ATN INTERNATIONAL INC (ATNI) Institutional Ownership Changes & 13F Activity

ATN INTERNATIONAL INC (ATNI) institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC 13F filings (Q1 2026). This page analyzes institutional buying and selling activity, new holdings, and sold-out positions among tracked filers. Notable filers include Renaissance Technologies LLC and Third Avenue Management.

Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q1 2026Renaissance Technologies LLCSell-6,324337,735$9,193,147
Q4 2025Renaissance Technologies LLCSell-1,973344,059$7,844,545
Q3 2025Renaissance Technologies LLCSell-17,800346,032$5,180,099
Q2 2025Renaissance Technologies LLCSell-3,900363,832$5,912,270
Q1 2025Renaissance Technologies LLCBuy16,200367,732$7,468,637
Q4 2024Renaissance Technologies LLCSell-7,168351,532$5,909,253
Q3 2024Renaissance Technologies LLCSell-40,400358,700$11,600,358
Q2 2024Renaissance Technologies LLCSell-1,900399,100$9,099,480
Q1 2024Renaissance Technologies LLCBuy8,400401,000$12,634
Q4 2023Renaissance Technologies LLCSell-11,700392,600$15,300
Q3 2023Renaissance Technologies LLCSell-23,300404,300$12,760
Q2 2023Renaissance Technologies LLCBuy2,600427,600$15,650
Q1 2023Renaissance Technologies LLCBuy3,700425,000$17,391
Q4 2022Renaissance Technologies LLCSell-30,800421,300$19,089
Q3 2022Renaissance Technologies LLCSell-43,800452,100$17,437
Q2 2022Renaissance Technologies LLCBuy1,500495,900$23,263
Q1 2022Renaissance Technologies LLCSell-12,100494,400$19,717
Q4 2021Renaissance Technologies LLCSell-20,800506,500$20,235
Q3 2021Renaissance Technologies LLCSell-7,900527,300$24,704
Q2 2021Renaissance Technologies LLCSell-13,900535,200$24,346
Q1 2021Renaissance Technologies LLCSell-49,000549,100$26,972
Q1 2021Third Avenue ManagementBuy33,64293,903$4,613
Q4 2020Renaissance Technologies LLCSell-18,700598,100$24,977
Q4 2020Third Avenue ManagementSell-12,16660,261$2,517
Q3 2020Renaissance Technologies LLCSell-14,800616,800$30,926
Q2 2020Third Avenue ManagementSell-36,57572,427$4,387
Q2 2020Renaissance Technologies LLCSell-9,300631,600$38,256
Q1 2020Third Avenue ManagementSell-27,393109,002$6,400
Q1 2020Renaissance Technologies LLCSell-15,300640,900$37,627
Q4 2019Renaissance Technologies LLCSell-44,300656,200$36,347

Frequently asked questions about ATNI activity

  • Which institutional owners are buying ATNI?

    Institutional owners buying ATNI include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.

  • What does "buy" mean in ATNI activity?

    "Buy" means an investor increased their reported position in ATNI compared to the prior reporting period. This reflects growing exposure to ATN INTERNATIONAL INC (ATNI) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in ATNI increasing?

    Institutional interest in ATNI can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.

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