* |
If the form is filed by more than one reporting person, see Instruction 5(b)(v). |
** |
Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a). |
(1) |
Includes up to 16,692,250 shares of Class A common stock being sold pursuant to a prospectus contained in IHS Inc.'s registration statement on Form S-1 (Registration No. 333-122565) and 4,687,500 shares of Class A common stock being sold pursuant to an Amended and Restated Stock Purchase Agreement by and among Urpasis Investments Limited, Urvanos Investments Limited, IHS Inc., General Atlantic Partners 82, L.P., GAP Coinvestments III, LLC and GAP Coinvestments IV, LLC, dated October 6, 2005. |
(2) |
Thybo Trustees Limited is trustee of The Thyssen-Bornemisza Continuity Trust, the indirect sole owner of Urvanos Investments Limited and Urpasis Investments Limited (the direct owners of the securities). Thybo Trustees Limited disclaims beneficial ownership of the securities. |
(3) |
Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock. In addition, each share of Class B common stock shall convert automatically, without any action by the holder, into one share of Class A common stock upon the occurrence of certain events as described in IHS Inc.'s registration statement on Form S-1 (Registration No. 333-122565) in the section captioned "Description of Capital Stock--Common Stock--Conversion." |
(4) |
Each share of Class B common stock is convertible into one share of Class A common stock. |