ATN International annual meeting results: directors elected, say-on-pay approved, auditor ratified

Proposal 2 . Stockholders approved, on a non-binding, advisory basis, the compensation of the Company’s named executive officers. The voting results for the proposal were as follows: Number of Number of Number of Number of Shares Voted Shares Voted Shares Broker For Against Abstained Non-Votes 11,499,717 538,209 4,056 1,637,151

Proposal 1 . Stockholders elected each of the seven director nominees identified below to serve on the Board of Directors until the Company’s next annual meeting of stockholders and until their respective successors are elected and qualified, subject to their earlier retirement, resignation or removal. The voting results for each director nominee were as follows: Number of Number of Number of Number of Shares Voted Shares Voted Shares Broker Non- For Against Abstained Votes April V. Henry 10,949,860 1,089,540 2,582 1,637,151 Bernard J. Bulkin 11,881,861 134,685 25,436 1,637,151 Derek G. Hudson 10,937,497 1,078,812 25,673 1,637,151 Michael T. Prior 11,651,897 387,265 2,820 1,637,151 Naji N. Khoury 11,930,919 108,480 2,583 1,637,151 Pamela F. Lenehan 10,447,149 1,591,749 3,084 1,637,151 Patricia A. Jacobs 10,857,157 1,181,892 2,933 1,637,151

Proposal 3 . Stockholders ratified the selection of PricewaterhouseCoopers LLP as the Company’s independent registered public accounting firm for the fiscal year ending December 31, 2026. The voting results for the proposal were as follows: Number of Number of Number of Number of Shares Voted Shares Voted Shares Broker For Against Abstained Non-Votes 13,146,006 531,065 2,062 N/A