Charles River (CRL) 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 | +5.5% | -15.2% | -3.4% | -3.2% | +8.2% | +3.8% | — | — | — | — | — | — |
| 2025 | -10.7% | +0.3% | -8.9% | -21.2% | +14.3% | +11.9% | +11.8% | -3.7% | -4.2% | +15.1% | -1.1% | +12.0% |
| 2024 | -8.5% | +17.5% | +6.6% | -15.5% | -9.0% | -0.9% | +18.2% | -19.0% | -0.4% | -9.3% | +11.5% | -7.3% |
| 2023 | +11.6% | -9.8% | -8.0% | -5.8% | +1.7% | +8.7% | -0.3% | -1.3% | -5.2% | -14.1% | +17.1% | +20.0% |
| 2022 | -12.5% | -11.7% | -2.5% | -15.0% | -3.1% | -8.6% | +17.1% | -18.1% | -4.1% | +7.9% | +7.7% | -4.7% |
| 2021 | +3.7% | +10.5% | +1.3% | +14.7% | +1.7% | +9.4% | +10.0% | +9.1% | -7.0% | +8.7% | -18.5% | +3.0% |
| 2020 | +1.2% | +0.6% | -18.9% | +14.6% | +24.2% | -3.0% | +14.1% | +10.0% | +3.4% | +0.6% | +3.0% | +6.5% |
| 2019 | +8.8% | +15.4% | +2.2% | -3.3% | -10.7% | +13.1% | -5.2% | -2.5% | +0.9% | -1.8% | +11.7% | +5.2% |
| 2018 | -3.7% | +1.1% | +0.1% | -2.4% | +3.2% | +4.4% | +10.7% | -0.6% | +8.9% | -9.5% | +10.7% | -16.1% |
| 2017 | +6.1% | +7.6% | +3.4% | -0.3% | +2.6% | +9.9% | -2.9% | +10.8% | -0.7% | +7.7% | -10.4% | +5.0% |
| 2016 | -7.7% | -1.1% | +3.4% | +4.4% | +8.4% | -4.1% | +6.7% | -5.4% | +0.2% | -9.0% | -6.3% | +7.2% |
| 2015 | +9.0% | +10.6% | +3.4% | -12.8% | +4.6% | -2.8% | +10.3% | -11.2% | -7.8% | +2.7% | +17.4% | +5.0% |
| 2014 | +6.6% | +5.1% | +1.6% | -11.0% | -0.3% | -0.1% | +1.3% | +9.0% | +1.1% | +5.7% | +2.5% | -1.7% |
| 2013 | +10.3% | -1.4% | +8.7% | -1.8% | -0.4% | -5.3% | +11.0% | +1.1% | +0.5% | +6.4% | +6.0% | +1.7% |
| 2012 | +23.6% | +4.0% | +2.7% | -1.6% | -6.1% | -1.9% | +3.9% | +6.7% | +9.0% | -5.8% | +2.8% | -2.3% |
| 2011 | +7.9% | -5.0% | +5.3% | +9.9% | -8.3% | +5.1% | -2.7% | -16.3% | -13.6% | +12.8% | -12.2% | -3.6% |
| 2010 | +7.9% | +4.3% | +3.7% | -14.8% | +0.2% | +2.0% | -9.1% | -9.1% | +17.3% | -1.1% | -0.4% | +8.9% |
| 2009 | -6.8% | +1.6% | +9.7% | +1.6% | +13.7% | +7.4% | -2.0% | +4.3% | +7.2% | -1.2% | -12.0% | +4.8% |
| 2008 | -5.3% | -6.0% | +0.6% | -1.5% | +10.7% | -0.6% | +4.0% | -1.3% | -15.4% | -35.5% | -36.4% | +14.9% |
| 2007 | +4.0% | +1.9% | +0.9% | +2.4% | +12.3% | -2.9% | -0.9% | +2.5% | +7.0% | +3.3% | +9.5% | +3.6% |
