BIOGEN INC. 8-K

What Happened
Biogen Inc. announced its results of operations and financial condition for the fourth quarter and year ended December 31, 2025. The company issued a press release on February 6, 2026 reporting those results; the release is furnished as Exhibit 99.1 to the Form 8‑K and is incorporated by reference.

Key Details

• Filing item: Item 2.02 — Results of Operations and Financial Condition.
• Period covered: Fourth quarter and full year ended December 31, 2025.
• Press release: Dated February 6, 2026, furnished as Exhibit 99.1.
• Technical filing: Interactive XBRL cover page included as Exhibit 104; Form 8‑K signed by Wendell Taylor, Secretary, on February 6, 2026.

Why It Matters
This 8‑K signals that Biogen has publicly released its quarterly and annual earnings information. Retail investors should review the Feb. 6 press release and accompanying XBRL data to see reported revenue, earnings, cash flow, and any commentary on guidance or business trends, since those results can materially affect the stock and near‑term investor expectations.