PortalPlayer, Inc.

Quarterly Report for period ending 2006-09-30

Quarterly Report for period ending 2006-06-30

Quarterly Report for period ending 2006-03-31

Annual Report for period ending 2005-12-31

Quarterly Report for period ending 2005-09-30

Quarterly Report for period ending 2005-06-30

Quarterly Report for period ending 2005-03-31

Annual Report for period ending 2004-12-31

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 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.

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.

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.

Form for registration of a class of securities pursuant to Section 12(g)

RENAISSANCE TECHNOLOGIES CORP: Major Shareholders

WELLINGTON MANAGEMENT CO LLP: Major Shareholders

GALLEON MANAGEMENT L P: Major Shareholders

RENAISSANCE TECHNOLOGIES CORP: Major Shareholders

WADDELL & REED FINANCIAL INC: Major Shareholders

Kumar Sanjeev: Statement of changes in beneficial ownership of securities

Maia Michael: Statement of changes in beneficial ownership of securities

Tandy Scott: Statement of changes in beneficial ownership of securities

Miller Richard: Statement of changes in beneficial ownership of securities

GALLEON MANAGEMENT L P: Major Shareholders

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

Registration Withdrawal Request

General form of registration statement for all companies including face-amount certificate companies

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

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

Prospectus filed pursuant to Rule 424(b)(1)

General form of registration statement for all companies including face-amount certificate companies

General form of registration statement for all companies including face-amount certificate companies

General form of registration statement for all companies including face-amount certificate companies

General form of registration statement for all companies including face-amount certificate companies

Definitive proxy statements

Preliminary revised proxy soliciting materials

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 statement relating to a merger, acquisition, or disposition

Preliminary proxy statement relating to a merger, acquisition, or disposition

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