CATALYST HEALTH SOLUTIONS, INC.

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

Quarterly Report for period ending 2010-06-30

Quarterly Report for period ending 2010-03-31

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(b)

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

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.

Annual report to security holders

Annual report to security holders

Annual report to security holders

WOLF DALE B: Statement of changes in beneficial ownership of securities

SAMET KENNETH A: Statement of changes in beneficial ownership of securities

Preston Benjamin R: Statement of changes in beneficial ownership of securities

PEARSON TIMOTHY R: Statement of changes in beneficial ownership of securities

MCDONNELL MICHAEL R: Statement of changes in beneficial ownership of securities

EPSTEIN STEVEN B: Statement of changes in beneficial ownership of securities

BROCK WILLIAM E: Statement of changes in beneficial ownership of securities

BLAIR DAVID T: Statement of changes in beneficial ownership of securities

BATES RICHARD A: Statement of changes in beneficial ownership of securities

Preston Benjamin R: 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

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

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 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.