---
schema_version: "secwatch.filing_event.v1"
accession: "0001171200-23-000409"
form_type: "8-K"
ticker: "USO"
cik: "0001327068"
company_name: "United States Oil Fund, LP"
filed_at: "2023-08-29T23:59:59+00:00"
generated_at: "2026-06-11T02:18:02.055624+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# USO to transition portfolio back to Benchmark Oil Futures Contracts starting Sep 2023

## Summary
- Transition begins with September 2023 monthly roll and ends with January 2024 roll.
- Primary goal is to invest in Benchmark Oil Futures Contracts, as pre-Spring 2020 strategy.
- Daily end-of-day portfolio will continue to be disclosed on www.uscfinvestments.com.
- Move reverses pandemic-era changes to permitted investments and portfolio composition.

## SEC filing metadata
- accession: 0001171200-23-000409
- form_type: 8-K
- ticker: USO
- cik: 0001327068
- company_name: United States Oil Fund, LP
- filed_at: 2023-08-29T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: high
- sec_items: 8.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1327068/000117120023000409/0001171200-23-000409-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1327068/000117120023000409/i23377_uso-8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001171200-23-000409
- JSON: https://secwatch.observer/filing/0001171200-23-000409.json
- Plain text: https://secwatch.observer/filing/0001171200-23-000409.txt

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