Financial Performance - 2016 Results - Total Property Revenue increased by 22.1% year-over-year, reaching $5.71 billion[4] - Total Revenue grew by 21.3% year-over-year, amounting to $5.786 billion[4] - Net income attributable to ATC Common Stockholders increased by 42.8% year-over-year, reaching $849 million[4] - Adjusted EBITDA increased by 15.9% year-over-year, reaching $3.553 billion with a margin of 61.4%[4] - Consolidated AFFO increased by 15.8% year-over-year, reaching $2.49 billion, with per diluted share at $5.80[4] - Organic Tenant Billings Growth was nearly 8%[13] Financial Outlook - 2017 - Projected Property Revenue for 2017 is $6.30 billion, representing growth of over 10%[19] - Consolidated AFFO is projected to grow by approximately 10%, reaching $2.75 billion[23] - The company anticipates Organic Tenant Billings Growth of approximately 7-8%[19] - Adjusted EBITDA is projected to be $3.86 billion, representing growth of approximately 9%[23] Capital Allocation - The company plans capital expenditures of $800-$900 million[28]

Financial Performance in 2018 - Total property revenue increased by 25.3% to $2.103 billion in Q4 2018 and by 11.4% to $7.315 billion for the full year 2018[4] - Total revenue grew by 25.1% to $2.132 billion in Q4 2018 and by 11.6% to $7.440 billion for the full year 2018[4] - Net income attributable to AMT common stockholders increased by 26.4% to $278 million in Q4 2018 and by 6.6% to $1.227 billion for the full year 2018[4] - Adjusted EBITDA increased by 38.2% to $1.425 billion in Q4 2018 and by 14.1% to $4.667 billion for the full year 2018, with an Adjusted EBITDA margin of 66.8% and 62.7% respectively[4] - Consolidated AFFO increased by 50.8% to $1.067 billion in Q4 2018 and by 22.0% to $3.539 billion for the full year 2018[4] Growth and Outlook - The company anticipates approximately $630 million FX-neutral increase in 2019 property revenue, representing approximately 5.9% normalized growth[15] - The company expects normalized adjusted EBITDA growth of approximately 9% in 2018, or approximately 12% excluding the impacts of net straight-line recognition[13] - The company projects normalized consolidated AFFO per share growth of over 11% in 2018, driven by solid organic new business growth and operational efficiency[13] - The company anticipates normalized international organic tenant billings growth to be approximately 0.5% higher than the U S at the midpoint in 2019[21]