Ciena (CIEN) seasonality heatmap
Returns across monthly, quarterly, and yearly periods. Cell color encodes signed magnitude; the scale auto-fits each table.
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | +7.7% | +38.5% | +11.3% | +35.9% | +10.0% | -23.1% | — | — | — | — | — | — |
| 2025 | +2.7% | -8.7% | -24.1% | +11.1% | +19.2% | +1.6% | +14.2% | +1.2% | +55.0% | +30.4% | +7.5% | +14.5% |
| 2024 | +17.8% | +7.5% | -13.2% | -6.5% | +4.2% | +0.0% | +9.5% | +9.3% | +6.8% | +3.1% | +9.8% | +21.6% |
| 2023 | +2.0% | -7.3% | +8.9% | -12.3% | +1.5% | -9.1% | -0.7% | +18.4% | -5.4% | -10.7% | +8.6% | -1.8% |
| 2022 | -13.8% | +3.2% | -11.4% | -9.0% | -7.9% | -10.1% | +12.9% | -1.7% | -20.3% | +18.5% | -6.1% | +13.4% |
| 2021 | +1.0% | -2.3% | +4.9% | -7.8% | +4.8% | +7.6% | +2.2% | -1.7% | -10.1% | +5.7% | +10.9% | +27.8% |
| 2020 | -4.7% | -5.5% | +3.5% | +16.2% | +19.5% | -2.0% | +9.9% | -4.6% | -30.1% | -0.8% | +13.7% | +18.0% |
| 2019 | +12.3% | +12.0% | -12.5% | +2.7% | -8.9% | +17.7% | +9.9% | -9.5% | -4.2% | -5.4% | +2.3% | +12.5% |
| 2018 | +1.7% | +8.9% | +11.8% | -0.6% | -10.5% | +15.0% | -4.2% | +24.3% | -1.1% | +0.1% | +4.4% | +4.0% |
| 2017 | -0.3% | +8.2% | -10.4% | -3.0% | +2.5% | +6.6% | +2.9% | -16.1% | +1.7% | -3.2% | +2.3% | -3.8% |
| 2016 | -14.1% | +15.4% | -7.2% | -11.5% | +3.7% | +7.4% | +2.3% | +11.8% | +1.6% | -11.1% | +10.7% | +13.8% |
| 2015 | -4.6% | +13.0% | -7.7% | +10.3% | +13.2% | -1.8% | +7.5% | -12.1% | -7.3% | +16.5% | +3.7% | -17.4% |
| 2014 | -2.5% | +5.3% | -7.4% | -13.1% | -1.9% | +11.6% | -9.8% | +5.9% | -19.2% | +0.2% | -1.4% | +17.4% |
| 2013 | -0.3% | -2.7% | +5.1% | -6.6% | +11.9% | +16.1% | +13.5% | -9.7% | +25.6% | -7.0% | -4.6% | +7.7% |
| 2012 | +20.2% | +2.3% | +8.7% | -8.5% | -8.6% | +20.8% | -2.1% | -14.7% | -0.6% | -8.6% | +19.8% | +5.5% |
| 2011 | +4.7% | +25.1% | -5.9% | +8.9% | -5.3% | -31.3% | -15.9% | -20.8% | -8.5% | +17.7% | -8.1% | -0.1% |
