# DEVON OEI OPERATING INC

DEVON OEI OPERATING INC is a company headquartered in Houston, TX, United States.

## Company overview

- **Legal name:** DEVON OEI OPERATING INC
- **Former names in filing history:** OCEAN ENERGY INC /TX/ (1999-09-21 to 2003-05-01); SEAGULL ENERGY CORP (1994-08-12 to 1999-03-12)
- **Classification:** Company
- **Industry (SIC):** 1311 — Crude Petroleum & Natural Gas
- **Headquarters:** Houston, TX, United States
- **Incorporated in:** DE
- **Fiscal year end:** December 31
- **SEC CIK:** 0000320321

## About

DEVON OEI OPERATING INC is identified in the retained SEC EDGAR snapshot dated 2026-10-14. Its SEC Central Index Key is 0000320321, and its reported industry is Crude Petroleum & Natural Gas. The retained history contains 12 filings, including 10-Q filed on 2003-05-13. 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 10-Q — filed 2003-05-13 — period 2003-03-31 — FORM 10-Q 3/31/03
- Form 10-K/A — filed 2003-04-24 — period 2002-12-31 — OCEAN ENERGY, INC. FORM 10-K/A 2002
- Form 8-K — filed 2003-04-14 — period 2003-04-14 — OCEAN ENERGY, INC.
- Form 8-K — filed 2003-04-02 — period 2003-04-02 — OCEAN ENERGY, INC. - DATED 04/02/2003
- Form 10-K — filed 2003-03-07 — period 2002-12-31 — FORM 10K YEAR END 2002
- Form 8-K — filed 2003-02-25 — period 2003-02-23 — OCEAN ENERGY, INC. - DATED 2/23/03
- Form 10-Q — filed 2002-11-13 — period 2002-09-30 — FORM 10Q THIRD QUARTER 2002
- Form 8-K — filed 2002-09-20 — period 2002-09-17 — OCEAN ENERGY, INC. - DATED 9/17/2002
- Form 8-K — filed 2002-08-01 — period 2002-08-01 — OCEAN ENERGY, INC. - AUGUST 1, 2002
- Form 10-Q — filed 2002-07-30 — period 2002-06-30 — SECOND QUARTER 2002 FORM 10-Q
- Form 8-K — filed 2002-06-03 — period 2002-05-31 — OCEAN ENERGY, INC. - DATED MAY 31, 2002
- Form 10-Q — filed 2002-05-03 — period 2002-03-31 — FORM 10Q FIRST QUARTER 2002

---

Updated: 2026-10-23T22:16:53Z

Canonical page: https://altss.com/profile/devon-oei-operating-inc

Maintained by Altss — https://altss.com — methodology: https://altss.com/methodology