ATN International Stock Price History
NASDAQ: ATNITelecommunicationsTelecommunications EquipmentUSD
At close: Oct 9, 4:00 PM ET · Delayed 15 min
ATNI price history at a glance
The price history for ATN International (ATNI) on this page begins on November 11, 1991, when the stock closed at $8.70; it most recently closed at $25.49 on October 5, 2026. The highest price in this record is $88.78, reached on November 26, 2018; the latest close is 71.3% below that peak. Across the 34 complete calendar years in the table, ATNI finished higher in 20 and lower in 14. Its best year was 2009 (+104.6%) and its worst was 2024 (-57.8%).
Over roughly 35 years the share price changed +193.0%, a 3.1% compound annual price return (excluding dividends). In the last 12 months alone, ATNI has gained 79.8%. Prices are split-adjusted closing prices; daily open, high, low, close and volume for the past year are listed below.
Summary generated from market data by MetaCap's automated system. Methodology
Key price levels
- High since 1991
- $88.78
- Date of high
- Nov 26, 2018
- Low since 1991
- $2.40
- Date of low
- Apr 10, 1995
- 52-week high
- $33.41
- 52-week low
- $14.00
- Last close
- $25.49
ATNI returns
1 week
-8.67%
1 month
-14.81%
3 months
+6.61%
6 months
-4.10%
Year to date
+11.80%
1 year
+79.76%
3 years
-22.97%
5 years
-45.24%
ATNI price return, excluding dividends.
ATNI annual returns
| Year | Year-end close | Return |
|---|---|---|
| 2026 | 25.49 | +14.72% |
| 2025 | 22.22 | +35.16% |
| 2024 | 16.44 | -57.81% |
| 2023 | 38.97 | -13.99% |
| 2022 | 45.31 | +13.42% |
| 2021 | 39.95 | -4.33% |
| 2020 | 41.76 | -25.53% |
| 2019 | 56.08 | -23.62% |
| 2018 | 73.42 | +32.86% |
| 2017 | 55.26 | -31.04% |
| 2016 | 80.13 | +2.43% |
| 2015 | 78.23 | +15.43% |
| 2014 | 67.77 | +19.50% |
| 2013 | 56.71 | +52.36% |
| 2012 | 37.22 | -4.69% |
| 2011 | 39.05 | +1.77% |
| 2010 | 38.37 | -30.17% |
| 2009 | 54.95 | +104.58% |
| 2008 | 26.86 | -16.87% |
| 2007 | 32.31 | +10.27% |
| 2006 | 29.30 | +74.82% |
| 2005 | 16.76 | +28.92% |
| 2004 | 13.00 | +14.64% |
| 2003 | 11.34 | +70.27% |
| 2002 | 6.66 | +19.10% |
| 2001 | 5.59 | +38.07% |
| 2000 | 4.05 | +10.96% |
| 1999 | 3.65 | +0.69% |
| 1998 | 3.63 | -17.61% |
| 1997 | 4.40 | -33.33% |
| 1996 | 6.60 | +52.60% |
| 1995 | 4.33 | +26.28% |
| 1994 | 3.43 | -39.91% |
| 1993 | 5.70 | -40.00% |
| 1992 | 9.50 | -4.04% |
| 1991* | 9.90 | +13.79% |
* Partial year: the record begins after the start of 1991; return measured from the first available close.
2026 return is year to date.
