ATN International, Inc. SEC filings ATNI

ATN International, Inc. has 1,000 filings in SEC EDGAR's recent list, going back to Jan 25, 2010. Its latest annual report, Form ARS, was filed on Apr 29, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 10, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Nov 4, 2026 (results of operations). The company's fiscal year ends on December 31.

Form Description Filed Period
S-8 Employee stock plan registration Mar 18, 2026 —
S-3 Shelf registration Aug 15, 2025 —
S-8 Employee stock plan registration Aug 3, 2023 —
S-3 Shelf registration Aug 9, 2022 —
S-3ASR Automatic shelf registration May 12, 2020 —
S-3ASR Automatic shelf registration May 12, 2017 —
S-3/A Filing Jun 2, 2014 —
S-3 Shelf registration Aug 9, 2013 —
S-8 Employee stock plan registration Jun 16, 2011 —
S-3 Shelf registration May 7, 2010 —

Showing 10 filings. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.

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Company profile

Industry
Telephone Communications (No Radiotelephone) (SIC 4813)
Listed as
ATNI (Nasdaq)
Fiscal year ends
December 31
Incorporated in
DE
Headquarters
Beverly, MA
SEC filer status
Accelerated filer, Smaller reporting company
SEC CIK
879585
Former names
ATLANTIC TELE NETWORK INC /DE (until Jun 6, 2016)

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Source: SEC EDGAR filings. This is company-reported data, not investment advice.