Gogo (GOGO) Proxy Filing summary

Executive summary

• Supplement updates the proxy statement for the annual meeting scheduled on June 12, 2025.

• Main update concerns changes to the board of directors and director nominations.

Voting matters and shareholder proposals

• Shareholders are to vote on the election of Class III directors at the annual meeting.

• Christopher J. Moore is nominated as a substitute for Michael Abad-Santos, who resigned.

• Proxies previously submitted for Abad-Santos will be voted for Moore unless changed by shareholders.

• Board unanimously recommends voting for the two Class III director nominees.

Board of directors and corporate governance

• Michael Abad-Santos resigned as Class III director effective May 12, 2025, with no disagreements cited.

• Christopher J. Moore appointed as Class III director and nominated for election, moving from Class II.

• Board size will decrease to eight directors after the annual meeting, following recent and upcoming departures.