ATNI daily prices (past year)
| Date | Open | High | Low | Close | Change |
|---|---|---|---|---|---|
| 28.35 | 28.35 | 25.37 | 25.49 | -10.28% | |
| 28.66 | 28.99 | 28.01 | 28.41 | -0.91% | |
| 28.18 | 28.89 | 27.92 | 28.67 | +1.16% | |
| 28.18 | 28.77 | 27.96 | 28.34 | +0.85% | |
| 27.74 | 28.30 | 27.29 | 28.10 | +0.68% | |
| 28.04 | 28.73 | 27.66 | 27.91 | -0.46% | |
| 28.20 | 28.22 | 27.55 | 28.04 | +0.79% | |
| 28.00 | 28.07 | 27.31 | 27.82 | -0.36% | |
| 28.53 | 29.06 | 27.73 | 27.92 | -2.28% | |
| 28.70 | 29.47 | 28.14 | 28.57 | -0.17% | |
| 29.14 | 29.89 | 28.60 | 28.62 | -1.78% | |
| 29.08 | 29.38 | 28.70 | 29.14 | +0.21% | |
| 29.50 | 29.50 | 28.57 | 29.08 | -1.82% | |
| 29.73 | 30.12 | 29.31 | 29.62 | -0.17% | |
| 29.15 | 29.69 | 28.73 | 29.67 | +3.27% | |
| 28.73 | 29.04 | 28.23 | 28.73 | -1.51% | |
| 30.21 | 30.26 | 29.07 | 29.17 | -1.98% | |
| 30.30 | 30.60 | 29.53 | 29.76 | -0.77% | |
| 30.24 | 30.34 | 29.73 | 29.99 | -0.89% | |
| 30.36 | 30.74 | 29.86 | 30.26 | -0.20% | |
| 30.90 | 31.00 | 30.07 | 30.32 | -1.08% | |
| 29.96 | 30.81 | 29.96 | 30.65 | +2.44% | |
| 29.91 | 30.43 | 29.54 | 29.92 | -0.60% | |
| 30.92 | 30.92 | 30.01 | 30.10 | -2.68% | |
| 30.94 | 31.27 | 30.49 | 30.93 | -0.45% | |
| 31.00 | 31.16 | 30.59 | 31.07 | +0.52% | |
| 30.31 | 31.31 | 30.28 | 30.91 | +2.59% | |
| 30.08 | 30.49 | 29.95 | 30.13 | -0.13% | |
| 29.90 | 30.48 | 29.57 | 30.17 | +0.37% | |
| 29.89 | 30.49 | 29.79 | 30.06 | +1.25% | |
| 30.37 | 30.89 | 29.25 | 29.69 | -3.07% | |
| 30.71 | 30.88 | 30.33 | 30.63 | -0.26% | |
| 30.73 | 31.12 | 30.33 | 30.71 | -0.74% | |
| 31.00 | 31.67 | 30.85 | 30.94 | -0.03% | |
| 31.24 | 31.78 | 30.45 | 30.95 | -0.61% | |
| 31.44 | 31.57 | 30.60 | 31.14 | -2.32% | |
| 31.51 | 32.14 | 31.35 | 31.88 | +1.46% | |
| 31.24 | 31.93 | 30.92 | 31.42 | -0.48% | |
| 31.46 | 32.31 | 31.16 | 31.57 | -0.44% | |
| 31.80 | 32.07 | 31.06 | 31.71 | -0.50% | |
| 31.09 | 32.36 | 30.84 | 31.87 | +2.67% | |
| 31.39 | 31.70 | 30.73 | 31.04 | -0.80% | |
| 32.11 | 32.44 | 31.13 | 31.29 | -2.55% | |
| 31.97 | 33.41 | 31.66 | 32.11 | +0.44% | |
| 30.90 | 32.28 | 30.34 | 31.97 | +4.37% | |
| 27.87 | 30.73 | 27.02 | 30.63 | +27.57% | |
| 25.13 | 25.13 | 23.50 | 24.01 | -4.46% | |
| 24.64 | 25.13 | 24.40 | 25.13 | +1.99% | |
| 23.94 | 24.67 | 23.91 | 24.64 | +3.49% | |
