Nasdaq · ATNI · stock
ATN International, Inc. (ATNI) stock price history
Every Nasdaq trading session of ATN International, Inc. from Nov 14, 1991 to Nov 12, 2026: 8,650 daily bars, adjusted for splits and dividends, with minute bars from Jul 13, 2026 forward. The full series is served by the API: a free key covers the last year, paid plans the whole history and minute bars.
ATNI adjusted close, 1991 to 2026
- $71.99
- All time high, 2018
- $33.41
- 52 week high, $18.34 low
- 8,650
- Daily sessions since 1991
Last updated Nov 12, 2026, the last stored session. Refreshes after each trading day. Full 1991 to 2026 series and minute bars.
ATNI key facts
- ATN International, Inc. (ATNI) closed at $29.06 on Nov 12, 2026 on Nasdaq.
- ATNI's all time high close is $71.99, set on Nov 28, 2018; its all time low close is $1.11 on Apr 6, 1995.
- ATNI's 52 week range is $18.34 to $33.41.
- ATNI returned +51.6% over the year to Nov 12, 2026 and -20.7% over five years.
- Over ten years ATNI returned -47%, -6.2% a year compounded.
- ATNI's deepest drawdown was -81.8% from Nov 28, 2018 to May 23, 2025.
- DataCedar holds 8,650 daily sessions of ATNI history from Nov 14, 1991 and minute bars from Jul 13, 2026, adjusted for splits and dividends, served by the API under a key.
ATNI price chart, 1991 to 2026
ATNI returns
Price return from the last close on or before the window start to Nov 12, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | +10.2% |
| 3 months | -6.4% |
| 6 months | +11.1% |
| Year to date | +27.9% |
| 1 year | +51.6% |
| 3 years | +3.2% |
| 5 years | -20.7% |
| 10 years | -47.0% |
| Since Nov 14, 1991 | +666.0% |
| Compound annual growth, 35.0 years | +6.0% |
ATNI records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- $71.99 on Nov 28, 2018
- All time low close
- $1.11 on Apr 6, 1995
- 52 week high
- $33.41 on Aug 10, 2026
- 52 week low
- $18.34 on Nov 18, 2025
- Deepest drawdown
- -81.8% from Nov 28, 2018 to May 23, 2025, not yet recovered
- Best single session
- +62.9% on Mar 19, 2020
- Worst single session
- -38.6% on Mar 18, 2020
- Volatility, 1 year annualised
- 49.3%
- Sessions closing higher, 1 year
- 52%
- Growth of 1 since 1991
- 7.7×
- Best calendar year
- 2009, +111%
- Worst calendar year
- 2024, -55%
ATNI price history by year
Open is the first session's open, high and low span the year, close is the last session's close, and the return is close over the previous year's close. 1991 starts on Nov 14, 1991; 2026 runs to Nov 12, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | $22.22 | $33.41 | $20.41 | $29.06 | +30.1% | 17.3M | 218 |
| 2025 | $15.71 | $23.01 | $12.86 | $22.34 | +43.8% | 13.8M | 250 |
| 2024 | $34.27 | $35.15 | $14.61 | $15.54 | -55.1% | 26.8M | 252 |
| 2023 | $39.57 | $43.58 | $24.29 | $34.60 | -11.9% | 11.4M | 250 |
| 2022 | $33.96 | $43.35 | $27.34 | $39.28 | +15.3% | 11.8M | 251 |
| 2021 | $35.32 | $44.21 | $31.84 | $34.06 | -2.9% | 10.7M | 252 |
| 2020 | $46.18 | $66.20 | $30.66 | $35.07 | -23.6% | 13.3M | 253 |
| 2019 | $57.90 | $65.10 | $41.58 | $45.89 | -21.6% | 15.2M | 252 |
| 2018 | $45.08 | $72.51 | $40.07 | $58.56 | +30.9% | 18.4M | 251 |
| 2017 | $63.91 | $69.97 | $39.83 | $44.75 | -29.9% | 19.2M | 251 |
| 2016 | $60.39 | $67.16 | $49.50 | $63.84 | +4.3% | 19.1M | 251 |