| 2006 | +8.9% | +4.8% | +1.4% | -3.6% | -15.3% | -8.1% | -3.5% | +14.5% | +6.8% | -1.1% | -2.7% | +3.6% |
| 2005 | +3.0% | -2.7% | +2.0% | +0.7% | +1.5% | +0.3% | +0.9% | +4.4% | -14.2% | +0.3% | +4.1% | -7.0% |
| 2004 | +17.0% | +7.2% | -0.5% | +7.4% | -2.0% | +8.4% | -7.8% | -3.4% | +5.2% | +2.2% | -0.1% | -1.6% |
| 2003 | -22.6% | +0.4% | -14.7% | +6.4% | +17.0% | +1.3% | +15.5% | -3.8% | -14.2% | +5.1% | +0.7% | +5.8% |
| 2002 | -8.8% | -2.9% | +4.5% | -3.4% | +22.7% | -4.6% | +8.7% | +3.8% | -0.8% | -6.4% | -0.5% | +5.3% |
| 2001 | +3.0% | -14.2% | +2.3% | +0.2% | +27.8% | +7.3% | -10.9% | +17.8% | -0.9% | -5.0% | -1.3% | +1.0% |
| 2000 | — | — | — | — | — | — | +36.1% | -9.1% | +23.9% | -22.8% | -18.6% | +28.1% |
| Avg | +2.0% | +0.9% | +0.3% | -2.1% | +4.6% | +1.9% | +5.2% | -0.4% | +0.1% | -1.7% | -0.6% | +3.7% |
| Median | +3.9% | +0.9% | +1.8% | -1.7% | +2.2% | +0.3% | +3.9% | -1.0% | -0.1% | -0.4% | +0.3% | +4.2% |
| Last 5Y Avg | -2.9% | -3.8% | -3.2% | -12.1% | +2.4% | +4.1% | +11.3% | -6.6% | -4.2% | +1.6% | +3.3% | +4.6% |
| Std Dev (σ) | 10.2% | 8.2% | 6.5% | 9.0% | 11.0% | 6.3% | 10.4% | 9.7% | 9.4% | 10.9% | 12.1% | 8.9% |
| Consistency (μ/σ) | 0.19 | 0.11 | 0.04 | -0.23 | 0.42 | 0.30 | 0.50 | -0.04 | 0.01 | -0.16 | -0.05 | 0.42 |
| Win Rate (%) | 65% | 62% | 73% | 38% | 65% | 52% | 62% | 46% | 50% | 50% | 50% | 69% |
| Winning / Losing Months | ▲17▼9 | ▲16▼10 | ▲19▼7 | ▲10▼16 | ▲17▼9 | ▲13▼12 | ▲16▼10 | ▲12▼14 | ▲13▼13 | ▲13▼13 | ▲13▼13 | ▲18▼8 |
| Longest Win / Loss Streak | ▲6▼2 | ▲5▼2 | ▲15▼2 | ▲3▼5 | ▲4▼4 | ▲3▼5 | ▲5▼3 | ▲3▼4 | ▲3▼5 | ▲3▼3 | ▲4▼4 | ▲5▼2 |
| Best | +23.6%in January 2012 | +17.5%in February 2024 | +9.7%in March 2009 | +14.7%in April 2021 | +27.8%in May 2001 | +13.1%in June 2019 | +36.1%in July 2000 | +17.8%in August 2001 | +23.9%in September 2000 | +15.1%in October 2025 | +17.4%in November 2015 | +28.1%in December 2000 |
| Worst | -22.6%in January 2003 | -15.2%in February 2026 | -18.9%in March 2020 | -21.2%in April 2025 | -15.3%in May 2006 | -8.6%in June 2022 | -10.9%in July 2001 | -19.0%in August 2024 | -15.4%in September 2008 | -35.5%in October 2008 | -36.4%in November 2008 | -16.1%in December 2018 |
−36.4%+36.1%
2026
Jan+5.5%
