ANSOFT CORP

Annual Report for period ending 2008-04-30

Quarterly Report for period ending 2008-01-31

Quarterly Report for period ending 2007-10-31

Quarterly Report for period ending 2007-07-31

Annual Report for period ending 2007-04-30

Quarterly Report for period ending 2007-01-31

Quarterly Report for period ending 2006-10-31

Quarterly Report for period ending 2006-07-31

Annual Report for period ending 2006-04-30

Quarterly Report for period ending 2006-01-31

Current report filing

Current report filing

Current report filing

Current report filing

Current report filing

Current report filing

Current report filing

Current report filing

Current report filing

Current report filing

Notice of Effectiveness

Notice of Effectiveness

Post-effective amendment to a registration statement that is not immediately effective upon filing

Post-effective amendment to a registration statement that is not immediately effective upon filing

Notice of termination of registration of a class of securities under Section 12(g)

Notification filed by national security exchange to report the removal from listing and registration of matured, redeemed or retired securities

A correspondence can be sent as a document with another submission type or can be sent as a separate submission.

Annual report to security holders

A correspondence can be sent as a document with another submission type or can be sent as a separate submission.

A correspondence can be sent as a document with another submission type or can be sent as a separate submission.

BARCLAYS GLOBAL INVESTORS NA /CA/: Major Shareholders

CSENDES NICHOLAS: Statement of changes in beneficial ownership of securities

CENDES ZOLTAN: Statement of changes in beneficial ownership of securities

Quast Paul J: Statement of changes in beneficial ownership of securities

Robbins Peter: Statement of changes in beneficial ownership of securities

Whelihan John Naylor: Statement of changes in beneficial ownership of securities

Emswiler Shane: Statement of changes in beneficial ownership of securities

Flynn Thomas: Statement of changes in beneficial ownership of securities

Flynn Thomas: Statement of changes in beneficial ownership of securities

Premkumar Padmanabhan: Statement of changes in beneficial ownership of securities

Post-effective amendment to a S-8 registration statement

Post-effective amendment to a S-8 registration statement

Post-effective amendment to a S-8 registration statement

Post-effective amendment to a S-8 registration statement

Filing under Securities Act Rule 425 of certain prospectuses and communications in connection with business combination transactions

Filing under Securities Act Rule 425 of certain prospectuses and communications in connection with business combination transactions

Filing under Securities Act Rule 425 of certain prospectuses and communications in connection with business combination transactions

Filing under Securities Act Rule 425 of certain prospectuses and communications in connection with business combination transactions

Filing under Securities Act Rule 425 of certain prospectuses and communications in connection with business combination transactions

Initial registration statement for securities to be offered to employees pursuant to employee benefit plans

Definitive additional proxy soliciting materials including Rule 14(a)(12) material. Note: Submission type DEFA14A can be filed as part of Form 8-K. For filers subject to 8-K filing requirements, we recommend the use of the 8-K combined form type as the easiest method for fulfilling your filing requirement for both forms.

Definitive additional proxy soliciting materials including Rule 14(a)(12) material. Note: Submission type DEFA14A can be filed as part of Form 8-K. For filers subject to 8-K filing requirements, we recommend the use of the 8-K combined form type as the easiest method for fulfilling your filing requirement for both forms.

Definitive additional proxy soliciting materials including Rule 14(a)(12) material. Note: Submission type DEFA14A can be filed as part of Form 8-K. For filers subject to 8-K filing requirements, we recommend the use of the 8-K combined form type as the easiest method for fulfilling your filing requirement for both forms.

Definitive additional proxy soliciting materials including Rule 14(a)(12) material. Note: Submission type DEFA14A can be filed as part of Form 8-K. For filers subject to 8-K filing requirements, we recommend the use of the 8-K combined form type as the easiest method for fulfilling your filing requirement for both forms.

Definitive additional proxy soliciting materials including Rule 14(a)(12) material. Note: Submission type DEFA14A can be filed as part of Form 8-K. For filers subject to 8-K filing requirements, we recommend the use of the 8-K combined form type as the easiest method for fulfilling your filing requirement for both forms.

Definitive additional proxy soliciting materials including Rule 14(a)(12) material. Note: Submission type DEFA14A can be filed as part of Form 8-K. For filers subject to 8-K filing requirements, we recommend the use of the 8-K combined form type as the easiest method for fulfilling your filing requirement for both forms.

Definitive additional proxy soliciting materials including Rule 14(a)(12) material. Note: Submission type DEFA14A can be filed as part of Form 8-K. For filers subject to 8-K filing requirements, we recommend the use of the 8-K combined form type as the easiest method for fulfilling your filing requirement for both forms.

Definitive additional proxy soliciting materials including Rule 14(a)(12) material. Note: Submission type DEFA14A can be filed as part of Form 8-K. For filers subject to 8-K filing requirements, we recommend the use of the 8-K combined form type as the easiest method for fulfilling your filing requirement for both forms.

Definitive proxy statements

Definitive proxy statements