MKS (MKSI) 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 | +47.3% | +3.9% | -6.0% | +23.5% | +14.3% | +17.7% | — | — | — | — | — | — |
| 2025 | +8.5% | -18.8% | -12.7% | -12.5% | +17.5% | +20.9% | -4.2% | +8.8% | +19.8% | +16.1% | +9.0% | +2.2% |
| 2024 | +3.5% | +15.5% | +8.3% | -10.5% | +6.6% | +3.2% | -3.6% | -5.1% | -8.8% | -8.6% | +14.6% | -8.1% |
| 2023 | +20.8% | -5.0% | -8.6% | -5.4% | +16.3% | +11.1% | +1.0% | -8.0% | -13.7% | -24.1% | +26.1% | +24.6% |
| 2022 | -10.8% | -2.9% | -0.4% | -24.0% | +8.6% | -16.9% | +15.2% | -15.6% | -17.0% | -0.6% | +2.4% | +1.0% |
| 2021 | +5.1% | +4.5% | +12.4% | -3.4% | +5.2% | -5.5% | -12.1% | -5.8% | +2.5% | -0.6% | +1.5% | +14.5% |
| 2020 | -4.7% | -4.3% | -18.7% | +23.1% | +5.6% | +7.2% | +12.5% | -6.1% | -8.6% | -0.8% | +27.5% | +9.0% |
| 2019 | +26.3% | +1.7% | +12.3% | -2.2% | -21.3% | +9.0% | +9.3% | -7.8% | +17.9% | +17.3% | -1.6% | +3.5% |
| 2018 | +8.3% | +9.0% | +3.9% | -11.5% | +9.8% | -14.7% | -1.5% | -1.3% | -13.7% | -8.1% | +6.8% | -17.7% |
| 2017 | +10.9% | -0.2% | +4.8% | +13.8% | +4.7% | -17.7% | +24.3% | -1.3% | +14.7% | +15.0% | -13.0% | +0.2% |
| 2016 | -1.5% | -6.7% | +14.4% | -4.7% | +14.8% | +5.1% | +6.1% | +7.1% | +2.0% | +1.5% | +14.4% | +3.2% |
| 2015 | -4.4% | +1.5% | -4.4% | +3.0% | +8.8% | +0.6% | -6.4% | -4.6% | -0.5% | +5.1% | +5.1% | -2.4% |
| 2014 | +0.7% | +0.3% | -0.6% | -5.8% | +3.1% | +8.3% | +1.7% | +7.3% | -1.6% | +9.1% | +0.6% | +0.4% |
| 2013 | +7.8% | -1.8% | +0.3% | -1.2% | +5.4% | -5.7% | +2.2% | -7.0% | +6.2% | +11.4% | +1.0% | +0.5% |
| 2012 | +8.4% | -0.2% | -1.4% | -6.3% | -4.9% | +10.4% | -8.5% | +3.3% | -6.0% | -7.4% | +3.4% | +6.3% |
| 2011 | +17.2% | +5.1% | +10.9% | -14.8% | -6.8% | +0.5% | -5.6% | -6.3% | -6.5% | +22.7% | +1.4% | +3.6% |
| 2010 | -4.6% | +8.7% | +8.7% | +15.8% | -12.4% | -5.8% | +14.7% | -19.6% | +4.2% | +14.8% | -1.4% | +20.3% |
| 2009 | -5.0% | -10.3% | +16.5% | +6.7% | -13.9% | -2.5% | +47.4% | -4.9% | +4.7% | -18.9% | -3.1% | +14.8% |
| 2008 | -2.9% | +8.0% | +6.6% | +6.8% | +3.1% | -7.0% | -6.0% | +9.4% | -11.6% | -6.9% | -22.8% | +3.3% |
| 2007 | -3.2% | +10.3% | +5.8% | +5.6% | +1.1% | +1.7% | -18.1% | -2.9% | -13.7% | +5.6% | -9.5% | +5.4% |
| 2006 | +21.6% | +2.8% | +4.7% | +1.6% | -8.3% | -7.8% | +2.7% | +1.1% | -2.7% | +6.5% | -4.1% | +8.8% |
