Transaction Details

Footnotes

Mr. Apple, 75 years old, is systematically reducing his portfolio concentration in MasTec shares through a 10b5-1 plan, which has more than one pricing tranche. These 10,000 shares sold under the plan represent 5.15% of the shares directly owned by Mr. Apple. | The price reported in Column 4 is a weighted average price. These shares were sold in 47 separate transactions, with prices ranging from $200.03 to $201.00 for an average weighted sales price of $200.43. The reporting person undertakes to provide the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission upon request, full information regarding the number of shares sold in each transaction. | Includes 85,750 shares of MasTec common stock contributed by the reporting person to The Apple Family Trust of which the reporting person and his wife are trustees and beneficiaries.