Nasdaq · CCOI · stock
Cogent Communications Holdings, INC. (CCOI) stock price history
Every Nasdaq trading session of Cogent Communications Holdings, INC. from Feb 5, 2002 to Nov 12, 2026: 6,155 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.
CCOI adjusted close, 2002 to 2026
- $78.84
- All time high, 2024
- $28.65
- 52 week high, $3.56 low
- 6,155
- Daily sessions since 2002
Last updated Nov 12, 2026, the last stored session. Refreshes after each trading day. Full 2002 to 2026 series and minute bars.
CCOI key facts
- Cogent Communications Holdings, INC. (CCOI) closed at $3.92 on Nov 12, 2026 on Nasdaq.
- CCOI's all time high close is $78.84, set on Nov 7, 2024; its all time low close is $1.91 on Nov 20, 2008.
- CCOI's 52 week range is $3.56 to $28.65.
- CCOI returned -78.7% over the year to Nov 12, 2026 and -93.5% over five years.
- Over ten years CCOI returned -84%, -16.9% a year compounded.
- CCOI's deepest drawdown was -96.5% from Feb 5, 2002 to Nov 20, 2008.
- DataCedar holds 6,155 daily sessions of CCOI history from Feb 5, 2002 and minute bars from Jul 13, 2026, adjusted for splits and dividends, served by the API under a key.
CCOI price chart, 2002 to 2026
CCOI returns
Price return from the last close on or before the window start to Nov 12, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | -53.3% |
| 3 months | -61.6% |
| 6 months | -75.6% |
| Year to date | -82.0% |
| 1 year | -78.7% |
| 3 years | -93.1% |
| 5 years | -93.5% |
| 10 years | -84.3% |
| Since Feb 5, 2002 | -92.9% |
| Compound annual growth, 24.8 years | -10.1% |
CCOI records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- $78.84 on Nov 7, 2024
- All time low close
- $1.91 on Nov 20, 2008
- 52 week high
- $28.65 on Feb 18, 2026
- 52 week low
- $3.56 on Nov 6, 2026
- Deepest drawdown
- -96.5% from Feb 5, 2002 to Nov 20, 2008, recovered Feb 14, 2020
- Best single session
- +123.8% on Jun 9, 2003
- Worst single session
- -53.4% on Jun 7, 2005
- Volatility, 1 year annualised
- 102.8%
- Sessions closing higher, 1 year
- 49%
- Best calendar year
- 2003, +208%
- Worst calendar year
- 2005, -75%
CCOI 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. 2002 starts on Feb 5, 2002; 2026 runs to Nov 12, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | $21.57 | $28.65 | $3.56 | $3.92 | -81.8% | 333.8M | 218 |
| 2025 | $72.36 | $78.58 | $15.91 | $21.51 | -70.1% | 261.7M | 250 |
| 2024 | $66.74 | $80.14 | $46.30 | $72.05 | +7.2% | 110.8M | 252 |
| 2023 | $47.67 | $67.77 | $47.24 | $67.21 | +41.2% | 82.3M | 250 |
| 2022 | $57.80 | $58.18 | $38.36 | $47.59 | -17.2% | 73.3M | 251 |
| 2021 | $44.98 | $62.88 | $42.36 | $57.48 | +27.8% | 67M | 252 |
| 2020 | $47.51 | $67.64 | $39.47 | $44.98 | -5.3% | 102.4M | 253 |
| 2019 | $30.89 | $48.13 | $30.40 | $47.51 | +52.0% | 66.1M | 252 |
| 2018 | $30.22 | $39.00 | $23.67 | $31.26 | +4.3% | 69.7M | 251 |
| 2017 | $26.42 | $35.93 | $24.53 | $29.99 | +14.3% | 83.2M | 249 |
| 2016 | $20.83 | $27.10 | $18.07 | $26.23 | +24.1% | 111.2M | 252 |
| 2015 | $20.89 | $23.59 | $15.58 | $21.14 | +2.5% | 120.3M | 252 |
| 2014 | $22.64 | $24.54 | $17.16 | $20.62 | -9.5% | 106M | 251 |
| 2013 | $12.72 | $23.27 | $12.55 | $22.80 | +82.8% | 58.3M | 251 |
| 2012 | $9.30 | $13.09 | $7.91 | $12.47 | +35.4% | 94.5M | 250 |
| 2011 | $7.76 | $9.81 | $6.67 | $9.21 | +19.4% | 76.2M | 251 |
| 2010 | $5.42 | $7.87 | $3.81 | $7.71 | +43.4% | 74.1M | 251 |
| 2009 | $3.57 | $6.97 | $2.93 | $5.38 | +51.0% | 104.7M | 252 |
| 2008 | $12.92 | $13.41 | $1.85 | $3.56 | -72.5% | 246.2M | 253 |
| 2007 | $8.96 | $19.03 | $8.58 | $12.93 | +46.2% | 186.9M | 251 |
| 2006 | $3.06 | $9.27 | $2.80 | $8.84 | +195.4% | 84.1M | 250 |
| 2005 | $12.00 | $15.43 | $2.28 | $2.99 | -74.6% | 37.2M | 243 |
| 2004 | $12.87 | $29.88 | $2.51 | $11.78 | -7.7% | 1M | 229 |
| 2003 | $6.43 | $35.33 | $3.49 | $12.76 | +207.9% | 248.2K | 239 |
| 2002 | $58.34 | $59.98 | $2.84 | $4.14 | n/a | 76.2K | 202 |
CCOI monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| November 2026 | $3.92 | -41.8% |
| October 2026 | $6.74 | -13.5% |
| September 2026 | $7.79 | -18.3% |
| August 2026 | $9.54 | -29.3% |
| July 2026 | $13.50 | -2.7% |
| June 2026 | $13.88 | -21.8% |
| May 2026 | $17.76 | -21.5% |
| April 2026 | $22.62 | +20.2% |
| March 2026 | $18.82 | +0.5% |
| February 2026 | $18.72 | -22.8% |
| January 2026 | $24.25 | +12.7% |
| December 2025 | $21.51 | +13.0% |
About the CCOI data
Daily bars. 6,155 sessions from Feb 5, 2002 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 Oct 23, 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 Feb 5, 2002, 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%3ACCOI/bars?timeframe=1Day&adjustment=all&limit=50000" \
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Common questions
CCOI share price history
