TTM

YoY QoQ

Simplified Detailed

	TTM Q1 '26	TTM Q4 '25	TTM Q3 '25	TTM Q2 '25	TTM Q1 '25
Profitability
Gross margin	301.8%-1.0pp	301.9%-0.3pp	302.4%+2.0pp	302.7%+2.8pp	302.8%+1.5pp
Net margin	59.2%-1.6pp	59.9%+2.2pp	63.2%+10.6pp	64.1%+13.6pp	60.7%-4.5pp
EBITDA margin	109.1%+3.7pp	109%+9.4pp	111.4%+20.4pp	111.3%+26.1pp	105.4%+4.0pp
Free cash flow margin	87.8%-2.7pp	88.2%+7.7pp	95.6%+29.7pp	93.6%—	90.5%—
Returns
Return on equity	34.1%-3.6pp	35.3%-1.2pp	38%+3.6pp	39.2%+4.5pp	37.7%-9.6pp
Return on assets	20.8%-0.8pp	21.2%+0.5pp	22.5%+3.3pp	22.6%+3.6pp	21.5%-3.7pp
Return on invested capital	31.6%-0.9pp	32%+0.6pp	33.5%+3.7pp	33.8%+3.9pp	32.6%-7.0pp
Efficiency
Asset turnover	1.4×0.0×	1.4×0.0×	1.4×0.0×	1.4×-0.1×	1.4×-0.1×
Inventory turnover	77.2×-29.6×	80.8×-38.6×	87.1×-55.3×	98.8×-15.8×	106.8×+15.5×
Liquidity
Current ratio	11×+4.6×	9.3×+2.3×	8×+0.4×	6.6×-1.5×	6.3×-2.7×
Quick ratio	10.8×+4.5×	9.2×+2.3×	7.9×+0.3×	6.4×-1.5×	6.2×-2.7×
Cash ratio	4.1×+2.2×	3.4×+1.7×	3×+1.4×	2.1×+0.4×	1.8×-0.1×
Leverage
Debt-to-equity	1.5×0.0×	1.4×-0.2×	1.4×-0.2×	1.4×-0.5×	1.4×-0.5×
Debt-to-assets	0.9×+0.1×	0.9×-0.1×	0.9×-0.1×	0.8×-0.2×	0.8×-0.2×
Net debt / EBITDA	4.9×-0.9×	4.6×-3.2×	4.8×-4.7×	5×-5.5×	5.9×-3.4×
Per Share
Book value per share	$493.78+9.4%	$483.91+10.1%	$474.37+11.1%	$462.56+11.5%	$451.26+11.3%
Valuation
Market capitalization	$91.77B-12.0%	$84.89B-26.6%	$81.36B-37.8%	$89.06B-36.3%	$104.3B-29.2%
Enterprise value	$105.16B-11.5%	$97.38B-27.1%	$94.54B-37.3%	$102.71B-36.4%	$118.87B-29.3%
Price / earnings	63×-10.8×	57.6×-29.5×	52.1×-53.7×	56.8×-57.0×	73.8×-26.3×
Price / sales	9.2×-1.6×	8.5×-3.4×	8.2×-5.2×	9.1×-5.1×	10.8×-4.1×
Price / book	5×-1.3×	4.8×-2.5×	4.7×-3.8×	5.3×-4.0×	6.4×-3.7×
EV / EBITDA	38.8×-9.3×	36.1×-21.7×	34.3×-36.2×	37.8×-39.9×	48.1×-23.0×
EV / sales	10.6×-1.7×	9.8×-4.0×	9.6×-6.0×	10.5×-6.0×	12.3×-4.8×
Free cash flow yield	38.9%+2.6pp	42%+13.3pp	46.3%+26.3pp	42.2%—	36.3%—
Earnings yield	26.6%+2.7pp	28.7%+8.5pp	30.8%+14.8pp	28.7%+14.5pp	23.9%+6.7pp

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Questions, answered.

What are Biogen's profit margins?: Biogen (BIIB) runs a 75.5% gross margin and a 22.9% operating margin, with a 14.3% net margin.
Where do Biogen's ratios come from?: Every ratio is computed from Biogen's SEC filings — trailing-twelve-month flows over period-end balances. Valuation multiples combine those fundamentals with market data, recomputed each period. Switch between quarterly, annual, and TTM, or open any ratio for its full history and peer comparisons.