Main Street Capital (MAIN) 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 | +6.1% | -10.6% | -5.8% | +5.4% | -8.3% | +1.3% | +0.3% | — | — | — | — | — |
| 2025 | +6.2% | -1.5% | -6.1% | -4.8% | +6.7% | +4.9% | +9.9% | +2.9% | -3.3% | -10.1% | +2.4% | +5.0% |
| 2024 | +5.3% | +1.5% | +4.7% | +5.4% | -0.7% | +4.2% | +1.8% | -3.0% | +2.6% | +2.9% | +8.6% | +6.6% |
| 2023 | +7.7% | +8.1% | -6.2% | +3.3% | -1.6% | +2.1% | +6.2% | -4.0% | +2.0% | -5.6% | +9.0% | +5.9% |
| 2022 | -0.9% | -0.9% | -1.6% | -5.1% | -4.7% | +1.9% | +17.5% | -6.9% | -18.8% | +10.5% | +4.1% | -2.5% |
| 2021 | -0.1% | +15.9% | +7.3% | +9.3% | -3.0% | +0.4% | +0.6% | +1.6% | -0.7% | +7.2% | +1.9% | +1.2% |
| 2020 | +0.4% | -13.8% | -43.9% | +28.2% | +20.4% | +0.4% | -2.0% | +0.5% | -1.6% | -6.7% | +14.5% | +3.6% |
| 2019 | +9.6% | +6.4% | -4.2% | +6.7% | +0.9% | +4.9% | +4.3% | +3.8% | -1.6% | +0.1% | +0.6% | +1.0% |
| 2018 | -4.0% | -5.8% | +4.3% | +2.8% | +2.2% | +0.3% | +4.2% | +2.8% | -4.1% | -2.5% | +3.0% | -10.5% |
| 2017 | -3.3% | +5.1% | +4.0% | +5.1% | -4.3% | +2.1% | +1.2% | +1.6% | +1.9% | +1.5% | +0.9% | -0.4% |
| 2016 | +0.0% | +2.5% | +7.2% | +0.2% | +3.6% | +3.6% | +2.4% | +3.3% | +0.5% | -1.7% | +9.0% | +2.2% |
| 2015 | -0.2% | +7.4% | +0.4% | +2.0% | -1.0% | +4.9% | -4.3% | -7.0% | -4.5% | +13.2% | +7.1% | -7.5% |
| 2014 | +4.1% | +4.1% | -5.9% | -3.8% | -0.8% | +7.6% | -7.2% | +7.7% | -5.3% | +4.4% | +2.7% | -8.6% |
| 2013 | +6.1% | +0.7% | +0.9% | -5.8% | -3.1% | -4.0% | +11.5% | -4.1% | +3.4% | +2.1% | +9.0% | +0.6% |
| 2012 | +4.8% | +6.3% | +5.8% | +4.6% | -8.8% | +4.9% | +1.8% | +9.2% | +11.4% | +2.3% | +2.6% | +0.0% |
| 2011 | +9.0% | +1.3% | -5.7% | +2.8% | +0.0% | +2.4% | -7.3% | +8.0% | -4.6% | -0.9% | +12.5% | +9.6% |
| 2010 | -11.3% | +3.6% | +8.8% | +2.5% | -7.3% | +3.3% | +11.0% | -9.1% | +8.2% | +6.5% | +2.4% | +6.8% |
| 2009 | +4.6% | -0.4% | +2.4% | +18.8% | +3.6% | +15.0% | -4.2% | +1.7% | +9.4% | -6.0% | +7.7% | +13.6% |
| 2008 | -4.3% | +1.0% | +3.4% | -5.3% | +7.7% | -12.9% | +3.0% | +18.4% | -16.8% | -3.7% | -12.5% | +3.9% |
| 2007 | — | — | — | — | — | — | — | — | — | — | +0.3% | -1.3% |
| Avg | +2.1% | +1.6% | -1.6% | +3.8% | +0.1% | +2.5% | +2.8% | +1.5% | -1.2% | +0.7% | +4.5% | +1.5% |
| Median | +4.1% | +1.5% | +0.9% | +2.8% | -0.8% | +2.4% | +2.1% | +1.7% | -1.1% | +0.8% | +3.0% | +1.2% |
