---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-23-222231"
form_type: "8-K"
ticker: "OUST"
cik: "0001816581"
company_name: "Ouster, Inc."
filed_at: "2023-08-28T23:59:59+00:00"
generated_at: "2026-06-11T02:58:29.974685+00:00"
event_type: "litigation"
sentiment: "negative"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Ouster ITC patent case against Hesai recommended for termination; shareholder suit filed

## Summary
- ITC ALJ recommends terminating investigation to allow arbitration on whether Ouster must arbitrate based on 2020 Velodyne-Hesai settlement.
- Ouster will seek review by ITC Commissioners; recommendation not a decision on merits of patent infringement claims.
- Delaware federal patent case currently stayed pending ITC; stay would lift if ITC terminates.
- Putative shareholder class action filed in Delaware Chancery against six former Graf/Velodyne officers/directors; Ouster not named.
- Suit alleges breach of fiduciary duty and unjust enrichment related to 2020 merger; damages unspecified.

## SEC filing metadata
- accession: 0001193125-23-222231
- form_type: 8-K
- ticker: OUST
- cik: 0001816581
- company_name: Ouster, Inc.
- filed_at: 2023-08-28T23:59:59+00:00
- event_type: litigation
- sentiment: negative
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 8.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1816581/000119312523222231/0001193125-23-222231-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1816581/000119312523222231/d539212d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-23-222231
- JSON: https://secwatch.observer/filing/0001193125-23-222231.json
- Plain text: https://secwatch.observer/filing/0001193125-23-222231.txt

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