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Biogen Inc SEC Filings
What Biogen Inc has told the SEC happened, by the 8-K items and forms it filed under: when it reported results, who joined or left, what it bought or sold, and whether its auditor or its accounts ever changed.
BIIB overview →Filings on file
128
since Oct 26, 2016
Warning signs
0
none filed
Last results
Jul 29, 2026
8-K item 2.02
Industry
Biological Products, (No Diagnostic Substances)
SIC 2836
Newest first
Each label is a form type or an 8-K item as filed; each row links to the filing.
| Filed | What it reports | Document |
|---|---|---|
| Jul 29, 2026 | Results announced 8-K | Read ↗ |
| Jul 1, 2026 | Results announced 8-K | Read ↗ |
| Apr 29, 2026 | Results announced 8-K | Read ↗ |
| Apr 6, 2026 | Results announced 8-K | Read ↗ |
| Feb 6, 2026 | Results announced 8-K | Read ↗ |
| Jan 14, 2026 | Results announced 8-K | Read ↗ |
| Oct 30, 2025 | Results announced 8-K | Read ↗ |
| Oct 14, 2025 | Results announced 8-K | Read ↗ |
| Jul 31, 2025 | Results announced 8-K | Read ↗ |
| Jul 7, 2025 | Results announced 8-K | Read ↗ |
| May 1, 2025 | Results announced 8-K | Read ↗ |
| Feb 12, 2025 | Results announced 8-K | Read ↗ |
| Oct 30, 2024 | Results announced 8-K | Read ↗ |
| Aug 1, 2024 | Results announced 8-K | Read ↗ |
| Apr 24, 2024 | Results announced 8-K | Read ↗ |
| Feb 13, 2024 | Results announced 8-K | Read ↗ |
| Nov 8, 2023 | Results announced 8-K | Read ↗ |
| Jul 25, 2023 | Results announced 8-K | Read ↗ |
| Apr 25, 2023 | Results announced 8-K | Read ↗ |
| Feb 15, 2023 | Results announced 8-K | Read ↗ |
| Oct 25, 2022 | Results announced 8-K | Read ↗ |
| Jul 20, 2022 | Results announced 8-K/A | Read ↗ |
| Jul 20, 2022 | Results announced 8-K | Read ↗ |
| May 3, 2022 | Executive or director changeResults announced 8-K | Read ↗ |
| Feb 3, 2022 | Results announced 8-K | Read ↗ |
| Oct 20, 2021 | Results announced 8-K | Read ↗ |
| Jul 22, 2021 | Results announced 8-K | Read ↗ |
| Apr 22, 2021 | Results announced 8-K | Read ↗ |
| Feb 3, 2021 | Results announced 8-K | Read ↗ |
| Oct 21, 2020 | Results announced 8-K | Read ↗ |
| Jul 22, 2020 | Results announced 8-K | Read ↗ |
| Apr 22, 2020 | Results announced 8-K | Read ↗ |
| Jan 30, 2020 | Results announced 8-K | Read ↗ |
| Jul 23, 2019 | Results announced 8-K | Read ↗ |
| Apr 24, 2019 | Results announced 8-K | Read ↗ |
| Jan 29, 2019 | Results announced 8-K | Read ↗ |
| Oct 23, 2018 | Results announced 8-K | Read ↗ |
| Jul 24, 2018 | Results announced 8-K | Read ↗ |
| Apr 24, 2018 | Results announced 8-K | Read ↗ |
| Jan 25, 2018 | Results announced 8-K | Read ↗ |
| Oct 24, 2017 | Results announced 8-K | Read ↗ |
| Jul 25, 2017 | Results announced 8-K | Read ↗ |
| Apr 25, 2017 | Results announced 8-K | Read ↗ |
| Jan 26, 2017 | Results announced 8-K | Read ↗ |
| Oct 26, 2016 | Results announced 8-K | Read ↗ |
Source: Biogen Inc's EDGAR filing history, the last ten years. The labels are the form types and 8-K item numbers the company filed under, not a reading of what it wrote — an item 5.02 can be a chief executive fired or a director retiring on schedule — so each row links to the filing.
More on BIIB
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