---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-25-256604"
form_type: "8-K"
ticker: "OACC"
cik: "0002029769"
company_name: "Oaktree Acquisition Corp. III Life Sciences"
filed_at: "2025-10-29T23:59:59+00:00"
generated_at: "2026-05-17T01:45:02.676930+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# CFO Thomas Sweeney resigns; George Martinez appointed as new CFO at Oaktree Acquisition Corp. III Life Sciences

## Summary
- Thomas Sweeney resigned as CFO effective Oct 29, 2025, to pursue other opportunities; no disagreement with Board or management.
- Board appointed George A. Martinez as CFO effective immediately; Martinez is a Senior VP at Oaktree Capital Management, formerly Audit Senior Manager at EY.
- Martinez will not receive compensation from the Company and has no employment agreement; he will enter into standard indemnity and letter agreements.

## SEC filing metadata
- accession: 0001193125-25-256604
- form_type: 8-K
- ticker: OACC
- cik: 0002029769
- company_name: Oaktree Acquisition Corp. III Life Sciences
- filed_at: 2025-10-29T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 5.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/2029769/000119312525256604/0001193125-25-256604-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/2029769/000119312525256604/d84291d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-25-256604
- JSON: https://secwatch.observer/filing/0001193125-25-256604.json
- Plain text: https://secwatch.observer/filing/0001193125-25-256604.txt

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