---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-23-088320"
form_type: "8-K"
ticker: "TPST"
cik: "0001544227"
company_name: "Tempest Therapeutics, Inc."
filed_at: "2023-03-31T23:59:59+00:00"
generated_at: "2026-06-17T07:51:17.975611+00:00"
event_type: "litigation"
sentiment: "neutral"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "medium"
source: SEC EDGAR
---

# Tempest Therapeutics reports preliminary approval of OvaScience derivative settlement

## Summary
- Cima v. Dipp derivative lawsuit settlement received preliminary court approval on March 23, 2023.
- Upon final approval of the Cima settlement, a motion to dismiss the related Chiu v. Dipp action will be filed.
- Settlement involves claims against OvaScience (predecessor) and former officers for alleged breach of fiduciary duties.
- Settlement terms are described in a notice available on Tempest's investor website.
- Litigation stems from OvaScience's January 2015 follow-on public offering.

## SEC filing metadata
- accession: 0001193125-23-088320
- form_type: 8-K
- ticker: TPST
- cik: 0001544227
- company_name: Tempest Therapeutics, Inc.
- filed_at: 2023-03-31T23:59:59+00:00
- event_type: litigation
- sentiment: neutral
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: medium
- sec_items: 8.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1544227/000119312523088320/0001193125-23-088320-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1544227/000119312523088320/d495297d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-23-088320
- JSON: https://secwatch.observer/filing/0001193125-23-088320.json
- Plain text: https://secwatch.observer/filing/0001193125-23-088320.txt

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