Mabey Mary sold $161K of ATNI

Mabey Mary (SVP AND GENERAL COUNSEL) sold 5,000 shares of ATN International, Inc. (ATNI) at $32.12 ($0.16M total) on 2026-08-10.

Original reporting
SEC EDGAR · Mabey Mary
Published Aug 11, 2026, 7:01 PM UTC
Analysis
AlphAI AI DeskAI-generated
Added to AlphAI Aug 11, 2026, 7:04 PM UTC. Informational, not investment advice.
How this was made
AlphAI summarizes source reporting and applies a structured AI analysis for relevance, timing, sentiment and ticker impact. Always verify material claims with the original publisher.
AlphAI market briefInsider activity
Primary signal
$ATNI
Neutral
medium confidence
Mentioned
$ATNI
Relevance
4/10
AlphAI data visualization · based on SEC EDGAR
Decision brief

The 30-second read

$ATNINeutralLow
01

Why it matters

The newest fact is the specific insider sale: 5,000 shares sold at $32.1250 on 2026-08-10, with holdings after transaction of 60,402 shares.

02

Market read

Traders may monitor insider activity for sentiment, but this filing alone does not provide a new fundamental driver.

03

What to watch

Insider sales can be driven by diversification, taxes, or pre-planned personal liquidity needs; the filing does not indicate any change in company outlook.

Relevance 4/10Novelty 4/10Timing: Filed 2026-08-11 after-hours/late session; reflects sale executed 2026-08-10.

Background

The article is an SEC Form 4 insider transaction disclosure for ATN International, Inc. (ATNI).

Company-level read

Ticker impact

$ATNINeutralMedium confidence
Context

ATN International disclosed an insider open-market sale by SVP and General Counsel Mabey Mary of 5,000 shares at $32.1250 on 2026-08-10.

Expected impact

Low near-term impact; any reaction is likely limited to short-lived sentiment around insider selling.

Evidence & confidence

The filing provides transaction size and price but no accompanying company news (guidance, contracts, investigations) and insider sales are often non-informational, especially without a stated linkage to performance.

Market effects

No sector-level implications disclosed; this is company-specific insider transaction reporting.

None indicated.

None indicated.

Counterpoint

The absence of a stated 10b5-1 plan could be interpreted as discretionary selling, which some traders may read as caution.

Key entities

  • ATN International, Inc.

    Subject of the Form 4 insider transaction disclosure.

  • Mabey Mary

    SVP and General Counsel who sold shares via open-market sale.

Full insider trading history

This story covers one filing. See everything behind it: every insider buy and sell on record, 10b5-1 plans, late filings, and which officers and directors are trading.

Related articles

$ATNIMed

ATN International Inc (ATNI) (Q3 2026) Earnings Call Highlights: Raised EBITDA Outlook

ATN International (ATNI) reported Q3 2026 earnings, raising its EBITDA outlook to the high end of, or modestly above, its previous range of $183M-$193M. CEO Najee Khuri highlighted strong broadband subscriber growth in Alaska and the Southwest, driven by commercial execution and price discipline. International revenue rose 2% to $97M, with EBITDA growing 9% to $36M. Domestic revenue was $86M, down 2% YoY, impacted by a tower portfolio sale.

$ATNIMed

ATN Intl (ATNI) Q3 2026 Earnings Call Transcript

ATN International (ATNI) reported Q3 2026 earnings with total revenue flat at $183M, but adjusted EBITDA at $50M. The company updated its full-year outlook, anticipating adjusted EBITDA at the high end of previous guidance. International segment revenue grew 2% to $97M, while domestic segment revenue declined 2% to $86M. The company highlighted growth in high-speed broadband and mobility subscribers, as well as strategic investments in Guyana, the Cayman Islands, and the U.S. Virgin Islands.

$ATNIMed

ATN International, Inc. Reports Third Quarter 2026 Results

ATN International, Inc. (ATNI) filed an SEC Form 8-K — Results of Operations and Financial Condition. ATN International, Inc. Reports Third Quarter 2026 Results and Updates 2026 Full Year Outlook Reports a 32% increase in operating income and consistent year-over-year revenue and Adjusted EBITDA 1 BEVERLY, Mass., November 4, 2026 -- ATN International, Inc. (“ATN,” the “Company,”