---
schema_version: "secwatch.filing_event.v1"
accession: "0001314727-26-000084"
form_type: "8-K"
ticker: "SONO"
cik: "0001314727"
company_name: "Sonos Inc"
filed_at: "2026-07-29T21:07:26+00:00"
generated_at: "2026-07-29T21:08:07.126005+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# Sonos appoints Chris Shackelton to board; CFO Saori Casey to retire

## Summary
- Chris Shackelton, co-founder of Coliseum Capital Management, appointed to Board effective July 28, 2026.
- CFO Saori Casey informed Sonos of her intent to retire; will remain until successor appointed and through transition.
- Executive search firm engaged to identify CFO successor; Casey's retirement not due to any disagreement.
- Board size increased from 10 to 11; Shackelton is independent and eligible for standard non-employee director compensation.

## SEC filing metadata
- accession: 0001314727-26-000084
- form_type: 8-K
- ticker: SONO
- cik: 0001314727
- company_name: Sonos Inc
- filed_at: 2026-07-29T21:07:26+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 5.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1314727/000131472726000084/0001314727-26-000084-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1314727/000131472726000084/sono-20260728.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001314727-26-000084
- JSON: https://secwatch.observer/filing/0001314727-26-000084.json
- Plain text: https://secwatch.observer/filing/0001314727-26-000084.txt

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