Welcome to our dedicated page for ATN International SEC filings (Ticker: ATNI), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
ATN International, Inc. filings document the regulatory record for a Nasdaq-listed telecommunications and digital infrastructure company. Its Form 8-K disclosures report operating and financial results, material events, executive leadership changes, material agreements, shareholder voting matters, and capital-structure information tied to its common stock.
ATNI proxy materials cover annual meeting proposals, board elections, executive compensation votes, auditor ratification, governance practices, and voting mechanics. The filing record also reflects disclosure themes associated with the company's U.S. and international telecom operations, broadband infrastructure investments, carrier and enterprise communications services, risk factors, and public-company governance obligations.
A shareholder of ATNI plans to sell 5,000 shares of common stock on or after August 14, 2026 on NASDAQ, with an aggregate market value of $158,900. The notice also lists multiple earlier sales over the prior three months executed through VI E-Cell Tropical Telecom Ltd.
ATN International, Inc. ten percent owner Cornelius B. Prior Jr. reported several changes in holdings of ATNI common stock. He made a bona fide gift of 12,000 shares to a non-profit entity and entities associated with him sold 7,000 shares in open-market transactions on August 10, 2026, including 6,500 shares at a weighted average price of $32.4943. Following these transactions, he holds 3,982,303 shares directly, plus indirect holdings including 500 shares held by his wife and 8,227 shares held by Tropical Aircraft Co.
ATN International, Inc. executive Mary Mabey, SVP and General Counsel, reported a sale of 5,000 shares of common stock on 2026-08-10 at $32.125 per share in a sale described as an open market or private transaction. Following this trade, she directly holds 60,402 shares of ATN International common stock. The Rule 10b5-1 trading plan checkbox was not marked.
ATNI reports a planned sale of 5,000 shares of common stock through Fidelity Brokerage Services LLC on August 10, 2026 on NASDAQ. The shares, with an aggregate market value of $154,650.00, trace to multiple long stock awards granted between 2018 and 2021.
ATN International, Inc. reported solid operating performance for the quarter ended June 30, 2026, highlighted by a large gain on asset sales. Total revenue was $184.5 million for the quarter and $366.7 million for the first six months of 2026, slightly above the prior-year periods, driven mainly by communication services and government support programs.
Net income attributable to stockholders surged to $167.3 million for the quarter and $164.5 million year-to-date, compared with losses a year earlier, primarily due to a $221.5 million gain on the Tower Portfolio Transaction, where ATN received $267.7 million of initial cash consideration. Cash and cash equivalents rose to $317.6 million, while total long-term debt (including current portion) declined to $513.3 million, reflecting repayment of revolving borrowings. The company continues to invest heavily in network projects, including the FCC Replace and Remove Program and tribal broadband initiatives, and recorded $4.3 million of 2026 restructuring costs and a $2.6 million impairment on its India solar investment.
ATN International, Inc. insider Cornelius B. Prior Jr., a ten percent owner, reported that an entity associated with him, VI E-Cell Tropical Telecom Ltd, sold a total of 7,500 shares of common stock on August 6–7, 2026 in multiple open-market or private transactions at per-share prices between $28.75 and $31.17. Following these transactions, reported holdings include 3,994,303 shares held directly, plus additional indirect positions through a spouse, Tropical Aircraft Co., and a revocable trust.
ATN International, Inc. reported solid second quarter 2026 results, with total revenue of $184.5 million, up 2% from $181.3 million, and Adjusted EBITDA of $49.7 million, up 9% year over year, lifting Adjusted EBITDA margin to 27.0% from 25.3%.
Results were driven by carrier services and fixed and ancillary services, and by a $229.9 million gain on the initial closing of the U.S. Tower Portfolio Sale, which helped swing operating income to $239.7 million and net income attributable to stockholders to $167.3 million, or $10.71 per diluted share, from a loss a year earlier. The company received $267.7 million in cash at the initial tower closing and may receive up to an additional $29.6 million over the next ten months.
Cash, cash equivalents, and restricted cash rose to $331.9 million as of June 30, 2026, while total debt declined to $513.3 million, resulting in a Net Debt Ratio of 0.91x. The quarterly dividend was increased 5.5% to $0.29 per share, and the share repurchase authorization was raised to $30 million. The company reaffirmed its full-year 2026 financial outlook.
ATN International, Inc. reports that Senior Vice President and General Counsel Mary Mabey has agreed to step down effective October 31, 2026, and will continue in her role with current base salary through that date. The company states the separation is not due to any disagreement over operations, policies, or practices.
Under a Transition Agreement, Mabey remains eligible for a 2026 annual incentive bonus with a target value of 60% of her current annual base salary, pro-rated for time worked in 2026, determined 50% by Company performance and 50% by her individual performance, and payable in 2027. Her outstanding equity awards will continue to vest through the Separation Date under the 2023 Equity Incentive Plan, and receipt of severance and transition benefits is conditioned on her continued service and on execution and non-revocation of a release and waiver of claims.
ATN International, Inc. ten percent owner Prior Cornelius B Jr reported indirect open-market sales of 5,000 shares of common stock on June 29. The trades, executed through VI E-Cell Tropical Telecom Ltd, were priced between $27.52 and $27.86 per share. He continues to report substantial holdings, including 3,994,303 shares held directly and 363,424 shares held as trustee of a revocable trust, plus additional smaller indirect positions.
ATN International, Inc. insider Cornelius B. Prior Jr., a ten percent owner, reported open-market sales of common stock through an affiliated entity. VI E-Cell Tropical Telecom Ltd sold a total of 1,500 shares on June 25–26, 2026 at prices around $27.05–$27.10 per share. Following these sales, that entity held 86,436 shares. The filing also shows substantial additional indirect and direct common stock holdings for Prior in trusts, related entities, and direct accounts.