| 23.46 | 24.16 | 23.20 | 23.81 | +1.32% | |
| 23.69 | 23.99 | 23.24 | 23.50 | -0.97% | |
| 23.95 | 24.04 | 23.39 | 23.73 | -1.29% | |
| 24.04 | 24.63 | 23.74 | 24.04 | +1.48% | |
| 23.51 | 24.10 | 23.44 | 23.69 | +1.02% | |
| 23.40 | 23.94 | 23.15 | 23.45 | +0.56% | |
| 23.62 | 23.95 | 23.13 | 23.32 | -2.26% | |
| 23.41 | 23.97 | 23.37 | 23.86 | +2.18% | |
| 22.89 | 23.56 | 22.75 | 23.35 | +2.10% | |
| 23.31 | 23.66 | 22.78 | 22.87 | -1.29% | |
| 24.09 | 24.59 | 22.99 | 23.17 | -3.86% | |
| 23.70 | 24.64 | 23.53 | 24.10 | +1.99% | |
| 23.95 | 24.50 | 23.45 | 23.63 | -0.71% | |
| 23.25 | 24.42 | 23.25 | 23.80 | +2.10% | |
| 23.97 | 24.42 | 23.10 | 23.31 | -2.51% | |
| 23.61 | 24.13 | 23.56 | 23.91 | +1.27% | |
| 24.62 | 24.66 | 23.33 | 23.61 | -4.45% | |
| 24.37 | 25.30 | 24.24 | 24.71 | +1.90% | |
| 24.92 | 25.41 | 24.00 | 24.25 | -1.94% | |
| 24.92 | 25.35 | 24.63 | 24.73 | -0.32% | |
| 26.63 | 26.74 | 24.22 | 24.81 | -6.16% | |
| 26.63 | 27.05 | 26.33 | 26.44 | -0.19% | |
| 27.39 | 27.39 | 26.37 | 26.49 | -4.33% | |
| 27.09 | 27.93 | 26.58 | 27.69 | +2.44% | |
| 26.78 | 27.70 | 26.68 | 27.03 | +1.20% | |
| 26.63 | 27.18 | 26.57 | 26.71 | -0.07% | |
| 26.93 | 27.29 | 26.39 | 26.73 | +0.11% | |
| 25.91 | 27.11 | 25.85 | 26.70 | +2.30% | |
| 25.70 | 26.40 | 25.57 | 26.10 | +1.32% | |
| 26.11 | 26.11 | 24.95 | 25.76 | +0.39% | |
| 26.52 | 27.92 | 25.32 | 25.66 | -3.75% | |
| 27.55 | 28.13 | 26.40 | 26.66 | -3.51% | |
| 28.55 | 28.92 | 27.62 | 27.63 | -2.61% | |
| 27.24 | 28.46 | 27.11 | 28.37 | +4.49% | |
| 27.05 | 27.82 | 26.78 | 27.15 | +0.48% | |
| 26.41 | 27.24 | 26.22 | 27.02 | +2.70% | |
| 25.92 | 26.53 | 25.92 | 26.31 | +2.10% | |
| 26.05 | 26.37 | 25.61 | 25.77 | +0.08% | |
| 25.89 | 26.45 | 25.00 | 25.75 | -0.54% | |
| 26.20 | 26.77 | 25.56 | 25.89 | -0.04% | |
| 27.68 | 28.41 | 25.82 | 25.90 | -8.71% | |
| 28.16 | 28.81 | 28.16 | 28.37 | +0.32% | |
| 28.18 | 28.56 | 27.83 | 28.28 | +0.43% | |
| 28.19 | 28.33 | 27.68 | 28.16 | -1.02% | |
| 28.41 | 28.83 | 27.71 | 28.45 | +0.14% | |
| 27.82 | 28.93 | 27.72 | 28.41 | +3.38% | |
| 27.85 | 28.71 | 27.13 | 27.48 | +0.33% | |
| 27.35 | 27.74 | 26.63 | 27.39 | +0.51% | |
| 26.86 | 27.50 | 26.34 | 27.25 | +0.78% | |
| 26.81 | 27.11 | 26.54 | 27.04 | +0.22% | |
| 26.55 | 27.10 | 26.33 | 26.98 | +0.97% | |