| 2010 | +17.6% | +12.5% | +6.4% | +21.4% | -16.0% | -18.6% | +3.2% | -4.6% | +24.7% | -11.3% | +9.6% | +39.1% |
| 2009 | -6.9% | -13.9% | +44.9% | +53.6% | -7.9% | -5.9% | +7.8% | +20.1% | +21.5% | -27.9% | +3.6% | -10.8% |
| 2008 | -20.5% | -4.8% | +19.4% | +9.7% | -9.6% | -24.2% | -10.8% | -15.9% | -42.0% | -4.7% | -23.0% | -9.5% |
| 2007 | +1.4% | +12.0% | -11.2% | +4.3% | +17.7% | +5.3% | +1.1% | +3.7% | +0.5% | +25.7% | -8.1% | -22.4% |
| 2006 | +34.7% | +0.5% | +29.6% | -21.5% | +5.1% | +11.9% | -24.5% | +8.8% | -1.4% | -13.7% | +6.9% | +10.2% |
| 2005 | -23.7% | -22.4% | -13.1% | +33.7% | -3.5% | -5.9% | +7.2% | +0.4% | +17.3% | -10.2% | +26.2% | -0.7% |
| 2004 | +10.5% | -21.0% | -13.3% | -16.9% | -13.1% | +3.1% | -23.8% | -35.5% | +8.8% | +24.7% | +3.2% | +31.0% |
| 2003 | +12.8% | -6.6% | -19.4% | +11.7% | +17.8% | -10.1% | +11.4% | +12.8% | -9.8% | +9.4% | +10.5% | -7.3% |
| 2002 | -11.3% | -38.9% | +16.0% | -16.8% | -24.4% | -26.0% | -3.8% | +0.5% | -26.7% | +23.9% | +80.7% | -22.7% |
| 2001 | +10.8% | -25.4% | -37.9% | +31.9% | -1.7% | -29.8% | -12.8% | -48.3% | -39.9% | +58.0% | +9.2% | -19.4% |
| 2000 | +14.1% | +143.5% | -21.1% | -2.0% | -3.2% | +39.3% | -14.7% | +56.0% | +10.8% | -14.4% | -27.8% | +7.0% |
| 1999 | +38.0% | +38.1% | -19.3% | +4.4% | +22.3% | +5.0% | +11.8% | +4.1% | +3.9% | -3.4% | +24.6% | +30.9% |
| 1998 | -9.9% | -23.8% | +1.6% | +30.8% | -6.7% | +33.9% | +6.4% | -62.0% | -49.1% | +20.1% | -1.1% | -14.0% |
| 1997 | — | — | -27.6% | +9.9% | +49.6% | +0.8% | +19.1% | -14.9% | +3.7% | +11.0% | -1.8% | +13.2% |
| Avg | +3.4% | +5.6% | -3.0% | +5.4% | +2.5% | +1.0% | +1.0% | -3.3% | -3.2% | +4.6% | +6.4% | +5.4% |
| Median | +1.7% | +2.3% | -7.3% | +3.5% | -0.1% | +1.6% | +2.9% | -1.7% | -1.1% | +0.1% | +4.4% | +7.0% |
| Last 5Y Avg | +3.3% | +6.6% | -5.7% | +3.8% | +5.4% | -2.0% | +7.6% | +5.1% | +5.2% | +9.4% | +6.2% | +15.1% |
| Std Dev (σ) | 14.5% | 31.9% | 17.6% | 18.2% | 14.7% | 17.1% | 11.5% | 22.3% | 22.0% | 17.9% | 18.5% | 16.7% |
