X0202 4 2004-05-06 0001058444 SAVVIS COMMUNICATIONS CORP SVVS 0001212992 DENICOLA ANTHONY J C/O WELSH, CARSON, ANDERSON & STOWE 320 PARK AVENUE, SUITE 2500 NEW YORK NY 10022 0 0 1 0 Series B Convertible Preferred Stock 2004-05-06 4 S 0 209752 D 3190648 I By Welsh, Carson, Anderson & Stowe VIII, L.P. Series B Convertible Preferred Stock 2004-05-06 4 S 0 15417 D 234514 I By Welsh, Carson, Anderson & Stowe VII, L.P. Series B Convertible Preferred Stock 2004-05-06 4 S 0 20564 D 312813 I By Welsh, Carson, Anderson & Stowe VI, L.P. The Series B Convertible Preferred Stock was transferred together as units with certain Notes in the principal amount of $6,401,826. No seperate consideration was assigned to the Series B Preferred Stock in the transaction. Each share of Series B Convertible Preferred Stock will automatically convert into 10 shares of Common Stock only upon the later to occur of the following contingencies: (i) shareholder approval or (ii) approval under the Hart-Scott-Rodino Antitrust Improvements Act of 1976, as amended, for no additional consideration. The Reporting Person is a managing member of the sole general partner of Welsh, Carson, Anderson & Stowe VIII, L.P., and a general partner of the respective sole general partners of Welsh, Carson, Anderson & Stowe VII, L.P. and Welsh, Carson, Anderson & Stowe VI, L.P. Pursuant to Instruction (4)(b)(iv) of Form 4, the Reporting Person has elected to report as indirectly beneficially owned the entire number of securities beneficially owned by each such entity. The Reporting Person disclaims beneficial ownership of any securities, and any proceeds thereof, that exceed his pecuniary interest therein and/or that are not actually distributed to him. The Reporting Person also directly beneficially owns 4,654 shares of Series B Convertible Preferred Stock. The Series B Convertible Preferred Stock was transferred together as units with certain Notes in the principal amount of $470,537. No seperate consideration was assigned to the Series B Preferred Stock in the transaction. The Series B Convertible Preferred Stock was transferred together as units with certain Notes in the principal amount of $627,637. No seperate consideration was assigned to the Series B Preferred Stock in the transaction. Jonathan M. Rather, Attorney-in-Fact 2004-05-06