| 26.07 | 27.01 | 26.07 | 26.72 | +1.25% | |
| 26.41 | 27.03 | 26.04 | 26.39 | -1.75% | |
| 27.03 | 27.71 | 26.45 | 26.86 | -0.19% | |
| 26.38 | 27.18 | 25.93 | 26.91 | +1.82% | |
| 27.15 | 27.15 | 26.26 | 26.43 | -1.34% | |
| 27.00 | 27.48 | 26.29 | 26.79 | +0.90% | |
| 25.98 | 26.86 | 25.60 | 26.55 | +3.27% | |
| 26.90 | 27.33 | 23.41 | 25.71 | -6.17% | |
| 27.76 | 27.80 | 27.18 | 27.40 | -0.94% | |
| 27.52 | 28.08 | 26.98 | 27.66 | +1.13% | |
| 27.96 | 28.45 | 26.78 | 27.35 | -3.01% | |
| 27.90 | 28.49 | 27.61 | 28.20 | +0.97% | |
| 27.33 | 28.75 | 27.07 | 27.93 | +2.42% | |
| 28.60 | 28.60 | 27.19 | 27.27 | -4.72% | |
| 28.33 | 28.94 | 28.20 | 28.62 | +1.35% | |
| 28.74 | 29.26 | 28.08 | 28.24 | -1.74% | |
| 29.07 | 29.19 | 28.53 | 28.74 | -1.74% | |
| 28.67 | 29.47 | 28.67 | 29.25 | +2.27% | |
| 28.40 | 28.86 | 28.26 | 28.60 | +0.70% | |
| 28.35 | 28.58 | 28.00 | 28.40 | +0.53% | |
| 28.24 | 28.83 | 28.04 | 28.25 | +0.07% | |
| 28.38 | 29.16 | 28.16 | 28.23 | 0.00% | |
| 26.69 | 28.42 | 26.69 | 28.23 | +5.77% | |
| 26.89 | 26.89 | 26.18 | 26.69 | -0.74% | |
| 26.86 | 27.17 | 26.02 | 26.89 | +0.22% | |
| 26.62 | 27.69 | 26.58 | 26.83 | +0.94% | |
| 26.32 | 26.91 | 26.10 | 26.58 | +1.53% | |
| 26.46 | 26.54 | 25.61 | 26.18 | -1.69% | |
| 26.51 | 26.84 | 25.70 | 26.63 | +3.78% | |
| 26.27 | 26.46 | 25.13 | 25.66 | -5.87% | |
| 27.38 | 27.73 | 27.08 | 27.26 | -0.44% | |
| 27.28 | 27.72 | 26.98 | 27.38 | -0.18% | |
| 27.27 | 27.52 | 26.60 | 27.43 | +0.77% | |
| 27.52 | 27.85 | 27.00 | 27.22 | -1.41% | |
| 28.10 | 28.10 | 27.00 | 27.61 | -0.79% | |
| 27.40 | 28.02 | 27.39 | 27.83 | +0.98% | |
| 27.64 | 28.46 | 27.29 | 27.56 | -1.29% | |
| 27.70 | 28.15 | 27.40 | 27.92 | +2.01% | |
| 26.99 | 28.20 | 26.99 | 27.37 | +1.26% | |
| 26.39 | 27.86 | 26.09 | 27.03 | +3.29% | |
| 26.58 | 26.82 | 26.01 | 26.17 | -0.98% | |
| 26.16 | 26.76 | 25.80 | 26.43 | +0.61% | |
| 26.56 | 26.89 | 26.14 | 26.27 | -1.46% | |
| 26.09 | 26.83 | 25.65 | 26.66 | +2.38% | |
| 24.65 | 26.58 | 24.64 | 26.04 | +6.33% | |
| 24.65 | 24.86 | 23.95 | 24.49 | -0.65% | |
| 23.70 | 24.88 | 23.70 | 24.65 | +2.92% | |
| 24.13 | 24.49 | 23.07 | 23.95 | -2.36% | |
| 23.35 | 24.54 | 23.11 | 24.53 | +4.07% | |
| 23.70 | 23.99 | 22.49 | 23.57 | -2.52% | |
| 24.36 | 24.97 | 23.82 | 24.18 | -3.51% | |
| 28.88 | 30.45 | 24.06 | 25.06 | -16.24% | |
