US Oil Fund Files 424I Prospectus Update
Ticker: USO · Form: 424I · Filed: Mar 30, 2026 · CIK: 0001327068
| Field | Detail |
|---|---|
| Company | United States Oil Fund, LP (USO) |
| Form Type | 424I |
| Filed Date | Mar 30, 2026 |
| Risk Level | low |
| Pages | 1 |
| Reading Time | 1 min |
| Sentiment | neutral |
Sentiment: neutral
Topics: prospectus-supplement, oil-fund, sec-filing
TL;DR
USO filed a prospectus update 424I on 3/30/26. Check for changes.
AI Summary
United States Oil Fund, LP filed a 424I form on March 30, 2026, related to its registration statement. The filing, with accession number 0002071876-26-000090, includes exhibits such as filing fees and an extracted XBRL instance document. The company's mailing and business address is 1850 Mt. Diablo Blvd., Suite 640, Walnut Creek, CA 94596.
Why It Matters
This filing indicates an update or supplement to the fund's prospectus, which could affect how investors understand the risks and details of investing in the United States Oil Fund, LP.
Risk Assessment
Risk Level: low — A 424I filing is a routine prospectus supplement and does not inherently indicate new risks for the fund.
Key Numbers
- 2542 — 424I Document Size (Size of the primary 424I filing document in bytes.)
- 17179 — Filing Fees Document Size (Size of the EXFILINGFEES.htm document in bytes.)
- 147425 — Complete Submission Text File Size (Size of the complete submission text file in bytes.)
Key Players & Entities
- United States Oil Fund, LP (company) — Filer
- 0002071876-26-000090 (filing_id) — Accession Number
- 2026-03-30 (date) — Filing Date
- 1850 MT. DIABLO BLVD. SUITE 640 WALNUT CREEK CA 94596 (address) — Mailing and Business Address
- 0001327068 (cik) — CIK Number
FAQ
What type of filing is this?
This is a Form 424I, which is a prospectus supplement.
When was this filing submitted?
The filing date was March 30, 2026.
What is the accession number for this filing?
The accession number is 0002071876-26-000090.
What is the CIK number for United States Oil Fund, LP?
The CIK number for United States Oil Fund, LP is 0001327068.
Where is the company's business address?
The business address is 1850 MT. DIABLO BLVD. SUITE 640 WALNUT CREEK CA 94596.
Filing Stats: 85 words · 1 min read · ~1 pages · Grade level 15.3 · Accepted 2026-03-30 10:40:26
Filing Documents
- i26113_uso-424i.htm (424I) — 2KB
- EXFILINGFEES.htm (EX-FILING FEES) — 17KB
- 0002071876-26-000090.txt ( ) — 144KB
- EXFILINGFEES_htm.xml (XML) — 5KB
From the Filing
Pursuant to Rule 424(i) Registration No. 333-272617 PROSPECTUS SUPPLEMENT PURSUANT TO RULE 424(i) FOR FISCAL YEAR ENDING DECEMBER 31, 2025 (to Prospectus dated April 25, 2025) United States Oil Fund, LP (the “Fund”) This prospectus supplement filed pursuant to Rule 424(i) of the Securities Act of 1933, as amended (the “Securities Act”), sets forth the registration fee due under Rule 456(d) of the Securities Act for the fiscal year ended December 31, 2025. The calculation of the registration fee is included in an exhibit hereto.