| 2005 | -15.6% | +18.1% | -14.1% | -6.8% | +12.8% | +1.2% | +13.2% | -7.0% | -3.0% | +9.6% | +0.0% | -5.2% |
| 2004 | -18.5% | +2.2% | -0.6% | -20.0% | +21.6% | -2.3% | -35.5% | -8.7% | +14.1% | +3.3% | +7.3% | +9.2% |
| 2003 | -17.6% | -2.2% | -5.7% | +11.3% | +40.2% | -6.5% | +23.3% | +22.4% | -21.3% | +20.1% | +6.8% | +4.4% |
| 2002 | -11.1% | +11.8% | +27.5% | -1.0% | -9.4% | -34.6% | -15.3% | -20.3% | -19.4% | +20.2% | +45.0% | -13.7% |
| 2001 | +51.7% | -25.5% | +6.9% | +34.8% | +5.9% | +7.9% | -11.1% | -12.6% | -20.6% | +21.6% | +3.8% | +20.6% |
| 2000 | -9.9% | +39.8% | +11.0% | -6.9% | -16.2% | -0.6% | -35.6% | +39.5% | -22.1% | -32.9% | -17.7% | +2.4% |
| 1999 | — | — | — | +1.8% | +11.9% | +22.2% | +14.3% | -13.7% | +21.1% | -5.6% | +18.5% | +45.2% |
| Avg | +4.7% | +2.4% | +3.0% | +0.4% | +4.4% | -0.7% | +0.9% | -2.2% | -3.1% | +3.2% | +4.5% | +5.8% |
| Median | +0.7% | +1.7% | +4.7% | -1.7% | +5.5% | +0.5% | +1.0% | -5.1% | -3.0% | +5.1% | +2.4% | +3.5% |
| Last 5Y Avg | +13.8% | -1.4% | -3.9% | -5.8% | +12.6% | +2.6% | -0.7% | -5.1% | -3.4% | -3.6% | +10.7% | +6.8% |
| Std Dev (σ) | 17.5% | 12.0% | 10.3% | 13.4% | 13.0% | 12.0% | 17.6% | 12.5% | 13.0% | 14.2% | 14.0% | 12.4% |
| Consistency (μ/σ) | 0.27 | 0.20 | 0.30 | 0.03 | 0.34 | -0.06 | 0.05 | -0.18 | -0.24 | 0.22 | 0.32 | 0.47 |
| Win Rate (%) | 52% | 59% | 59% | 43% | 71% | 52% | 52% | 30% | 37% | 59% | 67% | 81% |
| Winning / Losing Months | ▲14▼13 | ▲16▼11 | ▲16▼11 | ▲12▼16 | ▲20▼8 | ▲14▼13 | ▲14▼13 | ▲8▼19 | ▲10▼17 | ▲16▼11 | ▲18▼9 | ▲22▼5 |
| Longest Win / Loss Streak | ▲4▼4 | ▲5▼2 | ▲6▼3 | ▲5▼5 | ▲7▼4 | ▲3▼3 | ▲2▼3 | ▲1▼8 | ▲2▼4 | ▲7▼5 | ▲6▼6 | ▲9▼1 |
| Best | +51.7%in January 2001 | +39.8%in February 2000 | +27.5%in March 2002 | +34.8%in April 2001 | +40.2%in May 2003 | +22.2%in June 1999 | +47.4%in July 2009 | +39.5%in August 2000 | +21.1%in September 1999 | +22.7%in October 2011 | +45.0%in November 2002 | +45.2%in December 1999 |
| Worst | -18.5%in January 2004 | -25.5%in February 2001 | -18.7%in March 2020 | -24.0%in April 2022 | -21.3%in May 2019 | -34.6%in June 2002 | -35.6%in July 2000 | -20.3%in August 2002 | -22.1%in September 2000 | -32.9%in October 2000 | -22.8%in November 2008 | -17.7%in December 2018 |
−35.6%+51.7%
2026
Jan+47.3%
Feb+3.9%
