# SOUTHDOWN INC

SOUTHDOWN INC is a company headquartered in Houston, TX, United States.

## Company overview

- **Legal name:** SOUTHDOWN INC
- **Classification:** Company
- **Industry (SIC):** 3241 — Cement, Hydraulic
- **Headquarters:** Houston, TX, United States
- **Incorporated in:** LA
- **Fiscal year end:** December 31
- **SEC CIK:** 0000313058

## About

SOUTHDOWN INC is identified in the retained SEC EDGAR snapshot dated 2026-10-14. Its SEC Central Index Key is 0000313058, and its reported industry is Cement, Hydraulic. The retained history contains 12 filings, including 10-Q filed on 2000-11-03. 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 2000-11-03 — period 2000-09-30 — SOUTHDOWN, INC. - DATED SEPTEMBER 30, 2000
- Form 8-K — filed 2000-10-20 — period 2000-09-28 — SOUTHDOWN, INC. - DATED SEPTEMBER 28, 2000
- Form 8-K — filed 2000-09-29 — period 2000-09-28 — FORM 8-K DATED 9-28-2000
- Form 10-Q — filed 2000-08-09 — period 2000-06-30 — SOUTHDOWN, INC. - DATED JUNE 30, 2000
- Form 10-Q — filed 2000-05-11 — period 2000-03-31 — SOUTHDOWNE, INC. - DATED MARCH 31, 2000
- Form DEF 14A — filed 2000-04-14 — period 2000-05-18
- Form SC 13G — filed 2000-02-11
- Form SC 13G — filed 2000-01-31 — SOUTHDOWN INC.
- Form 10-Q — filed 1999-11-08 — period 1999-09-30 — SOUTHDOWN, INC. - DATED 09/30/99
- Form 10-Q — filed 1999-08-06 — period 1999-06-30 — SOUTHDOWN, INC. - DATED JUNE 30, 1999
- Form 8-K — filed 1999-06-03 — period 1999-05-20 — SOUTHDOWN, INC. - DATED 5/20/99
- Form 10-Q — filed 1999-05-11 — period 1999-03-31 — SOUTHDOWN, INC. - DATED 03/31/99

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

Canonical page: https://altss.com/profile/southdown-inc

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