ATNI ATN International, Inc.: institutional ownership and insider trading
140 funds reported holding $267M of ATN International, Inc. in their latest 13F filings; in Q2 2026 funds net bought $9.12M, with 19 new positions and 8 funds selling out; over the last 12 months insiders bought $0 and sold $4.62M on the open market.
Famous investors holding ATNI
- Renaissance Technologies (Renaissance Technologies): $8.50M, 0.0% of the portfolio
- D. E. Shaw (D. E. Shaw & Co.): $9.94M, 0.0% of the portfolio
- Ken Griffin (Citadel Advisors): $2.61M, 0.0% of the portfolio
- Two Sigma (Two Sigma Investments): $2.10M, 0.0% of the portfolio
- Izzy Englander (Millennium Management): $300K, 0.0% of the portfolio
Largest institutional holders of ATNI
- Global Alpha Capital Management Ltd. — $38.3M
- BlackRock, Inc. (BLK) — $24.5M
- DIMENSIONAL FUND ADVISORS LP — $19.3M
- BROWN BROTHERS HARRIMAN & CO — $17.6M
- AMERICAN CENTURY COMPANIES INC — $15.2M
- VANGUARD GROUP INC — $13.3M
- VANGUARD CAPITAL MANAGEMENT LLC — $11.0M
- ACADIAN ASSET MANAGEMENT LLC — $10.1M
- D. E. Shaw & Co., Inc. — $9.94M
- RENAISSANCE TECHNOLOGIES LLC — $8.50M
Recent ATNI insider trades
- Sep 3, 2026: Prior Cornelius B Jr sold 7,124 shares ($221K)
- Aug 31, 2026: Jacobs Patricia sold 1,500 shares ($45.1K)
- Aug 24, 2026: Prior Cornelius B Jr sold 10,000 shares ($313K)
- Aug 21, 2026: Prior Cornelius B Jr sold 9,867 shares ($308K)
5%+ owners
- PRIOR CORNELIUS B JR: 29.0% (Schedule 13D/A, filed Jun 15, 2026)
- Cornelius B. Prior, Jr.: 28.2% (Schedule 13D/A, filed Sep 18, 2026)