| Consistency (μ/σ) | 0.23 | 0.18 | -0.17 | 0.29 | 0.17 | 0.06 | 0.09 | -0.15 | -0.15 | 0.26 | 0.35 | 0.33 |
| Win Rate (%) | 59% | 55% | 43% | 53% | 50% | 59% | 62% | 48% | 45% | 52% | 69% | 59% |
| Winning / Losing Months | ▲17▼12 | ▲16▼13 | ▲13▼17 | ▲16▼14 | ▲15▼15 | ▲17▼12 | ▲18▼11 | ▲14▼15 | ▲13▼16 | ▲15▼14 | ▲20▼9 | ▲17▼12 |
| Longest Win / Loss Streak | ▲4▼5 | ▲6▼5 | ▲3▼4 | ▲5▼4 | ▲4▼5 | ▲4▼4 | ▲4▼3 | ▲3▼4 | ▲2▼6 | ▲4▼3 | ▲7▼2 | ▲5▼3 |
| Best | +38.0%in January 1999 | +143.5%in February 2000 | +44.9%in March 2009 | +53.6%in April 2009 | +49.6%in May 1997 | +39.3%in June 2000 | +19.1%in July 1997 | +56.0%in August 2000 | +55.0%in September 2025 | +58.0%in October 2001 | +80.7%in November 2002 | +39.1%in December 2010 |
| Worst | -23.7%in January 2005 | -38.9%in February 2002 | -37.9%in March 2001 | -21.5%in April 2006 | -24.4%in May 2002 | -31.3%in June 2011 | -24.5%in July 2006 | -62.0%in August 1998 | -49.1%in September 1998 | -27.9%in October 2009 | -27.8%in November 2000 | -22.7%in December 2002 |
−62.0%+143.5%
2026
Jan+7.7%
Feb+38.5%
Mar+11.3%
Apr+35.9%
May+10.0%
Jun-23.1%
Jul—
Aug—
Sep—
Oct—
Nov—
Dec—
2025
Jan+2.7%
Feb-8.7%
Mar-24.1%
Apr+11.1%
May+19.2%
Jun+1.6%
Jul+14.2%
Aug+1.2%
Sep+55.0%
Oct+30.4%
Nov+7.5%
Dec+14.5%
2024
Jan+17.8%
Feb+7.5%
Mar-13.2%
Apr-6.5%
May+4.2%
Jun+0.0%
Jul+9.5%
Aug+9.3%
Sep+6.8%
Oct+3.1%
Nov+9.8%
Dec+21.6%
2023
Jan+2.0%
Feb-7.3%
Mar+8.9%
Apr-12.3%
May+1.5%
Jun-9.1%
Jul-0.7%
Aug+18.4%
Sep-5.4%
Oct-10.7%
Nov+8.6%
Dec-1.8%
2022
Jan-13.8%
Feb+3.2%
Mar-11.4%
Apr-9.0%
May-7.9%
Jun-10.1%
Jul+12.9%
Aug-1.7%
Sep-20.3%
Oct+18.5%
Nov-6.1%
Dec+13.4%
2021
Jan+1.0%
Feb-2.3%
Mar+4.9%
Apr-7.8%
May+4.8%
Jun+7.6%
Jul+2.2%
Aug-1.7%
Sep-10.1%
Oct+5.7%
Nov+10.9%
Dec+27.8%
2020
Jan-4.7%
Feb-5.5%
Mar+3.5%
Apr+16.2%
May+19.5%
Jun-2.0%
Jul+9.9%
Aug-4.6%
Sep-30.1%
Oct-0.8%
Nov+13.7%
Dec+18.0%
2019
Jan+12.3%
Feb+12.0%
Mar-12.5%
Apr+2.7%
May-8.9%
Jun+17.7%
Jul+9.9%
Aug-9.5%
Sep-4.2%
Oct-5.4%
Nov+2.3%
Dec+12.5%
2018
Jan+1.7%
Feb+8.9%
Mar+11.8%
