Welcome to our dedicated page for Atn Internationl 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.
This page provides access to U.S. Securities and Exchange Commission filings for ATN International, Inc. (Nasdaq: ATNI), a provider of digital infrastructure and communications services headquartered in Beverly, Massachusetts. Through these filings, investors can review how the company reports its financial condition, operating results, and corporate actions.
ATN’s Form 8-K current reports illustrate the type of information disclosed between periodic reports. For example, the company has filed 8-Ks to furnish press releases announcing quarterly financial results and to report the outcomes of its Annual Meeting of Stockholders, including director elections, advisory votes on executive compensation, and ratification of its independent registered public accounting firm. These filings also confirm that ATN’s common stock trades on The Nasdaq Stock Market LLC under the symbol ATNI.
In its earnings-related filings and attached press releases, ATN presents segment data for International Telecom, US Telecom, and Corporate and Other, and reports revenue categories such as mobility, fixed, carrier services, construction, and all other. The company also discloses operating income (loss), capital expenditures, and non-GAAP measures including EBITDA, Adjusted EBITDA, Net Debt, and Net Debt Ratio, along with definitions of these terms.
On Stock Titan, SEC documents for ATN International, Inc. are supplemented with AI-powered summaries that highlight key points, explain technical terms, and help readers interpret complex sections of filings. Users can quickly identify items related to quarterly and annual results, shareholder votes, and other material events, and then drill down into the full text when more detail is needed.
Mabey Mary reported acquisition or exercise transactions in this Form 4 filing.
ATN International, Inc. reported that SVP and General Counsel Mary Mabey received equity awards that increase her direct ownership. She was granted 12,624 shares of common stock at no cost, bringing her direct common stock holdings to 66,277 shares after the award.
Mabey also received 12,624 performance-based restricted stock units, each representing a contingent right to one share of common stock. Between zero and 150% of these PSUs may vest based on relative total shareholder return performance from March 17, 2026 through March 17, 2029. A separate restricted stock unit grant will vest in four equal installments on March 17 of 2027, 2028, 2029 and 2030.
Leon Justin M reported acquisition or exercise transactions in this Form 4 filing.
ATN International, Inc. reported that SVP, Corporate Development Justin M. Leon received equity awards on common stock. He was granted 10,820 performance-based restricted stock units (PSUs) and 10,820 restricted stock units, each at no cash cost.
The time-based restricted stock units will vest in four equal installments on March 17 of 2027, 2028, 2029 and 2030, delivering an equal number of common shares as they vest. The PSUs each represent a contingent right to one common share, with actual vesting between zero and 150% of the target amount based on relative total shareholder return versus the Russell 2000 Index over a performance period from March 17, 2026 to March 17, 2029. After these grants, Leon directly holds 50,267 common shares.
ATN International, Inc. senior vice president of corporate development Justin M. Leon reported routine share dispositions related to tax withholding. On March 12, 2026, the company withheld 903 shares of common stock at $24.65 per share to cover taxes from vesting restricted stock units. On March 13, 2026, an additional 1,671 shares were withheld at $24.49 per share for the same purpose. Following the March 13 transaction, Mr. Leon directly held 39,447 shares of ATN International common stock.
ATN International, Inc. Chief Financial Officer Carlos Doglioli reported routine share dispositions related to tax withholding on vested restricted stock units. On March 12, the company withheld 1,066 common shares at $24.65 per share to cover tax obligations, leaving him with 34,248 directly held shares. On March 13, the company withheld an additional 1,831 common shares at $24.49 per share for the same purpose, after which he directly owned 32,417 common shares. These Form 4 entries reflect tax-related share withholding rather than open-market sales.
ATN International, Inc. director and Chief Executive Officer Brad W. Martin reported routine tax-related share dispositions tied to restricted stock unit vesting. On March 12 and March 13, shares of Common Stock were withheld by the company at prices of $24.65 and $24.49 per share to cover his tax obligations. These Form 4 transactions are coded "F," indicating payment of tax liability by delivering securities rather than open-market sales. Following the most recent transaction, he directly holds 100,318 shares of Common Stock.
ATN International, Inc. senior vice president and general counsel Mary Mabey reported routine share dispositions related to tax withholding. On March 12 and 13, a total of 3,319 shares of common stock were withheld by the company to satisfy tax obligations from vesting restricted stock units. Following these transactions, she directly held 53,653 shares of common stock. These were not open-market sales but mechanical tax payments tied to equity compensation.
ATN International, Inc. is a Delaware-based provider of digital infrastructure and communications services focused on rural and remote markets in the US, Alaska, Bermuda, the Caribbean, Cayman Islands and Guyana. It operates through two main segments: US Telecom and International Telecom, offering fixed broadband, carrier, mobility and managed services.
The company emphasizes long-lived fiber and tower assets, recurring carrier contracts, and government-supported programs such as USF, Rural Health Care, E-rate and a large FCC Replace and Remove reimbursement allocation of approximately $517 million, of which about $202 million had been received by December 31, 2025. Internationally, it serves roughly 149,300 broadband and 399,200 mobile subscribers and continues to migrate customers to high-speed fiber and fixed wireless networks.
ATN highlights key risks including cybersecurity threats, severe weather and climate-related events, network outages and rising energy costs, reliance on government funding and major carrier agreements, geopolitical instability in the Caribbean, competitive pressure from larger carriers and new technologies such as low earth orbit satellite service, regulatory uncertainty in markets like Guyana and Bermuda, unionized labor and pension obligations in Alaska, and execution risk around major initiatives and capital investments. As of March 16, 2026, it had 15,367,611 common shares outstanding and a public float valued at about $231 million as of June 30, 2025.
ATN International CEO Brad W. Martin reported compensation-related equity transactions involving performance-based and time-based awards. On March 7, 2026, 11,000 Performance-Based Restricted Stock Units were exercised into Common Stock at $0.00 per share based on relative total shareholder return goals, with the aggregate shares issued equal to 58% of the target PSU shares.
On the same date, 6,380 additional Common Shares were acquired at $0.00 per share from vesting equity awards. To cover tax obligations from these vestings, 2,780 and 1,310 shares of Common Stock were withheld by the company at $24.18 per share. Following these transactions, Martin directly owned 107,113 Common Shares.
ATN International SVP and general counsel Mary Mabey reported equity compensation activity tied to performance-based awards. She exercised 6,600 performance-based restricted stock units into common shares, based on relative total shareholder return goals measured against the Russell 2000 Index. The footnotes state this vesting resulted in 58% of the target PSU shares being issued for the performance period ending on March 7, 2026. Following the vesting, 1,900 and 819 common shares were withheld at $24.18 per share to cover tax obligations on the vested PSUs and previously granted restricted stock units, leaving her with 56,972 common shares held directly.
ATN International, Inc. senior vice president of corporate development Justin M. Leon reported compensation-related equity transactions. On March 7, 2026, 5,500 performance-based restricted stock units vested and were exercised into an equal number of common shares based on pre-established relative total shareholder return goals. Following related entries, he held 42,021 common shares directly. As part of the vesting, 1,424 shares tied to performance stock units and 613 shares tied to restricted stock units were withheld by the company at $24.18 per share to cover Mr. Leon’s tax obligations, which are not open-market sales.