| 29.30 | 30.39 | 28.94 | 29.92 | +2.12% | |
| 29.00 | 29.62 | 28.45 | 29.30 | +0.14% | |
| 28.82 | 29.62 | 28.82 | 29.26 | +1.53% | |
| 28.30 | 29.06 | 28.02 | 28.82 | +1.73% | |
| 28.54 | 28.98 | 28.14 | 28.33 | -0.70% | |
| 28.64 | 28.89 | 28.40 | 28.53 | -0.24% | |
| 28.37 | 28.90 | 28.24 | 28.60 | +0.81% | |
| 28.02 | 28.95 | 27.93 | 28.37 | +1.25% | |
| 28.74 | 28.74 | 27.92 | 28.02 | -1.48% | |
| 27.91 | 28.86 | 27.91 | 28.44 | +0.96% | |
| 28.28 | 28.49 | 27.97 | 28.17 | -0.11% | |
| 28.21 | 28.97 | 27.91 | 28.20 | -1.98% | |
| 29.01 | 29.41 | 27.72 | 28.77 | -1.17% | |
| 27.26 | 29.80 | 26.77 | 29.11 | +12.48% | |
| 26.15 | 26.50 | 25.58 | 25.88 | -0.88% | |
| 25.86 | 26.56 | 25.86 | 26.11 | +1.48% | |
| 25.74 | 26.53 | 25.33 | 25.73 | -0.19% | |
| 26.03 | 26.22 | 25.20 | 25.78 | -0.04% | |
| 25.50 | 26.31 | 25.02 | 25.79 | +1.10% | |
| 26.03 | 26.80 | 25.44 | 25.51 | -1.54% | |
| 24.53 | 25.99 | 24.29 | 25.91 | +5.11% | |
| 24.09 | 25.35 | 23.42 | 24.65 | +1.90% | |
| 23.29 | 24.30 | 23.09 | 24.19 | +3.60% | |
| 22.57 | 23.46 | 22.38 | 23.35 | +4.76% | |
| 23.15 | 23.59 | 22.12 | 22.29 | -3.63% | |
| 22.63 | 24.07 | 22.44 | 23.13 | +2.35% | |
| 22.78 | 23.22 | 21.93 | 22.60 | -0.79% | |
| 23.34 | 23.61 | 22.31 | 22.78 | -2.94% | |
| 22.98 | 23.68 | 22.98 | 23.47 | +2.31% | |
| 22.41 | 22.99 | 22.33 | 22.94 | +4.61% | |
| 22.53 | 22.54 | 21.87 | 21.93 | -2.66% | |
| 22.13 | 22.65 | 21.44 | 22.53 | +1.81% | |
| 21.77 | 22.45 | 21.69 | 22.13 | +1.51% | |
| 21.23 | 22.00 | 21.05 | 21.80 | +3.56% | |
| 22.11 | 22.28 | 20.83 | 21.05 | -4.62% | |
| 21.82 | 22.15 | 21.56 | 22.07 | +0.41% | |
| 22.24 | 22.31 | 21.89 | 21.98 | -1.43% | |
| 22.07 | 22.42 | 21.80 | 22.30 | +1.41% | |
| 22.83 | 22.83 | 21.92 | 21.99 | -3.97% | |
| 22.92 | 23.22 | 22.50 | 22.90 | -0.69% | |
| 22.14 | 23.22 | 22.14 | 23.06 | +3.78% | |
| 22.68 | 22.73 | 22.00 | 22.22 | -2.54% | |
| 23.27 | 23.49 | 22.60 | 22.80 | -2.85% | |
| 22.94 | 23.76 | 22.50 | 23.47 | +1.91% | |
| 22.18 | 23.08 | 22.18 | 23.03 | +4.07% | |
| 22.45 | 22.51 | 21.93 | 22.13 | -1.21% | |
| 22.23 | 22.70 | 22.17 | 22.40 | +0.76% | |
| 22.39 | 22.40 | 22.00 | 22.23 | -0.85% | |
| 22.25 | 22.74 | 22.06 | 22.42 | +0.85% | |
| 22.86 | 22.99 | 22.17 | 22.23 | -2.84% | |
| 22.52 | 22.90 | 22.32 | 22.88 | +2.23% | |
