BIIB · trading date Oct 12, 2026 · previous close $225.69 · source: Alpaca (IEX feed, not consolidated full-market data).
Key Financials
Revenue
$9.89B
Net income
$1.29B
Total assets
$29.44B
Total liabilities
$11.18B
Stockholders' equity
$18.26B
Cash & equivalents
$3.01B
Operating income
—
Operating cash flow
$2.20B
Capital expenditures
$153.80M
Fiscal year 2025, via 10-K filed 2026-02-06.
A dash means this figure wasn't reported in the source filing under a field State Ledger recognizes - not that the value is zero.
Financial Performance
Operating margin
—
Net margin
13.1%
Free cash flow
$2.05B
Free cash flow margin
20.7%
Liabilities / assets
38.0%
Equity / assets
62.0%
CapEx / revenue
1.6%
Operating cash flow / net income
1.71×
Derived from the fiscal year 2025 figures above. These metrics are mathematical calculations and do not represent a rating or assessment of the company.
"Most recent SEC filing" may differ from the filing used for the financial figures above.
Location
Cambridge, MA 02142
225 BINNEY STREET
Data & Methodology
SEC EDGAR submissions API (identity, collected Sep 19, 2026, 15:11 UTC) and SEC XBRL Company Facts API (financials, collected Sep 26, 2026, 15:33 UTC) · figures as originally filed, not restated · a dash always means a value wasn't reported, never a real zero.