Feb-15.2%
Mar-3.4%
Apr-3.2%
May+8.2%
Jun+3.8%
Jul—
Aug—
Sep—
Oct—
Nov—
Dec—
2025
Jan-10.7%
Feb+0.3%
Mar-8.9%
Apr-21.2%
May+14.3%
Jun+11.9%
Jul+11.8%
Aug-3.7%
Sep-4.2%
Oct+15.1%
Nov-1.1%
Dec+12.0%
2024
Jan-8.5%
Feb+17.5%
Mar+6.6%
Apr-15.5%
May-9.0%
Jun-0.9%
Jul+18.2%
Aug-19.0%
Sep-0.4%
Oct-9.3%
Nov+11.5%
Dec-7.3%
2023
Jan+11.6%
Feb-9.8%
Mar-8.0%
Apr-5.8%
May+1.7%
Jun+8.7%
Jul-0.3%
Aug-1.3%
Sep-5.2%
Oct-14.1%
Nov+17.1%
Dec+20.0%
2022
Jan-12.5%
Feb-11.7%
Mar-2.5%
Apr-15.0%
May-3.1%
Jun-8.6%
Jul+17.1%
Aug-18.1%
Sep-4.1%
Oct+7.9%
Nov+7.7%
Dec-4.7%
2021
Jan+3.7%
Feb+10.5%
Mar+1.3%
Apr+14.7%
May+1.7%
Jun+9.4%
Jul+10.0%
Aug+9.1%
Sep-7.0%
Oct+8.7%
Nov-18.5%
Dec+3.0%
2020
Jan+1.2%
Feb+0.6%
Mar-18.9%
Apr+14.6%
May+24.2%
Jun-3.0%
Jul+14.1%
Aug+10.0%
Sep+3.4%
Oct+0.6%
Nov+3.0%
Dec+6.5%
2019
Jan+8.8%
Feb+15.4%
Mar+2.2%
Apr-3.3%
May-10.7%
Jun+13.1%
Jul-5.2%
Aug-2.5%
Sep+0.9%
Oct-1.8%
Nov+11.7%
Dec+5.2%
2018
Jan-3.7%
Feb+1.1%
Mar+0.1%
Apr-2.4%
May+3.2%
Jun+4.4%
Jul+10.7%
Aug-0.6%
Sep+8.9%
Oct-9.5%
Nov+10.7%
Dec-16.1%
2017
Jan+6.1%
Feb+7.6%
Mar+3.4%
Apr-0.3%
May+2.6%
Jun+9.9%
Jul-2.9%
Aug+10.8%
Sep-0.7%
Oct+7.7%
Nov-10.4%
Dec+5.0%
2016
Jan-7.7%
Feb-1.1%
Mar+3.4%
Apr+4.4%
May+8.4%
Jun-4.1%
Jul+6.7%
Aug-5.4%
Sep+0.2%
Oct-9.0%
Nov-6.3%
Dec+7.2%
2015
Jan+9.0%
Feb+10.6%
Mar+3.4%
Apr-12.8%
May+4.6%
Jun-2.8%
Jul+10.3%
Aug-11.2%
Sep-7.8%
Oct+2.7%
Nov+17.4%
Dec+5.0%
2014
Jan+6.6%
Feb+5.1%
Mar+1.6%
Apr-11.0%
May-0.3%
Jun-0.1%
Jul+1.3%
Aug+9.0%
Sep+1.1%
Oct+5.7%
Nov+2.5%
Dec-1.7%
2013
Jan+10.3%
Feb-1.4%
Mar+8.7%
Apr-1.8%
May-0.4%
Jun-5.3%
Jul+11.0%
Aug+1.1%
Sep+0.5%
Oct+6.4%
Nov+6.0%
Dec+1.7%
2012
Jan+23.6%
Feb+4.0%
Mar+2.7%
Apr-1.6%
May-6.1%
Jun-1.9%
Jul+3.9%
Aug+6.7%
Sep+9.0%
Oct-5.8%
Nov+2.8%
Dec-2.3%
2011
Jan+7.9%
Feb-5.0%
Mar+5.3%
Apr+9.9%
May-8.3%
Jun+5.1%
Jul-2.7%
Aug-16.3%
Sep-13.6%
Oct+12.8%
Nov-12.2%
Dec-3.6%
2010
Jan+7.9%
Feb+4.3%
Mar+3.7%
Apr-14.8%
May+0.2%
Jun+2.0%
Jul-9.1%
Aug-9.1%
Sep+17.3%
Oct-1.1%
Nov-0.4%
Dec+8.9%
2009
Jan-6.8%
Feb+1.6%
Mar+9.7%
Apr+1.6%
May+13.7%
Jun+7.4%
Jul-2.0%
Aug+4.3%
Sep+7.2%
Oct-1.2%
Nov-12.0%
Dec+4.8%
2008
Jan-5.3%
Feb-6.0%
Mar+0.6%
Apr-1.5%
May+10.7%
Jun-0.6%
Jul+4.0%
Aug-1.3%
Sep-15.4%
Oct-35.5%
Nov-36.4%
Dec+14.9%
2007
Jan+4.0%
Feb+1.9%
Mar+0.9%
Apr+2.4%