| 2015 | $52.43 | $65.33 | $46.69 | $61.23 | +17.7% | 15.3M | 252 |
| 2014 | $42.66 | $56.39 | $40.61 | $52.04 | +21.7% | 15.8M | 252 |
| 2013 | $27.91 | $43.70 | $26.39 | $42.76 | +57.3% | 10.9M | 252 |
| 2012 | $28.62 | $33.36 | $22.25 | $27.19 | -3.5% | 9.6M | 249 |
| 2011 | $27.33 | $30.69 | $19.89 | $28.19 | +4.3% | 12.9M | 252 |
| 2010 | $38.28 | $40.93 | $22.49 | $27.02 | -28.8% | 17.3M | 251 |
| 2009 | $17.99 | $40.27 | $9.42 | $37.95 | +111.3% | 17.9M | 252 |
| 2008 | $22.12 | $23.70 | $10.97 | $17.96 | -19.1% | 16.1M | 253 |
| 2007 | $18.98 | $25.77 | $15.36 | $22.20 | +17.0% | 20.1M | 251 |
| 2006 | $10.70 | $19.33 | $9.61 | $18.98 | +79.0% | 9.8M | 250 |
| 2005 | $8.00 | $11.30 | $6.76 | $10.60 | +33.4% | 912K | 228 |
| 2004 | $6.68 | $8.28 | $6.15 | $7.95 | +19.9% | 958.3K | 213 |
| 2003 | $3.51 | $6.83 | $3.51 | $6.63 | +89.1% | 2.3M | 231 |
| 2002 | $2.98 | $3.51 | $2.39 | $3.51 | +16.4% | 1.3M | 222 |
| 2001 | $2.05 | $3.36 | $2.01 | $3.01 | +50.4% | 1.3M | 208 |
| 2000 | $1.74 | $2.83 | $1.64 | $2.00 | +16.4% | 2.5M | 252 |
| 1999 | $1.58 | $2.12 | $1.41 | $1.72 | +7.4% | 3.4M | 252 |
| 1998 | $1.89 | $2.83 | $1.18 | $1.60 | -15.4% | 8.6M | 250 |
| 1997 | $2.61 | $3.05 | $1.78 | $1.89 | -28.7% | 13.8M | 253 |
| 1996 | $1.89 | $4.79 | $1.85 | $2.65 | +41.0% | 36.3M | 253 |
| 1995 | $1.52 | $2.20 | $1.04 | $1.88 | +26.3% | 13.5M | 252 |
| 1994 | $2.48 | $2.48 | $1.22 | $1.49 | -39.9% | 17.4M | 252 |
| 1993 | $4.04 | $4.43 | $1.70 | $2.48 | -39.3% | 39M | 253 |
| 1992 | $4.17 | $4.26 | $1.65 | $4.09 | -4.0% | 38M | 254 |
| 1991 | $3.46 | $4.26 | $3.37 | $4.26 | n/a | 19M | 32 |
ATNI monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| November 2026 | $29.06 | +13.2% |
| October 2026 | $25.68 | -6.7% |
| September 2026 | $27.53 | -8.7% |
| August 2026 | $30.17 | +26.7% |
| July 2026 | $23.81 | -10.1% |
| June 2026 | $26.49 | -4.9% |
| May 2026 | $27.87 | +0.8% |
| April 2026 | $27.64 | +2.6% |
| March 2026 | $26.93 | -4.6% |
| February 2026 | $28.23 | +19.1% |
| January 2026 | $23.70 | +6.1% |
| December 2025 | $22.34 | +9.4% |
About the ATNI data
Daily bars. 8,650 sessions from Nov 14, 1991 to Nov 12, 2026, one row per Nasdaq trading day with open, high, low, close and volume. Prices are adjusted for splits and cash dividends so the series is comparable across its whole length; the API also serves the raw, split only and dividend only views.
Minute bars. Stored from Jul 13, 2026 forward, most recent session Nov 3, 2026. Minute history is captured from the day collection began and is never backfilled, so this start date is exact. Five minute, fifteen minute and hourly bars are derived from these minutes.
Time and currency. Session dates are Nasdaq trading days; minute timestamps are UTC. Prices are in USD. Volume is shares traded on the session.
Get the data. The REST endpoint returns the daily series as JSON with pagination; a free key serves the last year, Quant and above the full history back to Nov 14, 1991, and minute bars come with the paid windows. It takes timeframe (1Min, 5Min, 15Min, 1Hour, 1Day), adjustment, start and end. See the bars endpoint and authentication, and pricing for the plan windows.
curl "https://api.datacedar.com/v3/stocks/nasdaq%3AATNI/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on Nasdaq
Common questions
ATNI share price history
