---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-23-245816"
form_type: "8-K/A"
ticker: "BIIB"
cik: "0000875045"
company_name: "BIOGEN INC."
filed_at: "2023-09-28T23:59:59+00:00"
generated_at: "2026-06-10T07:58:09.230380+00:00"
event_type: "other"
sentiment: "neutral"
materiality_score: 0.2
calibrated_materiality_score: 0.15
confidence: "high"
source: SEC EDGAR
---

# Biogen Board adopts annual Say-on-Pay vote after stockholder advisory vote

## Summary
- Stockholders voted in favor of annual Say-on-Pay frequency at June 26, 2023 annual meeting.
- Board determined future Say-on-Pay votes will be conducted every year.
- Board will re-evaluate frequency after next Say-on-Frequency vote, no later than 2029 annual meeting.
- This amendment to the 8-K solely addresses the Say-on-Frequency determination.

## SEC filing metadata
- accession: 0001193125-23-245816
- form_type: 8-K/A
- ticker: BIIB
- cik: 0000875045
- company_name: BIOGEN INC.
- filed_at: 2023-09-28T23:59:59+00:00
- event_type: other
- sentiment: neutral
- materiality_score: 0.2
- calibrated_materiality_score: 0.15
- confidence: high
- sec_items: 5.07
- EDGAR index: https://www.sec.gov/Archives/edgar/data/875045/000119312523245816/0001193125-23-245816-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/875045/000119312523245816/d534386d8ka.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-23-245816
- JSON: https://secwatch.observer/filing/0001193125-23-245816.json
- Plain text: https://secwatch.observer/filing/0001193125-23-245816.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.