Durban Egon bought MSI

Footnotes

Deferred Stock Unit award subject to deferred distribution after termination of service as a director of the Issuer, an exempt transaction pursuant to Rule 16b-3(d) under the Securities Exchange Act of 1934, as amended (the "Exchange Act").; Includes Deferred Stock Units received pursuant to dividend equivalent rights, which were credited to the reporting person when and as dividends were paid on the Issuer's common stock.; These securities are held by Mr. Durban for the benefit of Silver Lake Technology Management, L.L.C., certain of its affiliates, and certain of the funds they manage ("Silver Lake"). Mr. Durban serves as a director of the Issuer. Pursuant to Mr. Durban's arrangement with Silver Lake with respect to director compensation, upon the sale of these securities, the proceeds from such sale(s) are expected to be remitted to Silver Lake and/or its limited partners. Mr. Durban, through his role at Silver Lake and its affiliates, may be deemed to have an indirect interest in the securities reported herein. Pursuant to Rule 16a-1(a)(4) under the Exchange Act, this filing shall not be deemed an admission that Mr. Durban is the beneficial owner of all securities covered by this filing, and Mr. Durban disclaims beneficial ownership of these securities, except to the extent of his pecuniary interest therein, if any.