Cyxtera Results Presentation Deck

Core Bookings & Churn Annual Bookings ($ in Millions) Cyxtera $20.0 2Q20 $20.3 3Q20 +54% YoY $21.9 4Q20 $27.1 1Q21 $30.9 Increased Core Bookings propelled by enhanced customer engagement and channel partner activity 2Q21 2Q21 annualized Core Bookings of $30.9M (vs. $20.0M prior year) Note: 2021 Lumen-as-a-Customer annualized Bookings were $2.9M, while Churn as a % of MRR was 0.0%. Core Churn (Core Churn % of Average Core MRR) 1.0% 2Q20 0.9% 3Q20 1.2% 4Q20 LTM Average monthly core churn, % of Core MRR 1.0% 1Q21 0.9% Core churn represents churn excluding the impact of Lumen 2Q21 Average monthly core churn of 0.9% for Q2 2021 improved over the same quarter of last year 1.0% 19

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