Form4insider filings, from the source

Company · CIK 0000879585 · SIC 4813 — Telephone Communications (No Radiotelephone) · Nasdaq

ATN International, Inc. · ATNI

Insider activity reported against this company. All insider holders · On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $4.6M · 14net −$4.6M
$10k$10k$100k$100k$1M$1M$10M$10MbuyssalesSep 2025Nov 2025Jan 2026Mar 2026May 2026Jul 2026Sep 2026

Reported at this company — common stock

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Sep 4, 2026 GForm 4 →Sep 18, 5:25 pm EDTCornelius B Prior Jr.10% Owner12,500——3,969,803— late
Sep 2, 2026 SForm 4 →Sep 4, 3:00 pm EDTCornelius B Prior Jr.10% Owner7,124$31.05$221,23230,041−19.2%
Aug 31, 2026 SForm 4 →Sep 2, 9:05 am EDTPatricia JacobsDirector1,500$30.04$45,06019,958−6.99%
Aug 24, 2026 SForm 4 →Aug 26, 5:35 pm EDTCornelius B Prior Jr.10% Owner10,000$31.34$313,38937,165−21.2%
Aug 20, 2026 SForm 4 →Aug 21, 12:04 pm EDTPatricia JacobsDirector1,000$31.14$31,14021,458−4.45%
Aug 19, 2026 SForm 4 →Aug 21, 12:39 pm EDTCornelius B Prior Jr.10% Owner10,500$31.83$334,24247,165−18.2%
Aug 17, 2026 SForm 4 →Aug 19, 4:50 pm EDTCornelius B Prior Jr.10% Owner6,745$31.79$214,40157,665−10.5%
Aug 13, 2026 SForm 4 →Aug 17, 5:30 pm EDTCornelius B Prior Jr.10% Owner2,526$32.05$80,96064,410−3.77%
Aug 10, 2026 SForm 4 →Aug 12, 7:21 pm EDTCornelius B Prior Jr.10% Owner7,000$32.55$227,83866,936−9.47%
Aug 10, 2026 GForm 4 →Aug 12, 7:21 pm EDTCornelius B Prior Jr.10% Owner12,000——3,982,303—
Aug 10, 2026 SForm 4 →Aug 11, 3:01 pm EDTMary MabeySVP AND GENERAL COUNSEL5,000$32.13$160,62560,402−7.65%
Aug 7, 2026 SForm 4 →Sep 18, 5:25 pm EDTCornelius B Prior Jr.10% Owner9,867$31.19$307,72920,174−32.8% late
Aug 6, 2026 SForm 4 →Aug 10, 1:12 pm EDTCornelius B Prior Jr.10% Owner7,500$29.83$223,74473,936−9.21%
Jun 29, 2026 SForm 4 →Jul 1, 5:30 pm EDTCornelius B Prior Jr.10% Owner5,000$27.65$138,23581,436−5.78%
Jun 25, 2026 SForm 4 →Jun 29, 4:14 pm EDTCornelius B Prior Jr.10% Owner1,500$27.08$40,62786,436−1.71%
Jun 16, 2026 AForm 4 →Jun 18, 5:39 pm EDTApril HenryDirector4,788$27.15$129,99426,338—
Jun 16, 2026 AForm 4 →Jun 18, 3:07 pm EDTApril HenryDirector4,788$27.15$129,99426,338—
Jun 16, 2026 AForm 4 →Jun 18, 1:36 pm EDTPatricia JacobsDirector4,788$27.15$129,99422,458—
Jun 16, 2026 AForm 4 →Jun 18, 1:35 pm EDTBernard J BulkinDirector4,788$27.15$129,99437,217—
Jun 16, 2026 AFForm 4 →Jun 18, 1:33 pm EDTDerek HudsonDirector6,224$27.15$168,98215,721—
Jun 16, 2026 AForm 4 →Jun 18, 1:31 pm EDTPamela F LenehanDirector4,788$27.15$129,99438,086—
May 7, 2026 SForm 4 →Jun 15, 9:56 pm EDTCornelius B Prior Jr.10% Owner82,064$27.77$2,279,03187,936−48.3% late
Apr 20, 2026 GForm 4 →Jun 15, 9:56 pm EDTCornelius B Prior Jr.10% Owner470,000——3,994,303— late

Reported at this company — derivatives (options, RSUs, warrants)

No reported derivative activity in this period.