---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-23-052227"
form_type: "8-K"
ticker: "USO"
cik: "0001327068"
company_name: "United States Oil Fund, LP"
filed_at: "2023-04-28T23:59:59+00:00"
generated_at: "2026-06-16T06:18:55.732469+00:00"
event_type: "other_material"
sentiment: "negative"
materiality_score: 0.3
calibrated_materiality_score: 0.3
confidence: "high"
source: SEC EDGAR
---

# USO reports net loss of $9.4M for March 2023; NAV per share $66.47

## Summary
- Net loss of $9.4M on total loss of $8.5M; realized trading loss on commodity futures of $13.8M.
- NAV per share $66.47 (24.5M shares); month-end NAV $1.63B, up from $1.54B due to net creations.
- Unrealized gain on commodity futures of $4.5M partially offset realized losses; interest income $4.7M.
- Total expenses $921K, including $595K management fees and $178K professional fees.
- Net share increase of 1.6M (7.3M created, 5.7M redeemed) during the month.

## SEC filing metadata
- accession: 0001104659-23-052227
- form_type: 8-K
- ticker: USO
- cik: 0001327068
- company_name: United States Oil Fund, LP
- filed_at: 2023-04-28T23:59:59+00:00
- event_type: other_material
- sentiment: negative
- materiality_score: 0.3
- calibrated_materiality_score: 0.3
- confidence: high
- sec_items: 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1327068/000110465923052227/0001104659-23-052227-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1327068/000110465923052227/tm2312904d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-23-052227
- JSON: https://secwatch.observer/filing/0001104659-23-052227.json
- Plain text: https://secwatch.observer/filing/0001104659-23-052227.txt

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