MISSION WEST PROPERTIES INC

Quarterly Report for period ending 2012-09-30

Quarterly Report for period ending 2012-06-30

Quarterly Report for period ending 2012-03-31

Annual Report for period ending 2011-12-31

Annual Report for period ending 2011-12-31

Quarterly Report for period ending 2011-09-30

Quarterly Report for period ending 2011-06-30

Quarterly Report for period ending 2011-03-31

Annual Report for period ending 2010-12-31

Quarterly Report for period ending 2010-09-30

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

Notification filed by issuer to voluntarily withdraw a class of securities from listing and registration on a national securities exchange

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

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 the registration / listing of a class of securities on a national securities exchange pursuant to Section 12(b)

Notification filed by issuer to voluntarily withdraw a class of securities from listing and registration on a national securities exchange

Form for the registration / listing of a class of securities on a national securities exchange pursuant to Section 12(b)

None

Integre Advisors: Major Shareholders

INGALLS & SNYDER LLC: Major Shareholders

INGALLS & SNYDER LLC: Major Shareholders

Roher Martin S.: Statement of changes in beneficial ownership of securities

Pham Wayne N: Statement of changes in beneficial ownership of securities

Marino Raymond Victor II: Statement of changes in beneficial ownership of securities

HASLER WILLIAM: Statement of changes in beneficial ownership of securities

HELZEL LAWRENCE B: Statement of changes in beneficial ownership of securities

Roher Martin S.: Statement of changes in beneficial ownership of securities

HASLER WILLIAM: Statement of changes in beneficial ownership of securities

Prospectus filed pursuant to Rule 424(b)(3)

Registration statement for specified transactions by certain issuers

Registration statement for specified transactions by certain issuers

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

Post-effective amendment to a S-8 registration statement

Prospectus filed pursuant to Rule 424(b)(4)

Registration statement for securities to be issued by real estate companies

Registration statement for securities to be issued by real estate companies

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

Registration statement for securities to be issued by real estate companies

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 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 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 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.