| Last 5Y Avg | +4.9% | -0.7% | -3.0% | +0.8% | -1.7% | +2.9% | +7.2% | -1.9% | -3.6% | +1.0% | +5.2% | +3.2% |
| Std Dev (σ) | 5.4% | 6.7% | 11.5% | 8.4% | 6.7% | 5.3% | 6.7% | 6.8% | 7.8% | 6.2% | 5.9% | 6.1% |
| Consistency (μ/σ) | 0.39 | 0.24 | -0.14 | 0.45 | 0.01 | 0.47 | 0.42 | 0.23 | -0.16 | 0.12 | 0.77 | 0.25 |
| Win Rate (%) | 58% | 68% | 58% | 74% | 37% | 89% | 72% | 67% | 44% | 56% | 95% | 63% |
| Winning / Losing Months | ▲11▼8 | ▲13▼6 | ▲11▼8 | ▲14▼5 | ▲7▼12 | ▲17▼2 | ▲13▼5 | ▲12▼6 | ▲8▼10 | ▲10▼8 | ▲18▼1 | ▲12▼7 |
| Longest Win / Loss Streak | ▲4▼4 | ▲8▼2 | ▲4▼2 | ▲7▼2 | ▲3▼6 | ▲13▼1 | ▲5▼2 | ▲6▼3 | ▲2▼5 | ▲4▼2 | ▲17▼1 | ▲4▼2 |
| Best | +9.6%in January 2019 | +15.9%in February 2021 | +8.8%in March 2010 | +28.2%in April 2020 | +20.4%in May 2020 | +15.0%in June 2009 | +17.5%in July 2022 | +18.4%in August 2008 | +11.4%in September 2012 | +13.2%in October 2015 | +14.5%in November 2020 | +13.6%in December 2009 |
| Worst | -11.3%in January 2010 | -13.8%in February 2020 | -43.9%in March 2020 | -5.8%in April 2013 | -8.8%in May 2012 | -12.9%in June 2008 | -7.3%in July 2011 | -9.1%in August 2010 | -18.8%in September 2022 | -10.1%in October 2025 | -12.5%in November 2008 | -10.5%in December 2018 |
−43.9%+28.2%
2026
Jan+6.1%
Feb-10.6%
Mar-5.8%
Apr+5.4%
May-8.3%
Jun+1.3%
Jul+0.3%
Aug—
Sep—
Oct—
Nov—
Dec—
2025
Jan+6.2%
Feb-1.5%
Mar-6.1%
Apr-4.8%
May+6.7%
Jun+4.9%
Jul+9.9%
Aug+2.9%
Sep-3.3%
Oct-10.1%
Nov+2.4%
Dec+5.0%
2024
Jan+5.3%
Feb+1.5%
Mar+4.7%
Apr+5.4%
May-0.7%
Jun+4.2%
Jul+1.8%
Aug-3.0%
Sep+2.6%
Oct+2.9%
Nov+8.6%
Dec+6.6%
2023
Jan+7.7%
Feb+8.1%
Mar-6.2%
Apr+3.3%
May-1.6%
Jun+2.1%
Jul+6.2%
Aug-4.0%
Sep+2.0%
Oct-5.6%
Nov+9.0%
Dec+5.9%
2022
Jan-0.9%
Feb-0.9%
Mar-1.6%
Apr-5.1%
May-4.7%
Jun+1.9%
Jul+17.5%
Aug-6.9%
Sep-18.8%
Oct+10.5%
Nov+4.1%
Dec-2.5%
2021
Jan-0.1%
Feb+15.9%
Mar+7.3%
Apr+9.3%
May-3.0%
Jun+0.4%
Jul+0.6%
Aug+1.6%
Sep-0.7%
Oct+7.2%
Nov+1.9%
Dec+1.2%
2020
Jan+0.4%
Feb-13.8%
Mar-43.9%
Apr+28.2%
May+20.4%
Jun+0.4%
Jul-2.0%
Aug+0.5%
Sep-1.6%
Oct-6.7%
Nov+14.5%
Dec+3.6%
2019
Jan+9.6%
Feb+6.4%
Mar-4.2%
Apr+6.7%
May+0.9%
Jun+4.9%
Jul+4.3%
Aug+3.8%
Sep-1.6%
Oct+0.1%
Nov+0.6%
Dec+1.0%
2018
Jan-4.0%
Feb-5.8%
Mar+4.3%
Apr+2.8%
May+2.2%
Jun+0.3%
Jul+4.2%
Aug+2.8%
Sep-4.1%
Oct-2.5%
Nov+3.0%
Dec-10.5%
2017
Jan-3.3%
Feb+5.1%
Mar+4.0%
Apr+5.1%
May-4.3%
Jun+2.1%
Jul+1.2%
Aug+1.6%
Sep+1.9%
Oct+1.5%
Nov+0.9%
Dec-0.4%
2016
Jan+0.0%
Feb+2.5%
Mar+7.2%
Apr+0.2%
May+3.6%
Jun+3.6%