Mar-6.0%
Apr+23.5%
May+14.3%
Jun+17.7%
Jul—
Aug—
Sep—
Oct—
Nov—
Dec—
2025
Jan+8.5%
Feb-18.8%
Mar-12.7%
Apr-12.5%
May+17.5%
Jun+20.9%
Jul-4.2%
Aug+8.8%
Sep+19.8%
Oct+16.1%
Nov+9.0%
Dec+2.2%
2024
Jan+3.5%
Feb+15.5%
Mar+8.3%
Apr-10.5%
May+6.6%
Jun+3.2%
Jul-3.6%
Aug-5.1%
Sep-8.8%
Oct-8.6%
Nov+14.6%
Dec-8.1%
2023
Jan+20.8%
Feb-5.0%
Mar-8.6%
Apr-5.4%
May+16.3%
Jun+11.1%
Jul+1.0%
Aug-8.0%
Sep-13.7%
Oct-24.1%
Nov+26.1%
Dec+24.6%
2022
Jan-10.8%
Feb-2.9%
Mar-0.4%
Apr-24.0%
May+8.6%
Jun-16.9%
Jul+15.2%
Aug-15.6%
Sep-17.0%
Oct-0.6%
Nov+2.4%
Dec+1.0%
2021
Jan+5.1%
Feb+4.5%
Mar+12.4%
Apr-3.4%
May+5.2%
Jun-5.5%
Jul-12.1%
Aug-5.8%
Sep+2.5%
Oct-0.6%
Nov+1.5%
Dec+14.5%
2020
Jan-4.7%
Feb-4.3%
Mar-18.7%
Apr+23.1%
May+5.6%
Jun+7.2%
Jul+12.5%
Aug-6.1%
Sep-8.6%
Oct-0.8%
Nov+27.5%
Dec+9.0%
2019
Jan+26.3%
Feb+1.7%
Mar+12.3%
Apr-2.2%
May-21.3%
Jun+9.0%
Jul+9.3%
Aug-7.8%
Sep+17.9%
Oct+17.3%
Nov-1.6%
Dec+3.5%
2018
Jan+8.3%
Feb+9.0%
Mar+3.9%
Apr-11.5%
May+9.8%
Jun-14.7%
Jul-1.5%
Aug-1.3%
Sep-13.7%
Oct-8.1%
Nov+6.8%
Dec-17.7%
2017
Jan+10.9%
Feb-0.2%
Mar+4.8%
Apr+13.8%
May+4.7%
Jun-17.7%
Jul+24.3%
Aug-1.3%
Sep+14.7%
Oct+15.0%
Nov-13.0%
Dec+0.2%
2016
Jan-1.5%
Feb-6.7%
Mar+14.4%
Apr-4.7%
May+14.8%
Jun+5.1%
Jul+6.1%
Aug+7.1%
Sep+2.0%
Oct+1.5%
Nov+14.4%
Dec+3.2%
2015
Jan-4.4%
Feb+1.5%
Mar-4.4%
Apr+3.0%
May+8.8%
Jun+0.6%
Jul-6.4%
Aug-4.6%
Sep-0.5%
Oct+5.1%
Nov+5.1%
Dec-2.4%
2014
Jan+0.7%
Feb+0.3%
Mar-0.6%
Apr-5.8%
May+3.1%
Jun+8.3%
Jul+1.7%
Aug+7.3%
Sep-1.6%
Oct+9.1%
Nov+0.6%
Dec+0.4%
2013
Jan+7.8%
Feb-1.8%
Mar+0.3%
Apr-1.2%
May+5.4%
Jun-5.7%
Jul+2.2%
Aug-7.0%
Sep+6.2%
Oct+11.4%
Nov+1.0%
Dec+0.5%
2012
Jan+8.4%
Feb-0.2%
Mar-1.4%
Apr-6.3%
May-4.9%
Jun+10.4%
Jul-8.5%
Aug+3.3%
Sep-6.0%
Oct-7.4%
Nov+3.4%
Dec+6.3%
2011
Jan+17.2%
Feb+5.1%
Mar+10.9%
Apr-14.8%
May-6.8%
Jun+0.5%
Jul-5.6%
Aug-6.3%
Sep-6.5%
Oct+22.7%
Nov+1.4%
Dec+3.6%
2010
Jan-4.6%
Feb+8.7%
Mar+8.7%
Apr+15.8%
May-12.4%
Jun-5.8%
Jul+14.7%
Aug-19.6%
Sep+4.2%
Oct+14.8%
Nov-1.4%
Dec+20.3%
2009
Jan-5.0%
Feb-10.3%
Mar+16.5%
Apr+6.7%
May-13.9%
Jun-2.5%
Jul+47.4%
Aug-4.9%
Sep+4.7%
Oct-18.9%
Nov-3.1%
Dec+14.8%
2008
Jan-2.9%
Feb+8.0%
Mar+6.6%
Apr+6.8%
May+3.1%
Jun-7.0%
Jul-6.0%
Aug+9.4%
Sep-11.6%
Oct-6.9%
Nov-22.8%
Dec+3.3%
2007
Jan-3.2%
Feb+10.3%
Mar+5.8%
Apr+5.6%
May+1.1%
Jun+1.7%
Jul-18.1%
Aug-2.9%
Sep-13.7%
Oct+5.6%
Nov-9.5%
Dec+5.4%
2006