May+12.3%
Jun-2.9%
Jul-0.9%
Aug+2.5%
Sep+7.0%
Oct+3.3%
Nov+9.5%
Dec+3.6%
2006
Jan+8.9%
Feb+4.8%
Mar+1.4%
Apr-3.6%
May-15.3%
Jun-8.1%
Jul-3.5%
Aug+14.5%
Sep+6.8%
Oct-1.1%
Nov-2.7%
Dec+3.6%
2005
Jan+3.0%
Feb-2.7%
Mar+2.0%
Apr+0.7%
May+1.5%
Jun+0.3%
Jul+0.9%
Aug+4.4%
Sep-14.2%
Oct+0.3%
Nov+4.1%
Dec-7.0%
2004
Jan+17.0%
Feb+7.2%
Mar-0.5%
Apr+7.4%
May-2.0%
Jun+8.4%
Jul-7.8%
Aug-3.4%
Sep+5.2%
Oct+2.2%
Nov-0.1%
Dec-1.6%
2003
Jan-22.6%
Feb+0.4%
Mar-14.7%
Apr+6.4%
May+17.0%
Jun+1.3%
Jul+15.5%
Aug-3.8%
Sep-14.2%
Oct+5.1%
Nov+0.7%
Dec+5.8%
2002
Jan-8.8%
Feb-2.9%
Mar+4.5%
Apr-3.4%
May+22.7%
Jun-4.6%
Jul+8.7%
Aug+3.8%
Sep-0.8%
Oct-6.4%
Nov-0.5%
Dec+5.3%
2001
Jan+3.0%
Feb-14.2%
Mar+2.3%
Apr+0.2%
May+27.8%
Jun+7.3%
Jul-10.9%
Aug+17.8%
Sep-0.9%
Oct-5.0%
Nov-1.3%
Dec+1.0%
2000
Jan—
Feb—
Mar—
Apr—
May—
Jun—
Jul+36.1%
Aug-9.1%
Sep+23.9%
Oct-22.8%
Nov-18.6%
Dec+28.1%
Avg
Jan+2.0%
Feb+0.9%
Mar+0.3%
Apr-2.1%
May+4.6%
Jun+1.9%
Jul+5.2%
Aug-0.4%
Sep+0.1%
Oct-1.7%
Nov-0.6%
Dec+3.7%
Median
Jan+3.9%
Feb+0.9%
Mar+1.8%
Apr-1.7%
May+2.2%
Jun+0.3%
Jul+3.9%
Aug-1.0%
Sep-0.1%
Oct-0.4%
Nov+0.3%
Dec+4.2%
Last 5Y Avg
Jan-2.9%
Feb-3.8%
Mar-3.2%
Apr-12.1%
May+2.4%
Jun+4.1%
Jul+11.3%
Aug-6.6%
Sep-4.2%
Oct+1.6%
Nov+3.3%
Dec+4.6%
Std Dev (σ)
Jan10.2%
Feb8.2%
Mar6.5%
Apr9.0%
May11.0%
Jun6.3%
Jul10.4%
Aug9.7%
Sep9.4%
Oct10.9%
Nov12.1%
Dec8.9%
Consistency (μ/σ)
Jan0.19
Feb0.11
Mar0.04
Apr-0.23
May0.42
Jun0.30
Jul0.50
Aug-0.04
Sep0.01
Oct-0.16
Nov-0.05
Dec0.42
Win Rate (%)
Jan65%
Feb62%
Mar73%
Apr38%
May65%
Jun52%
Jul62%
Aug46%
Sep50%
Oct50%
Nov50%
Dec69%
Winning / Losing Months
Jan▲17▼9
Feb▲16▼10
Mar▲19▼7
Apr▲10▼16
May▲17▼9
Jun▲13▼12
Jul▲16▼10
Aug▲12▼14
Sep▲13▼13
Oct▲13▼13
Nov▲13▼13
Dec▲18▼8
Longest Win / Loss Streak
Jan▲6▼2
Feb▲5▼2
Mar▲15▼2
Apr▲3▼5
May▲4▼4
Jun▲3▼5
Jul▲5▼3
Aug▲3▼4
Sep▲3▼5
Oct▲3▼3
Nov▲4▼4
Dec▲5▼2
Best
Jan+23.6%2012
Feb+17.5%2024
Mar+9.7%2009
Apr+14.7%2021
May+27.8%2001
Jun+13.1%2019
Jul+36.1%2000
Aug+17.8%2001
Sep+23.9%2000
Oct+15.1%2025
Nov+17.4%2015
Dec+28.1%2000
Worst
Jan-22.6%2003
Feb-15.2%2026
Mar-18.9%2020
Apr-21.2%2025
May-15.3%2006
Jun-8.6%2022
Jul-10.9%2001
Aug-19.0%2024
Sep-15.4%2008
Oct-35.5%2008
Nov-36.4%2008
Dec-16.1%2018
−36.4%+36.1%
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