X0306 4 2022-03-04 0 0001034054 SBA COMMUNICATIONS CORP SBAC 0001293293 Cavanagh Brendan Thomas C/O SBA COMMUNICATIONS CORPORATION 8051 CONGRESS AVENUE BOCA RATON FL 33487 0 1 0 0 Executive Vice President & CFO Class A Common Stock 2022-03-04 4 M 0 1290 A 30687.495 D Class A Common Stock 2022-03-04 4 F 0 507.615 326.03 D 30179.88 D Class A Common Stock 2022-03-06 4 M 0 1309 A 31488.88 D Class A Common Stock 2022-03-06 4 M 0 1296 A 32784.88 D Class A Common Stock 2022-03-06 4 F 0 1025.067 330.90 D 31759.813 D Class A Common Stock 19049 I By LLC Stock Options (Right to Buy) 156.50 2025-03-06 Class A Common Stock 50212 50212 D Restricted Stock Units 2022-03-06 4 M 0 1309 D Class A Common Stock 1309 0 D Stock Options (Right to Buy) 182.30 2026-03-06 Class A Common Stock 55741 55741 D Restricted Stock Units 2022-03-06 4 M 0 1296 D Class A Common Stock 1296 1296 D Restricted Stock Units Class A Common Stock 1221 1221 D Performance Restricted Stock Units Class A Common Stock 3663 3663 D Performance Restricted Stock Units Class A Common Stock 3663 3663 D Restricted Stock Units 2022-03-04 4 M 0 1290 D Class A Common Stock 1290 2582 D Performance Restricted Stock Units Class A Common Stock 3872 3872 D Performance Restricted Stock Units Class A Common Stock 3872 3872 D Restricted Stock Units 2022-03-04 4 A 0 3465 0.00 A Class A Common Stock 3465 3465 D Performance Restricted Stock Units 2022-03-04 4 A 0 3465 0.00 A Class A Common Stock 3465 3465 D Performance Restricted Stock Units 2022-03-04 4 A 0 3465 0.00 A Class A Common Stock 3465 3465 D On March 4, 2022, 1,290 of the Reporting Person's restricted stock units were settled for an equal number of shares of Class A Common Stock. Shares withheld for payment of tax liability. On March 6, 2022, 1,309 of the Reporting Person's restricted stock units were settled for an equal number of Class A Common Stock. On March 6, 2022, 1,296 of the Reporting Person's restricted stock units were settled for an equal number of shares of Class A Common Stock. These shares are owned by Cavanagh Investments, LLC. The Reporting Person is the manager of Cavanagh Investments, LLC and a trust for the benefit of the Reporting Person's spouse owns all of the equity interests in Cavanagh Investments, LLC. The Reporting Person disclaims beneficial ownership of the shares owned by Cavanagh Investments, LLC, except to the extent of his pecuniary interest therein. These options are immediately exercisable. Each restricted stock unit represents a contingent right to receive one share of Class A Common Stock. These restricted stock units vest in accordance with the following schedule: 1,308 vest on each of the first and the third anniversaries of the grant date, and 1,309 vest on each of the second and the fourth anniversaries of the grant date (March 6, 2018). These options vest in accordance with the following schedule: 13,935 vest on each of the first through third anniversaries of the grant date and 13,936 vest on the fourth anniversary of the grant date (March 6, 2019). These restricted stock units vest in accordance with the following schedule: 1,296 vest on each of the first through fourth anniversaries of the grant date (March 6, 2019). These restricted stock units vest in accordance with the following schedule: 1,221 vest on each of the first through third anniversaries of the grant date (February 25, 2020). Each performance restricted stock unit represents a contingent right to receive one share of Class A Common Stock. These performance restricted stock units have a three-year performance period and to the extent earned will vest 100% on February 25, 2023, which is the third anniversary of the grant date. The number of shares of Class A Common Stock that will be earned at the end of the three-year performance period is subject to increase or decrease based on the results of the performance condition. These performance restricted stock units have a three-year performance period and to the extent earned will vest 100% on February 25, 2023, which is the third anniversary of the grant date. The number of shares of Class A Common Stock that will be earned at the end of the three-year performance period is subject to increase or decrease based on the results of the performance condition. These restricted stock units vest in accordance with the following schedule: 1,290 vest on the first anniversary of the grant date and 1,291 vests on each of the second and third anniversaries of the grant date (March 4, 2021). These performance restricted stock units have a three-year performance period and to the extent earned will vest 100% on March 4, 2024, which is the third anniversary of the grant date. The number of shares of Class A Common Stock that will be earned at the end of the three-year performance period is subject to increase or decrease based on the results of the performance condition. These performance restricted stock units have a three-year performance period and to the extent earned will vest 100% on March 4, 2024, which is the third anniversary of the grant date. The number of shares of Class A Common Stock that will be earned at the end of the three-year performance period is subject to increase or decrease based on the results of the performance condition. These restricted stock units vest in accordance with the following schedule: 1,155 vest on the first through third anniversaries of the grant date (March 4, 2022). These performance restricted stock units have a three-year performance period and to the extent earned will vest 100% on March 4, 2025, which is the third anniversary of the grant date. The number of shares of Class A Common Stock that will be earned at the end of the three-year performance period is subject to increase or decrease based on the results of the performance condition. These performance restricted stock units have a three-year performance period and to the extent earned will vest 100% on March 4, 2025, which is the third anniversary of the grant date. The number of shares of Class A Common Stock that will be earned at the end of the three-year performance period is subject to increase or decrease based on the results of the performance condition. /s/ Thomas P. Hunt, Attorney-in-Fact 2022-03-08