Jan+21.6%
Feb+2.8%
Mar+4.7%
Apr+1.6%
May-8.3%
Jun-7.8%
Jul+2.7%
Aug+1.1%
Sep-2.7%
Oct+6.5%
Nov-4.1%
Dec+8.8%
2005
Jan-15.6%
Feb+18.1%
Mar-14.1%
Apr-6.8%
May+12.8%
Jun+1.2%
Jul+13.2%
Aug-7.0%
Sep-3.0%
Oct+9.6%
Nov+0.0%
Dec-5.2%
2004
Jan-18.5%
Feb+2.2%
Mar-0.6%
Apr-20.0%
May+21.6%
Jun-2.3%
Jul-35.5%
Aug-8.7%
Sep+14.1%
Oct+3.3%
Nov+7.3%
Dec+9.2%
2003
Jan-17.6%
Feb-2.2%
Mar-5.7%
Apr+11.3%
May+40.2%
Jun-6.5%
Jul+23.3%
Aug+22.4%
Sep-21.3%
Oct+20.1%
Nov+6.8%
Dec+4.4%
2002
Jan-11.1%
Feb+11.8%
Mar+27.5%
Apr-1.0%
May-9.4%
Jun-34.6%
Jul-15.3%
Aug-20.3%
Sep-19.4%
Oct+20.2%
Nov+45.0%
Dec-13.7%
2001
Jan+51.7%
Feb-25.5%
Mar+6.9%
Apr+34.8%
May+5.9%
Jun+7.9%
Jul-11.1%
Aug-12.6%
Sep-20.6%
Oct+21.6%
Nov+3.8%
Dec+20.6%
2000
Jan-9.9%
Feb+39.8%
Mar+11.0%
Apr-6.9%
May-16.2%
Jun-0.6%
Jul-35.6%
Aug+39.5%
Sep-22.1%
Oct-32.9%
Nov-17.7%
Dec+2.4%
1999
Jan—
Feb—
Mar—
Apr+1.8%
May+11.9%
Jun+22.2%
Jul+14.3%
Aug-13.7%
Sep+21.1%
Oct-5.6%
Nov+18.5%
Dec+45.2%
Avg
Jan+4.7%
Feb+2.4%
Mar+3.0%
Apr+0.4%
May+4.4%
Jun-0.7%
Jul+0.9%
Aug-2.2%
Sep-3.1%
Oct+3.2%
Nov+4.5%
Dec+5.8%
Median
Jan+0.7%
Feb+1.7%
Mar+4.7%
Apr-1.7%
May+5.5%
Jun+0.5%
Jul+1.0%
Aug-5.1%
Sep-3.0%
Oct+5.1%
Nov+2.4%
Dec+3.5%
Last 5Y Avg
Jan+13.8%
Feb-1.4%
Mar-3.9%
Apr-5.8%
May+12.6%
Jun+2.6%
Jul-0.7%
Aug-5.1%
Sep-3.4%
Oct-3.6%
Nov+10.7%
Dec+6.8%
Std Dev (σ)
Jan17.5%
Feb12.0%
Mar10.3%
Apr13.4%
May13.0%
Jun12.0%
Jul17.6%
Aug12.5%
Sep13.0%
Oct14.2%
Nov14.0%
Dec12.4%
Consistency (μ/σ)
Jan0.27
Feb0.20
Mar0.30
Apr0.03
May0.34
Jun-0.06
Jul0.05
Aug-0.18
Sep-0.24
Oct0.22
Nov0.32
Dec0.47
Win Rate (%)
Jan52%
Feb59%
Mar59%
Apr43%
May71%
Jun52%
Jul52%
Aug30%
Sep37%
Oct59%
Nov67%
Dec81%
Winning / Losing Months
Jan▲14▼13
Feb▲16▼11
Mar▲16▼11
Apr▲12▼16
May▲20▼8
Jun▲14▼13
Jul▲14▼13
Aug▲8▼19
Sep▲10▼17
Oct▲16▼11
Nov▲18▼9
Dec▲22▼5
Longest Win / Loss Streak
Jan▲4▼4
Feb▲5▼2
Mar▲6▼3
Apr▲5▼5
May▲7▼4
Jun▲3▼3
Jul▲2▼3
Aug▲1▼8
Sep▲2▼4
Oct▲7▼5
Nov▲6▼6
Dec▲9▼1
Best
Jan+51.7%2001
Feb+39.8%2000
Mar+27.5%2002
Apr+34.8%2001
May+40.2%2003
Jun+22.2%1999
Jul+47.4%2009
Aug+39.5%2000
Sep+21.1%1999
Oct+22.7%2011
Nov+45.0%2002
Dec+45.2%1999
Worst
Jan-18.5%2004
Feb-25.5%2001
Mar-18.7%2020
Apr-24.0%2022
May-21.3%2019
Jun-34.6%2002
Jul-35.6%2000
Aug-20.3%2002
Sep-22.1%2000
Oct-32.9%2000
Nov-22.8%2008
Dec-17.7%2018
−35.6%+51.7%
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