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Prices are from Yahoo! Finance and may be delayed. Always check the latest price before trading.
CECO ENVIRONMENTAL CORP closed at $43.71 on Nov 6, 2026, −42.1% over 1 month, −18.0% over 1 year.
If you had invested $1,000 1 month ago, it would be worth $579 today (−42.1%).Price change only; dividends and fees are not included.
Over the same period the S&P 500 moved −5.7%, while this stock moved −42.1%.
| Date | Close | Change | % Change |
|---|---|---|---|
| Nov 6 (Fri) | $43.71 | +6.05 | +16.06% |
| Nov 5 (Thu) | $37.66 | −7.74 | −17.05% |
| Nov 4 (Wed) | $45.40 | −4.81 | −9.58% |
| Nov 3 (Tue) | $50.21 | +1.61 | +3.31% |
| Nov 2 (Mon) | $48.60 | −1.90 | −3.76% |
| Oct 30 (Fri) | $50.50 | −4.20 | −7.68% |
| Oct 29 (Thu) | $54.70 | −0.14 | −0.26% |
| Oct 28 (Wed) | $54.84 | +4.69 | +9.35% |
| Oct 27 (Tue) | $50.15 | +2.36 | +4.94% |
| Oct 26 (Mon) | $47.79 | −1.29 | −2.63% |
If you had invested $1,000 3 months ago, it would be worth $637 today (−36.3%).Price change only; dividends and fees are not included.
Over the same period the S&P 500 moved −4.3%, while this stock moved −36.3%.
| Date | Close | Change | % Change |
|---|---|---|---|
| Nov 6 (Fri) | $43.71 | +6.05 | +16.06% |
| Nov 5 (Thu) | $37.66 | −7.74 | −17.05% |
| Nov 4 (Wed) | $45.40 | −4.81 | −9.58% |
| Nov 3 (Tue) | $50.21 | +1.61 | +3.31% |
| Nov 2 (Mon) | $48.60 | −1.90 | −3.76% |
| Oct 30 (Fri) | $50.50 | −4.20 | −7.68% |
| Oct 29 (Thu) | $54.70 | −0.14 | −0.26% |
| Oct 28 (Wed) | $54.84 | +4.69 | +9.35% |
| Oct 27 (Tue) | $50.15 | +2.36 | +4.94% |
| Oct 26 (Mon) | $47.79 | −1.29 | −2.63% |
If you had invested $1,000 6 months ago, it would be worth $507 today (−49.3%).Price change only; dividends and fees are not included.
Over the same period the S&P 500 moved +0.2%, while this stock moved −49.3%.
| Month | Month-End Close | Monthly % |
|---|---|---|
| Nov 2026 | $43.71 | −13.4% |
| Oct 2026 | $50.50 | −27.5% |
| Sep 2026 | $69.64 | −2.2% |
| Aug 2026 | $71.20 | +8.1% |
| Jul 2026 | $65.89 | −27.4% |
| Jun 2026 | $90.74 | +21.4% |
| May 2026 | $74.75 | +0.8% |
If you had invested $1,000 1 year ago, it would be worth $820 today (−18.0%).Price change only; dividends and fees are not included.
Over the same period the S&P 500 moved +9.6%, while this stock moved −18.0%.
| Month | Month-End Close | Monthly % |
|---|---|---|
| Nov 2026 | $43.71 | −13.4% |
| Oct 2026 | $50.50 | −27.5% |
| Sep 2026 | $69.64 | −2.2% |
| Aug 2026 | $71.20 | +8.1% |
| Jul 2026 | $65.89 | −27.4% |
| Jun 2026 | $90.74 | +21.4% |
| May 2026 | $74.75 | +0.8% |
| Apr 2026 | $74.14 | +24.4% |
| Mar 2026 | $59.58 | −1.4% |
| Feb 2026 | $60.45 | −10.4% |
| Jan 2026 | $67.43 | +12.7% |
| Dec 2025 | $59.85 | +14.8% |
| Nov 2025 | $52.15 | ― |
If you had invested $1,000 3 years ago, it would be worth $2,245 today (+124.5%).Price change only; dividends and fees are not included.
Over the same period the S&P 500 moved +67.1%, while this stock moved +124.5%.
| Year | Year-End Close | Yearly % |
|---|---|---|
| 2026 (YTD) | $43.71 | −27.0% |
| 2025 | $59.85 | ― |
If you had invested $1,000 5 years ago, it would be worth $6,524 today (+552.4%).Price change only; dividends and fees are not included.
Over the same period the S&P 500 moved +57.5%, while this stock moved +552.4%.
| Year | Year-End Close | Yearly % |
|---|---|---|
| 2026 (YTD) | $43.71 | −27.0% |
| 2025 | $59.85 | ― |
If you had invested $1,000 in Dec 1984, it would be worth $9,991 today (+899.1%).Price change only; dividends and fees are not included.
Over the same period the S&P 500 moved +3,971.6%, while this stock moved +899.1%.
| Year | Year-End Close | Yearly % |
|---|---|---|
| 2026 (YTD) | $43.71 | −27.7% |
| 2025 | $60.45 | +143.0% |
| 2024 | $24.88 | +9.8% |
| 2023 | $22.65 | +44.9% |
| 2022 | $15.63 | +190.5% |
| 2021 | $5.38 | −34.4% |
| 2020 | $8.20 | +21.5% |
| 2019 | $6.75 | −11.4% |
| 2018 | $7.62 | +85.4% |
| 2017 | $4.11 | −63.6% |
| 2016 | $11.30 | +82.0% |
| 2015 | $6.21 | −56.4% |
| 2014 | $14.23 | −11.9% |
| 2013 | $16.15 | +49.5% |
| 2012 | $10.80 | +51.0% |
| 2011 | $7.15 | +21.4% |
| 2010 | $5.89 | +59.6% |
| 2009 | $3.69 | +58.4% |
| 2008 | $2.33 | −74.4% |
| 2007 | $9.11 | −42.4% |
| 2006 | $15.82 | +103.1% |
| 2005 | $7.79 | +103.4% |
| 2004 | $3.83 | +111.6% |
| 2003 | $1.81 | +6.5% |
| 2002 | $1.70 | −48.2% |
| 2001 | $3.28 | +74.9% |
| 2000 | $1.88 | −40.0% |
| 1999 | $3.13 | +8.7% |
| 1998 | $2.88 | −5.1% |
| 1997 | $3.03 | +21.2% |
| 1996 | $2.50 | −33.3% |
| 1995 | $3.75 | +53.8% |
| 1994 | $2.44 | −18.7% |
| 1993 | $3.00 | −7.7% |
| 1992 | $3.25 | +4.0% |
| 1991 | $3.13 | +150.0% |
| 1990 | $1.25 | +60.1% |
| 1989 | $0.78 | −66.7% |
| 1988 | $2.34 | +0.0% |
| 1987 | $2.34 | −65.9% |
| 1986 | $6.88 | −52.2% |
| 1985 | $14.38 | +228.6% |
| 1984 | $4.38 | ― |
Daily, weekly and monthly closes (Yahoo! Finance, split-adjusted, dividends excluded). "All" covers the range Yahoo provides (from Dec 1984). Please check the latest prices before trading.
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