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ULTRAMAR DIAMOND SHAMROCK CORP
ULTRAMAR DIAMOND SHAMROCK CORP is identified in the retained SEC EDGAR snapshot dated 2026-10-14. Its SEC Central Index Key is 0000887207, and its reported...
Overview
ULTRAMAR DIAMOND SHAMROCK CORP is identified in the retained SEC EDGAR snapshot dated 2026-10-14. Its SEC Central Index Key is 0000887207, and its reported industry is Petroleum Refining. The retained history contains 12 filings, including 10-Q filed on 2001-11-14. 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.
Company overview
- Legal name
- ULTRAMAR DIAMOND SHAMROCK CORP
- Former names in filing history
- ULTRAMAR CORP /DE (1994-03-28 to 1996-10-29)
- Classification
- Company
- Industry (SIC)
- 2911 — Petroleum Refining
- Headquarters
- San Antonio, TX, United States
- Incorporated in
- DE
- Fiscal year end
- December 31
- SEC CIK
- 0000887207
Recent SEC filings
| Form | Filed | Period | Filing |
|---|---|---|---|
| 10-Q | Form 10-Q | ||
| 10-Q | SECOND QUARTER 10Q | ||
| 8-K | JOINT PRESS RELEASE | ||
| 10-Q | 1ST QTR | ||
| 8-K | 8-K | ||
| SC 13D | — | ULTRAMAR DIAMOND SHAMROCK CORP F/SHAMROCK LOGISTIC | |
| DEF 14A | DEFINITIVE PROXY | ||
| 10-K | ANNUAL REPORT | ||
| SC 13G | — | Form SC 13G | |
| SC 13G | — | Form SC 13G | |
| 10-Q | 3RD QUARTER 10Q | ||
| 8-K | 8-K |
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