Apr-0.6%
May-10.5%
Jun+15.0%
Jul-4.2%
Aug+24.3%
Sep-1.1%
Oct+0.1%
Nov+4.4%
Dec+4.0%
2017
Jan-0.3%
Feb+8.2%
Mar-10.4%
Apr-3.0%
May+2.5%
Jun+6.6%
Jul+2.9%
Aug-16.1%
Sep+1.7%
Oct-3.2%
Nov+2.3%
Dec-3.8%
2016
Jan-14.1%
Feb+15.4%
Mar-7.2%
Apr-11.5%
May+3.7%
Jun+7.4%
Jul+2.3%
Aug+11.8%
Sep+1.6%
Oct-11.1%
Nov+10.7%
Dec+13.8%
2015
Jan-4.6%
Feb+13.0%
Mar-7.7%
Apr+10.3%
May+13.2%
Jun-1.8%
Jul+7.5%
Aug-12.1%
Sep-7.3%
Oct+16.5%
Nov+3.7%
Dec-17.4%
2014
Jan-2.5%
Feb+5.3%
Mar-7.4%
Apr-13.1%
May-1.9%
Jun+11.6%
Jul-9.8%
Aug+5.9%
Sep-19.2%
Oct+0.2%
Nov-1.4%
Dec+17.4%
2013
Jan-0.3%
Feb-2.7%
Mar+5.1%
Apr-6.6%
May+11.9%
Jun+16.1%
Jul+13.5%
Aug-9.7%
Sep+25.6%
Oct-7.0%
Nov-4.6%
Dec+7.7%
2012
Jan+20.2%
Feb+2.3%
Mar+8.7%
Apr-8.5%
May-8.6%
Jun+20.8%
Jul-2.1%
Aug-14.7%
Sep-0.6%
Oct-8.6%
Nov+19.8%
Dec+5.5%
2011
Jan+4.7%
Feb+25.1%
Mar-5.9%
Apr+8.9%
May-5.3%
Jun-31.3%
Jul-15.9%
Aug-20.8%
Sep-8.5%
Oct+17.7%
Nov-8.1%
Dec-0.1%
2010
Jan+17.6%
Feb+12.5%
Mar+6.4%
Apr+21.4%
May-16.0%
Jun-18.6%
Jul+3.2%
Aug-4.6%
Sep+24.7%
Oct-11.3%
Nov+9.6%
Dec+39.1%
2009
Jan-6.9%
Feb-13.9%
Mar+44.9%
Apr+53.6%
May-7.9%
Jun-5.9%
Jul+7.8%
Aug+20.1%
Sep+21.5%
Oct-27.9%
Nov+3.6%
Dec-10.8%
2008
Jan-20.5%
Feb-4.8%
Mar+19.4%
Apr+9.7%
May-9.6%
Jun-24.2%
Jul-10.8%
Aug-15.9%
Sep-42.0%
Oct-4.7%
Nov-23.0%
Dec-9.5%
2007
Jan+1.4%
Feb+12.0%
Mar-11.2%
Apr+4.3%
May+17.7%
Jun+5.3%
Jul+1.1%
Aug+3.7%
Sep+0.5%
Oct+25.7%
Nov-8.1%
Dec-22.4%
2006
Jan+34.7%
Feb+0.5%
Mar+29.6%
Apr-21.5%
May+5.1%
Jun+11.9%
Jul-24.5%
Aug+8.8%
Sep-1.4%
Oct-13.7%
Nov+6.9%
Dec+10.2%
2005
Jan-23.7%
Feb-22.4%
Mar-13.1%
Apr+33.7%
May-3.5%
Jun-5.9%
Jul+7.2%
Aug+0.4%
Sep+17.3%
Oct-10.2%
Nov+26.2%
Dec-0.7%
2004
Jan+10.5%
Feb-21.0%
Mar-13.3%
Apr-16.9%
May-13.1%
Jun+3.1%
Jul-23.8%
Aug-35.5%
Sep+8.8%
Oct+24.7%
Nov+3.2%
Dec+31.0%
2003
Jan+12.8%
Feb-6.6%
Mar-19.4%
Apr+11.7%
May+17.8%
Jun-10.1%
Jul+11.4%
Aug+12.8%
Sep-9.8%
Oct+9.4%
Nov+10.5%
Dec-7.3%
2002
Jan-11.3%
Feb-38.9%
Mar+16.0%
Apr-16.8%
May-24.4%
Jun-26.0%
Jul-3.8%
Aug+0.5%
Sep-26.7%
Oct+23.9%
