As of Friday, companies that have filed with the Securities and Exchange Commission sworn statements from their chief executive and chief financial officers certifying the accuracy of recent financial reports, and the date they filed them. Aug. 14 is the deadline for many large corporations:

AK Steel Holding Corp. -- July 30

Amazon.com Inc. -- July 29

AMR Corp. -- July 24

BMC Software Inc. -- July 31

Corning Inc. -- July 26

Delphi Corp. -- July 18

Electronic Data Systems Corp. -- July 26

Federal Express Corp. -- July 22

Fiserv Inc. -- July 24

General Electric Co. -- July 31

Golden West Financial Corp. -- July 30

Hibernia Corp. -- July 31

Integrated Electrical Services Inc. -- July 31

Masco Corp. -- July 30

North Fork Bancorp. Inc. -- July 31

Oracle Corp. -- July 29

PepsiCo Inc. -- July 25

Public Service Enterprise Group Inc. -- July 29

Qualcomm Inc. -- July 26

Smithfield Foods Inc. -- July 30

Southwest Airlines Co. -- July 29

Texas Instruments Inc. -- July 30

Textron Inc. -- July 26

WGL Holdings Inc. -- July 31

World Fuel Services Corp. -- July 31