Biogen Inc. (BIIB)

Last Closing Price: 183.94 (2026-03-24)

Expense Ratio (Annual)

Expense Ratio: A measure of profitability used by an insurance company to indicate how well it is performing in its daily operations. The expense ratio is calculated by taking the operating expenses and then dividing them by earned premium. Calculated as: (Total Operating Expenses - Underwriting Losses Total) / Net Premiums Earned

Biogen Inc. (BIIB) Expense Ratio data is not available.

Figures for fiscal year ending 2025-12-31
Income Statement Financials
$9.89B
$1.29B
$2.40B
$7.49B
$8.03B
$1.86B
$-305.60M
$1.56B
$1.56B
$1.29B
$1.29B
$1.29B
$1.29B
$1.86B
$2.94B
146.50M
147.10M
$8.83
$8.79
Balance Sheet Financials
$8.97B
$3.06B
$20.47B
$29.44B
$3.35B
$6.29B
$7.83B
$11.18B
$18.26B
$2.59B
$18.26B
146.70M
Cash Flow Statement Financials
$2.20B
$-1.37B
$-301.90M
$2.38B
$3.01B
$633.50M
$290.80M
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Fundamental Metrics & Ratios
2.68
--
--
0.26
0.34
75.69%
18.83%
18.83%
29.68%
15.74%
13.07%
$2.05B
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Expense Ratio
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--
0.34
1.11
7.37
49.54
7.08%
49.97%
4.39%
5.27%
$124.45
$13.94
$14.99