Nasdaq · CGO · stock
Calamos Global Total Return Fund (CGO) stock price history
Every Nasdaq trading session of Calamos Global Total Return Fund from Oct 27, 2005 to Sep 28, 2026: 5,261 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.
CGO adjusted close, 2005 to 2026
- $13.93
- All time high, 2026
- $14.02
- 52 week high, $10.31 low
- 5,261
- Daily sessions since 2005
Last updated Sep 28, 2026, the last stored session. Refreshes after each trading day. Full 2005 to 2026 series and minute bars.
CGO key facts
- Calamos Global Total Return Fund (CGO) closed at $12.84 on Sep 28, 2026 on Nasdaq.
- CGO's all time high close is $13.93, set on Jun 2, 2026; its all time low close is $1.43 on Oct 9, 2008.
- CGO's 52 week range is $10.31 to $14.02.
- CGO returned +13.7% over the year to Sep 28, 2026 and +25.3% over five years.
- Over ten years CGO returned +176%, +10.7% a year compounded.
- CGO's deepest drawdown was -60.0% from Dec 7, 2007 to Oct 9, 2008.
- DataCedar holds 5,261 daily sessions of CGO history from Oct 27, 2005 and minute bars from Jul 13, 2026, adjusted for splits and dividends, served by the API under a key.
CGO price chart, 2005 to 2026
CGO returns
Price return from the last close on or before the window start to Sep 28, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | -1.8% |
| 3 months | -2.5% |
| 6 months | +21.9% |
| Year to date | +16.3% |
| 1 year | +13.7% |
| 3 years | +87.1% |
| 5 years | +25.3% |
| 10 years | +176.2% |
| Since Oct 27, 2005 | +447.1% |
| Compound annual growth, 20.9 years | +8.5% |
CGO records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- $13.93 on Jun 2, 2026
- All time low close
- $1.43 on Oct 9, 2008
- 52 week high
- $14.02 on Jun 1, 2026
- 52 week low
- $10.31 on Nov 20, 2025
- Deepest drawdown
- -60.0% from Dec 7, 2007 to Oct 9, 2008, recovered Nov 5, 2010
- Best single session
- +27.0% on Oct 13, 2008
- Worst single session
- -24.1% on Mar 18, 2020
- Volatility, 1 year annualised
- 18.9%
- Sessions closing higher, 1 year
- 55%
- Growth of 1 since 2005
- 5.5×
- Best calendar year
- 2009, +68%
- Worst calendar year
- 2008, -44%
CGO 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. 2005 starts on Oct 27, 2005; 2026 runs to Sep 28, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | $11.11 | $14.02 | $10.44 | $12.84 | +17.2% | 5.4M | 185 |
| 2025 | $10.09 | $11.56 | $7.81 | $10.96 | +8.9% | 6.5M | 250 |
| 2024 | $7.30 | $10.90 | $7.21 | $10.07 | +36.8% | 7.1M | 252 |
| 2023 | $6.48 | $7.75 | $6.23 | $7.36 | +14.0% | 6.2M | 250 |
| 2022 | $10.18 | $10.29 | $6.25 | $6.45 | -36.6% | 7.2M | 251 |
| 2021 | $9.10 | $11.20 | $8.71 | $10.18 | +13.0% | 6.1M | 252 |
| 2020 | $7.49 | $9.40 | $3.52 | $9.00 | +20.9% | 8.6M | 253 |
| 2019 | $5.09 | $7.58 | $5.08 | $7.45 | +45.1% | 7M | 252 |
| 2018 | $6.92 | $7.54 | $4.83 | $5.13 | -26.1% | 7.5M | 251 |
| 2017 | $4.48 | $7.28 | $4.44 | $6.95 | +56.7% | 10.5M | 251 |
| 2016 | $4.24 | $4.74 | $3.54 | $4.44 | +3.0% | 6.8M | 252 |
| 2015 | $4.55 | $5.00 | $3.93 | $4.31 | -5.0% | 6.6M | 252 |
| 2014 | $4.42 | $4.93 | $3.87 | $4.54 | +2.6% | 6.1M | 252 |
| 2013 | $4.01 | $4.61 | $3.64 | $4.42 | +11.2% | 6.8M | 252 |
| 2012 | $3.64 | $4.16 | $3.48 | $3.98 | +9.8% | 6.1M | 250 |
| 2011 | $3.61 | $4.11 | $3.08 | $3.62 | +1.3% | 6.1M | 252 |
| 2010 | $3.27 | $3.64 | $2.79 | $3.58 | +10.9% | 9.9M | 252 |
| 2009 | $1.95 | $3.31 | $1.48 | $3.23 | +67.8% | 8.3M | 252 |
| 2008 | $3.44 | $3.55 | $1.26 | $1.92 | -44.4% | 6.8M | 253 |
| 2007 | $2.88 | $3.60 | $2.10 | $3.46 | +20.7% | 6.5M | 251 |
| 2006 | $2.22 | $2.88 | $2.19 | $2.86 | +28.2% | 8.1M | 251 |
| 2005 | $2.35 | $2.35 | $2.06 | $2.23 | n/a | 2.7M | 45 |
CGO monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| September 2026 | $12.84 | -2.6% |
| August 2026 | $13.18 | +3.9% |
| July 2026 | $12.68 | -6.5% |
| June 2026 | $13.57 | -2.2% |
| May 2026 | $13.87 | +9.7% |
| April 2026 | $12.64 | +16.3% |
| March 2026 | $10.87 | -11.4% |
| February 2026 | $12.27 | +3.5% |
| January 2026 | $11.85 | +8.2% |
| December 2025 | $10.96 | +2.2% |
| November 2025 | $10.72 | -4.9% |
| October 2025 | $11.27 | -0.0% |
About the CGO data
Daily bars. 5,261 sessions from Oct 27, 2005 to Sep 28, 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 Sep 28, 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 Oct 27, 2005, 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/CGO/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on Nasdaq
Common questions
CGO share price history
