Western Atlas Inc - Chronological SEC Filings

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Western Atlas Inc

Oil & Gas Field Exploration Services

10205 Westheimer Road, Houston, TX, 77042-3115

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Latest Filings – Ownership

Amended Statement Of Beneficial Ownership Of More Than 5%.

Amended Statement Of Beneficial Ownership Of More Than 5%.

Initial Statement Of Beneficial Ownership.

Acquired More Than 5% Ownership Of Any Class Of A Company's Securities.

Acquired More Than 5% Ownership Of Any Class Of A Company's Securities.

Initial Statement Of Beneficial Ownership.

Initial Statement Of Beneficial Ownership.

Initial Statement Of Beneficial Ownership.

Acquired More Than 5% Ownership Of Any Class Of A Company's Securities.

Latest Filings – Non-Ownership

Certification Of Termination Of Registration Of A Class Of Securities Under The Exchange Act.

Additional Definitive Proxy Soliciting Materials And Rule 14(a)(12) Material.

Fiscal Year 1997

Amended Short-form Registration Statement For Securities To Be Issued Against Other Than Cash.

Quarterly Filing

Additional Definitive Proxy Soliciting Materials And Rule 14(a)(12) Material.

Definitive Proxy Statement Provided In Advance Of A Shareholder Meeting.

Fiscal Year 1997

Registration Statement Under The Securities Act.

Registration Statement Under The Securities Act.

Fiscal Year 1997

Quarterly Filing

Quarterly Filing