# EQUITY OIL CO

EQUITY OIL CO is a company headquartered in Salt Lake City, UT, United States.

## Company overview

- **Legal name:** EQUITY OIL CO
- **Classification:** Company
- **Industry (SIC):** 1311 — Crude Petroleum & Natural Gas
- **Headquarters:** Salt Lake City, UT, United States
- **Incorporated in:** CO
- **Fiscal year end:** December 31
- **SEC CIK:** 0000033325

## About

EQUITY OIL CO is identified in the retained SEC EDGAR snapshot dated 2026-10-14. Its SEC Central Index Key is 0000033325, and its reported industry is Crude Petroleum & Natural Gas. The retained history contains 12 filings, including S-4 filed on 2005-11-23. Each filing retains its accession, filing date and original SEC document link. This historical evidence does not establish current registration, listing, ownership or financial condition.

## Recent SEC filings

- Form S-4 — filed 2005-11-23 — FORM S-4
- Form 10-Q — filed 2004-05-12 — period 2004-03-31 — FORM 10-Q, 03-31-04
- Form 8-K — filed 2004-05-07 — period 2004-05-07 — FORM 8-K, 05-07-04
- Form 10-K — filed 2004-03-15 — period 2003-12-31 — ANNUAL REPORT
- Form 8-K — filed 2004-02-25 — period 2004-02-25 — FORM 8-K, 02/25/04
- Form SC 13D — filed 2004-02-11 — SCHEDULE 13D
- Form SC 13D — filed 2004-02-09 — SCHEDULE 13D
- Form 8-K — filed 2004-02-03 — period 2004-02-02 — FORM 8-K
- Form 10-Q — filed 2003-11-07 — period 2003-09-30 — 10-Q
- Form 8-K — filed 2003-11-05 — period 2003-11-05 — 8-K
- Form 8-K — filed 2003-09-12 — period 2003-09-12 — 8-K
- Form 10-Q — filed 2003-08-13 — period 2003-06-30 — 10-Q

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Updated: 2026-10-23T22:19:15Z

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