| 22.50 | 22.70 | 22.07 | 22.38 | -0.09% | |
| 22.36 | 22.62 | 22.00 | 22.40 | +0.76% | |
| 22.01 | 22.61 | 21.98 | 22.23 | +1.74% | |
| 21.96 | 22.08 | 21.57 | 21.85 | +0.92% | |
| 21.53 | 21.98 | 21.41 | 21.65 | +1.12% | |
| 21.02 | 21.68 | 20.88 | 21.41 | +2.05% | |
| 21.60 | 21.79 | 20.69 | 20.98 | -3.09% | |
| 21.41 | 21.99 | 21.32 | 21.65 | +1.12% | |
| 21.55 | 21.55 | 21.05 | 21.41 | -0.56% | |
| 21.47 | 21.78 | 21.18 | 21.53 | -0.37% | |
| 21.71 | 22.36 | 21.47 | 21.61 | -0.32% | |
| 21.60 | 21.95 | 21.42 | 21.68 | +1.31% | |
| 20.98 | 21.61 | 20.69 | 21.40 | +1.47% | |
| 20.80 | 21.09 | 20.50 | 21.09 | +0.86% | |
| 21.07 | 21.18 | 20.72 | 20.91 | -1.27% | |
| 20.49 | 21.64 | 20.17 | 21.18 | +3.72% | |
| 20.42 | 20.78 | 19.84 | 20.42 | +1.09% | |
| 19.31 | 20.58 | 19.31 | 20.20 | +5.15% | |
| 19.26 | 19.55 | 18.98 | 19.21 | -0.21% | |
| 19.13 | 19.62 | 18.96 | 19.25 | -0.26% | |
| 19.72 | 20.01 | 18.94 | 19.30 | -2.77% | |
| 19.95 | 20.20 | 19.70 | 19.85 | 0.00% | |
| 19.88 | 20.36 | 19.74 | 19.85 | 0.00% | |
| 19.85 | 19.98 | 19.49 | 19.85 | +0.25% | |
| 19.93 | 20.21 | 19.51 | 19.80 | -0.15% | |
| 19.70 | 20.54 | 18.61 | 19.83 | +0.76% | |
| 18.56 | 20.26 | 18.56 | 19.68 | +9.33% | |
| 17.46 | 18.72 | 17.40 | 18.00 | +5.51% | |
| 15.42 | 19.37 | 15.42 | 17.06 | +17.66% | |
| 14.15 | 14.71 | 14.15 | 14.50 | +2.11% | |
| 14.21 | 14.61 | 14.15 | 14.20 | -0.70% | |
| 14.72 | 14.72 | 14.30 | 14.30 | -1.58% | |
| 14.59 | 14.79 | 14.25 | 14.53 | -1.16% | |
| 14.66 | 14.90 | 14.62 | 14.70 | -1.21% | |
| 15.28 | 15.28 | 14.61 | 14.88 | -2.94% | |
| 15.35 | 15.45 | 15.18 | 15.33 | -0.33% | |
| 15.93 | 16.05 | 15.29 | 15.38 | -1.91% | |
| 15.18 | 15.95 | 15.11 | 15.68 | +3.84% | |
| 15.10 | 15.41 | 14.33 | 15.10 | +0.53% | |
| 14.59 | 15.15 | 14.51 | 15.02 | +3.23% | |
| 14.95 | 14.95 | 14.26 | 14.55 | -2.94% | |
| 14.94 | 15.24 | 14.55 | 14.99 | +1.01% | |
| 14.90 | 15.20 | 14.49 | 14.84 | -1.46% | |
| 15.19 | 15.29 | 14.35 | 15.06 | 0.00% | |
| 14.62 | 15.32 | 14.48 | 15.06 | +3.86% | |
| 14.00 | 14.63 | 14.00 | 14.50 | +2.84% | |
| 14.40 | 14.59 | 14.06 | 14.10 | -0.56% | |
| 14.46 | 14.50 | 13.86 | 14.18 | — |
Prices are adjusted for stock splits. See adjusted closing price for how dividends and splits affect history, and the ATNI chart for longer ranges.