ATN International, Inc. (ATNI) Stock Price History
Historical prices from 2011 to 2026
Loading 10-year price history...
ATNI Historical Performance
Short-Term Returns
ATNI Stock Price Trajectory (2011–2026)
As of May 8, 2026, ATN International, Inc. (ATNI) trades at $25.71, representing a +58.2% return over the past year. The stock has delivered a -36.5% total return over five years (-11.5% CAGR), reflecting challenging market conditions.
The stock reached its all-time high of $88.78 on November 30, 2018. From this peak, ATNI has corrected -71.0%, currently trading 21% above its 200-day moving average, indicating continued institutional support.
When compared to Communication Services sector peers LUMN (+100.0% 1Y), SHEN (+40.4% 1Y), and OOMA (+48.7% 1Y), ATNI has underperformed the peer group average. Compare ATNI vs LUMN →
ATNI Historical Price Data (2025–2026)
Showing 30 of 3,650 recordsLoading full history…
| Date | Open | High | Low | Close | Volume | Change % |
|---|---|---|---|---|---|---|
| 2026-05-07 | 26.37 | 27.33 | 23.41 | 25.71 | 96K | -6.17% |
| 2026-05-06 | 27.66 | 27.80 | 27.18 | 27.40 | 63K | -0.94% |
| 2026-05-05 | 27.45 | 28.08 | 26.98 | 27.66 | 47K | +1.13% |
| 2026-05-04 | 27.96 | 28.39 | 26.78 | 27.35 | 73K | -3.01% |
| 2026-05-01 | 27.72 | 28.49 | 27.61 | 28.20 | 48K | +0.97% |
| 2026-04-30 | 27.33 | 28.75 | 27.07 | 27.93 | 53K | +2.42% |
| 2026-04-29 | 28.48 | 28.60 | 27.19 | 27.27 | 40K | -4.72% |
| 2026-04-28 | 28.44 | 28.82 | 28.20 | 28.62 | 47K | +1.35% |
| 2026-04-27 | 28.54 | 29.26 | 28.08 | 28.24 | 39K | -1.74% |
| 2026-04-24 | 29.07 | 29.09 | 28.54 | 28.74 | 59K | -1.74% |
| 2026-04-23 | 28.67 | 29.47 | 28.67 | 29.25 | 44K | +2.29% |
| 2026-04-22 | 28.50 | 28.86 | 28.26 | 28.59 | 49K | +0.69% |
| 2026-04-21 | 28.09 | 28.57 | 28.00 | 28.40 | 48K | +0.53% |
| 2026-04-20 | 28.24 | 28.83 | 28.04 | 28.25 | 81K | +0.07% |
| 2026-04-17 | 28.38 | 29.16 | 28.16 | 28.23 | 62K | 0.00% |
| 2026-04-16 | 26.70 | 28.40 | 26.69 | 28.23 | 97K | +5.77% |
| 2026-04-15 | 26.95 | 26.95 | 26.18 | 26.69 | 77K | -0.74% |
| 2026-04-14 | 27.20 | 27.20 | 26.60 | 26.89 | 68K | +0.22% |
| 2026-04-13 | 26.68 | 27.69 | 26.58 | 26.83 | 79K | +0.94% |
| 2026-04-10 | 26.32 | 26.82 | 26.10 | 26.58 | 91K | +1.53% |
| 2026-04-09 | 26.46 | 26.65 | 25.61 | 26.18 | 102K | -1.69% |
| 2026-04-08 | 26.51 | 26.84 | 25.70 | 26.63 | 64K | +3.78% |
| 2026-04-07 | 25.99 | 26.46 | 25.13 | 25.66 | 82K | -5.87% |
| 2026-04-06 | 27.38 | 27.62 | 27.08 | 27.26 | 53K | -0.44% |
| 2026-04-02 | 27.28 | 27.72 | 26.98 | 27.38 | 57K | -0.18% |
| 2026-04-01 | 27.03 | 27.51 | 26.60 | 27.43 | 83K | +0.77% |
| 2026-03-31 | 27.77 | 27.77 | 27.00 | 27.22 | 49K | -1.41% |
| 2026-03-30 | 28.10 | 28.10 | 27.00 | 27.61 | 62K | -0.79% |
| 2026-03-27 | 27.63 | 27.93 | 27.39 | 27.83 | 48K | +0.98% |
| 2026-03-26 | 27.64 | 28.46 | 27.29 | 27.56 | 64K | -1.29% |
See ATNI's True Return
Price is only half the story. See total return with reinvested dividends.
Launch CalculatorIs ATNI Undervalued?
DCF intrinsic value, peer multiples, and analyst estimates — see what the stock is really worth.
View ValuationCompare ATNI vs NFLX
Side-by-side business, growth, and profitability comparison vs Netflix, Inc..
Start ComparisonATNI — Frequently Asked Questions
Quick answers to the most common questions about buying ATNI stock.
How has ATNI stock performed recently?
ATNI returned +58.2% over the past year, beating its 5-year annualized CAGR of -11.5%. The stock trades above its 200-day moving average, confirming the uptrend.
What is ATNI's all-time high price?
ATN International, Inc. reached $88.78 on 2018-11-30. The 52-week high is $30.45. Current 1-year return of +58.2% places the stock closer to historical peaks.
Where can I download ATNI historical price data?
This page provides ATNI daily OHLCV data with 50-day MA, 200-day MA, and RSI indicators. Data spans 2011-2026, downloadable in CSV format.