Nov+80.7%
Dec-22.7%
2001
Jan+10.8%
Feb-25.4%
Mar-37.9%
Apr+31.9%
May-1.7%
Jun-29.8%
Jul-12.8%
Aug-48.3%
Sep-39.9%
Oct+58.0%
Nov+9.2%
Dec-19.4%
2000
Jan+14.1%
Feb+143.5%
Mar-21.1%
Apr-2.0%
May-3.2%
Jun+39.3%
Jul-14.7%
Aug+56.0%
Sep+10.8%
Oct-14.4%
Nov-27.8%
Dec+7.0%
1999
Jan+38.0%
Feb+38.1%
Mar-19.3%
Apr+4.4%
May+22.3%
Jun+5.0%
Jul+11.8%
Aug+4.1%
Sep+3.9%
Oct-3.4%
Nov+24.6%
Dec+30.9%
1998
Jan-9.9%
Feb-23.8%
Mar+1.6%
Apr+30.8%
May-6.7%
Jun+33.9%
Jul+6.4%
Aug-62.0%
Sep-49.1%
Oct+20.1%
Nov-1.1%
Dec-14.0%
1997
Jan—
Feb—
Mar-27.6%
Apr+9.9%
May+49.6%
Jun+0.8%
Jul+19.1%
Aug-14.9%
Sep+3.7%
Oct+11.0%
Nov-1.8%
Dec+13.2%
Avg
Jan+3.4%
Feb+5.6%
Mar-3.0%
Apr+5.4%
May+2.5%
Jun+1.0%
Jul+1.0%
Aug-3.3%
Sep-3.2%
Oct+4.6%
Nov+6.4%
Dec+5.4%
Median
Jan+1.7%
Feb+2.3%
Mar-7.3%
Apr+3.5%
May-0.1%
Jun+1.6%
Jul+2.9%
Aug-1.7%
Sep-1.1%
Oct+0.1%
Nov+4.4%
Dec+7.0%
Last 5Y Avg
Jan+3.3%
Feb+6.6%
Mar-5.7%
Apr+3.8%
May+5.4%
Jun-2.0%
Jul+7.6%
Aug+5.1%
Sep+5.2%
Oct+9.4%
Nov+6.2%
Dec+15.1%
Std Dev (σ)
Jan14.5%
Feb31.9%
Mar17.6%
Apr18.2%
May14.7%
Jun17.1%
Jul11.5%
Aug22.3%
Sep22.0%
Oct17.9%
Nov18.5%
Dec16.7%
Consistency (μ/σ)
Jan0.23
Feb0.18
Mar-0.17
Apr0.29
May0.17
Jun0.06
Jul0.09
Aug-0.15
Sep-0.15
Oct0.26
Nov0.35
Dec0.33
Win Rate (%)
Jan59%
Feb55%
Mar43%
Apr53%
May50%
Jun59%
Jul62%
Aug48%
Sep45%
Oct52%
Nov69%
Dec59%
Winning / Losing Months
Jan▲17▼12
Feb▲16▼13
Mar▲13▼17
Apr▲16▼14
May▲15▼15
Jun▲17▼12
Jul▲18▼11
Aug▲14▼15
Sep▲13▼16
Oct▲15▼14
Nov▲20▼9
Dec▲17▼12
Longest Win / Loss Streak
Jan▲4▼5
Feb▲6▼5
Mar▲3▼4
Apr▲5▼4
May▲4▼5
Jun▲4▼4
Jul▲4▼3
Aug▲3▼4
Sep▲2▼6
Oct▲4▼3
Nov▲7▼2
Dec▲5▼3
Best
Jan+38.0%1999
Feb+143.5%2000
Mar+44.9%2009
Apr+53.6%2009
May+49.6%1997
Jun+39.3%2000
Jul+19.1%1997
Aug+56.0%2000
Sep+55.0%2025
Oct+58.0%2001
Nov+80.7%2002
Dec+39.1%2010
Worst
Jan-23.7%2005
Feb-38.9%2002
Mar-37.9%2001
Apr-21.5%2006
May-24.4%2002
Jun-31.3%2011
Jul-24.5%2006
Aug-62.0%1998
Sep-49.1%1998
Oct-27.9%2009
Nov-27.8%2000
Dec-22.7%2002
−62.0%+143.5%
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