Jul+2.4%
Aug+3.3%
Sep+0.5%
Oct-1.7%
Nov+9.0%
Dec+2.2%
2015
Jan-0.2%
Feb+7.4%
Mar+0.4%
Apr+2.0%
May-1.0%
Jun+4.9%
Jul-4.3%
Aug-7.0%
Sep-4.5%
Oct+13.2%
Nov+7.1%
Dec-7.5%
2014
Jan+4.1%
Feb+4.1%
Mar-5.9%
Apr-3.8%
May-0.8%
Jun+7.6%
Jul-7.2%
Aug+7.7%
Sep-5.3%
Oct+4.4%
Nov+2.7%
Dec-8.6%
2013
Jan+6.1%
Feb+0.7%
Mar+0.9%
Apr-5.8%
May-3.1%
Jun-4.0%
Jul+11.5%
Aug-4.1%
Sep+3.4%
Oct+2.1%
Nov+9.0%
Dec+0.6%
2012
Jan+4.8%
Feb+6.3%
Mar+5.8%
Apr+4.6%
May-8.8%
Jun+4.9%
Jul+1.8%
Aug+9.2%
Sep+11.4%
Oct+2.3%
Nov+2.6%
Dec+0.0%
2011
Jan+9.0%
Feb+1.3%
Mar-5.7%
Apr+2.8%
May+0.0%
Jun+2.4%
Jul-7.3%
Aug+8.0%
Sep-4.6%
Oct-0.9%
Nov+12.5%
Dec+9.6%
2010
Jan-11.3%
Feb+3.6%
Mar+8.8%
Apr+2.5%
May-7.3%
Jun+3.3%
Jul+11.0%
Aug-9.1%
Sep+8.2%
Oct+6.5%
Nov+2.4%
Dec+6.8%
2009
Jan+4.6%
Feb-0.4%
Mar+2.4%
Apr+18.8%
May+3.6%
Jun+15.0%
Jul-4.2%
Aug+1.7%
Sep+9.4%
Oct-6.0%
Nov+7.7%
Dec+13.6%
2008
Jan-4.3%
Feb+1.0%
Mar+3.4%
Apr-5.3%
May+7.7%
Jun-12.9%
Jul+3.0%
Aug+18.4%
Sep-16.8%
Oct-3.7%
Nov-12.5%
Dec+3.9%
2007
Jan—
Feb—
Mar—
Apr—
May—
Jun—
Jul—
Aug—
Sep—
Oct—
Nov+0.3%
Dec-1.3%
Avg
Jan+2.1%
Feb+1.6%
Mar-1.6%
Apr+3.8%
May+0.1%
Jun+2.5%
Jul+2.8%
Aug+1.5%
Sep-1.2%
Oct+0.7%
Nov+4.5%
Dec+1.5%
Median
Jan+4.1%
Feb+1.5%
Mar+0.9%
Apr+2.8%
May-0.8%
Jun+2.4%
Jul+2.1%
Aug+1.7%
Sep-1.1%
Oct+0.8%
Nov+3.0%
Dec+1.2%
Last 5Y Avg
Jan+4.9%
Feb-0.7%
Mar-3.0%
Apr+0.8%
May-1.7%
Jun+2.9%
Jul+7.2%
Aug-1.9%
Sep-3.6%
Oct+1.0%
Nov+5.2%
Dec+3.2%
Std Dev (σ)
Jan5.4%
Feb6.7%
Mar11.5%
Apr8.4%
May6.7%
Jun5.3%
Jul6.7%
Aug6.8%
Sep7.8%
Oct6.2%
Nov5.9%
Dec6.1%
Consistency (μ/σ)
Jan0.39
Feb0.24
Mar-0.14
Apr0.45
May0.01
Jun0.47
Jul0.42
Aug0.23
Sep-0.16
Oct0.12
Nov0.77
Dec0.25
Win Rate (%)
Jan58%
Feb68%
Mar58%
Apr74%
May37%
Jun89%
Jul72%
Aug67%
Sep44%
Oct56%
Nov95%
Dec63%
Winning / Losing Months
Jan▲11▼8
Feb▲13▼6
Mar▲11▼8
Apr▲14▼5
May▲7▼12
Jun▲17▼2
Jul▲13▼5
Aug▲12▼6
Sep▲8▼10
Oct▲10▼8
Nov▲18▼1
Dec▲12▼7
Longest Win / Loss Streak
Jan▲4▼4
Feb▲8▼2
Mar▲4▼2
Apr▲7▼2
May▲3▼6
Jun▲13▼1
Jul▲5▼2
Aug▲6▼3
Sep▲2▼5
Oct▲4▼2
Nov▲17▼1
Dec▲4▼2
Best
Jan+9.6%2019
Feb+15.9%2021
Mar+8.8%2010
Apr+28.2%2020
May+20.4%2020
Jun+15.0%2009
Jul+17.5%2022
Aug+18.4%2008
Sep+11.4%2012
Oct+13.2%2015
Nov+14.5%2020
Dec+13.6%2009
Worst
Jan-11.3%2010
Feb-13.8%2020
Mar-43.9%2020
Apr-5.8%2013
May-8.8%2012
Jun-12.9%2008
Jul-7.3%2011
Aug-9.1%2010
Sep-18.8%2022
Oct-10.1%2025
Nov-12.5%2008
Dec-10.5%2018
−43.9%+28.2%
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