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CIK 0000879585 · Accelerated filer<br>Smaller reporting company

ATN International, Inc.

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Ticker
ATNI
Exchange
Nasdaq
Industry
Telephone Communications (No Radiotelephone)
FY end
Dec 31
Incorporated
DE
Entity type
operating
EIN
470728886
Phone
9786191300
Business address
500 CUMMINGS CENTER, BEVERLY, MA, 01915
Former names
ATLANTIC TELE NETWORK INC /DE
Open-market buys, last 90 days
$0
in 0 filings
Open-market sales, last 90 days
$1,327,559
in 7 filings

Net −$1,327,559. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.

Pace of trading Bought Sold

Who's trading

90 days

  1. PRIOR CORNELIUS B JR −$1.3M 10% owner sold 57% of stake
  2. Jacobs Patricia −$76K Director sold 11% of stake

Reading 100 more Form 4s from the SEC; this list fills in as they're read.

Date Insider Transaction Shares Price Value Owned after
2026-03-07 Leon Justin M SVP, CORPORATE DEVELOPMENT Option exercise +3,190 44,058
2026-03-07 Leon Justin M SVP, CORPORATE DEVELOPMENT Shares withheld for taxes −1,424 $24.18 $34K 42,634
2026-03-07 Leon Justin M SVP, CORPORATE DEVELOPMENT Shares withheld for taxes −613 $24.18 $15K 42,021
2026-03-07 Leon Justin M SVP, CORPORATE DEVELOPMENT Option exercise · Performance-Based Restricted Stock Units −5,500 0
2026-03-07 Martin Brad W CHIEF EXECUTIVE OFFICER Option exercise +6,380 111,203
2026-03-07 Martin Brad W CHIEF EXECUTIVE OFFICER Shares withheld for taxes −2,780 $24.18 $67K 108,423
2026-03-07 Martin Brad W CHIEF EXECUTIVE OFFICER Shares withheld for taxes −1,310 $24.18 $32K 107,113
2026-03-07 Martin Brad W CHIEF EXECUTIVE OFFICER Option exercise · Performance-Based Restricted Stock Units −11,000 0
2026-03-07 Mabey Mary SVP AND GENERAL COUNSEL Option exercise +3,828 59,691
2026-03-07 Mabey Mary SVP AND GENERAL COUNSEL Shares withheld for taxes −1,900 $24.18 $46K 57,791
2026-03-07 Mabey Mary SVP AND GENERAL COUNSEL Shares withheld for taxes −819 $24.18 $20K 56,972
2026-03-07 Mabey Mary SVP AND GENERAL COUNSEL Option exercise · Performance-Based Restricted Stock Units −6,600 0
2025-06-17 LENEHAN PAMELA F Director Grant or award +8,632 $15.06 $130K 33,298
2025-06-17 Jacobs Patricia Director Grant or award +8,632 $15.06 $130K 17,670
2025-06-17 Bulkin Bernard J Director Grant or award +8,632 $15.06 $130K 32,429
2025-06-17 Hudson Derek Director Grant or award +8,632 $15.06 $130K 14,959
2025-06-17 Hudson Derek Director Shares withheld for taxes −2,590 $15.06 $39K 12,369
2025-06-17 Henry April Director Grant or award +8,632 $15.06 $130K 21,550
2025-04-07 Mabey Mary SVP AND GENERAL COUNSEL Grant or award +19,820 55,863
2025-04-07 Mabey Mary SVP AND GENERAL COUNSEL Grant or award · Performance-Based Restricted Stock Units +19,820 19,820

Page 6 of 40 · 787 trades