S&P Global (SPGI) 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 | +1.0% | -16.1% | -3.7% | +1.4% | -1.7% | -1.2% | — | — | — | — | — | — |
| 2025 | +4.7% | +2.6% | -4.8% | -1.6% | +2.8% | +2.8% | +4.5% | -0.3% | -11.3% | +0.1% | +2.6% | +4.8% |
| 2024 | +1.8% | -4.3% | -0.7% | -2.3% | +3.0% | +4.3% | +8.7% | +6.1% | +0.7% | -7.0% | +9.0% | -4.7% |
| 2023 | +11.9% | -8.8% | +1.0% | +5.2% | +1.6% | +9.1% | -1.6% | -0.7% | -6.5% | -4.4% | +19.3% | +5.9% |
| 2022 | -12.0% | -9.3% | +9.2% | -8.2% | -6.9% | -3.6% | +11.8% | -6.4% | -13.3% | +5.2% | +10.1% | -5.1% |
| 2021 | -3.6% | +4.1% | +7.1% | +10.6% | -2.6% | +8.2% | +4.5% | +3.7% | -4.3% | +11.6% | -3.7% | +3.6% |
| 2020 | +7.6% | -9.3% | -7.8% | +19.5% | +11.2% | +1.4% | +6.3% | +4.8% | -1.6% | -10.5% | +9.2% | -6.6% |
| 2019 | +12.8% | +4.8% | +5.1% | +4.8% | -2.8% | +6.5% | +7.5% | +6.5% | -5.8% | +5.3% | +2.8% | +3.2% |
| 2018 | +6.9% | +6.2% | -0.4% | -1.3% | +5.0% | +3.2% | -1.7% | +3.6% | -5.6% | -6.7% | +0.6% | -7.1% |
| 2017 | +11.8% | +8.1% | +1.0% | +2.6% | +6.7% | +2.2% | +5.2% | +0.8% | +1.3% | +0.1% | +6.0% | +2.4% |
| 2016 | — | — | — | — | +5.0% | -4.1% | +13.9% | +1.4% | +2.4% | -3.7% | -2.0% | -9.6% |
| Avg | +4.3% | -2.2% | +0.6% | +3.1% | +1.9% | +3.0% | +5.9% | +1.9% | -4.4% | -1.0% | +5.4% | -1.3% |
| Median | +5.8% | -0.9% | +0.3% | +2.0% | +2.8% | +3.0% | +5.8% | +2.5% | -4.9% | -1.8% | +4.4% | -1.2% |
| Last 5Y Avg | +1.5% | -7.2% | +0.2% | -1.1% | -0.3% | +4.2% | +5.6% | +0.5% | -6.9% | +1.1% | +7.4% | +0.9% |
| Std Dev (σ) | 7.8% | 8.4% | 5.4% | 7.7% | 5.1% | 4.4% | 5.0% | 3.9% | 5.2% | 6.8% | 6.8% | 5.8% |
| Consistency (μ/σ) | 0.55 | -0.26 | 0.11 | 0.40 | 0.38 | 0.68 | 1.17 | 0.50 | -0.84 | -0.15 | 0.79 | -0.23 |
| Win Rate (%) | 80% | 50% | 50% | 60% | 64% | 80% | 80% | 70% | 30% | 50% | 80% | 50% |
| Winning / Losing Months | ▲8▼2 | ▲5▼5 | ▲5▼5 | ▲6▼4 | ▲7▼4 | ▲8▼2 | ▲8▼2 | ▲7▼3 | ▲3▼7 | ▲5▼5 | ▲8▼2 | ▲5▼5 |
| Longest Win / Loss Streak | ▲4▼2 | ▲3▼3 | ▲3▼3 | ▲3▼2 | ▲3▼2 | ▲5▼1 | ▲4▼1 | ▲6▼2 | ▲2▼6 | ▲2▼2 | ▲4▼1 | ▲1▼1 |
| Best | +12.8%in January 2019 | +8.1%in February 2017 | +9.2%in March 2022 | +19.5%in April 2020 | +11.2%in May 2020 | +9.1%in June 2023 | +13.9%in July 2016 | +6.5%in August 2019 | +2.4%in September 2016 | +11.6%in October 2021 | +19.3%in November 2023 | +5.9%in December 2023 |
| Worst | -12.0%in January 2022 | -16.1%in February 2026 | -7.8%in March 2020 | -8.2%in April 2022 | -6.9%in May 2022 | -4.1%in June 2016 | -1.7%in July 2018 | -6.4%in August 2022 | -13.3%in September 2022 | -10.5%in October 2020 | -3.7%in November 2021 | -9.6%in December 2016 |
−16.1%+19.5%
2026
Jan+1.0%
Feb-16.1%
Mar-3.7%
Apr+1.4%
May-1.7%
Jun-1.2%
Jul—
Aug—
Sep—
Oct—
Nov—
Dec—
2025
Jan+4.7%
Feb+2.6%
Mar-4.8%
Apr-1.6%
May+2.8%
Jun+2.8%
Jul+4.5%
Aug-0.3%
Sep-11.3%
Oct+0.1%
Nov+2.6%
Dec+4.8%
2024
Jan+1.8%
Feb-4.3%
Mar-0.7%
Apr-2.3%
May+3.0%
Jun+4.3%
Jul+8.7%
Aug+6.1%
Sep+0.7%
Oct-7.0%
Nov+9.0%
Dec-4.7%
2023
Jan+11.9%
Feb-8.8%
Mar+1.0%
Apr+5.2%
May+1.6%
Jun+9.1%
Jul-1.6%
Aug-0.7%
Sep-6.5%
Oct-4.4%
Nov+19.3%
Dec+5.9%
2022
Jan-12.0%
Feb-9.3%
Mar+9.2%
Apr-8.2%
May-6.9%
Jun-3.6%
Jul+11.8%
Aug-6.4%
Sep-13.3%
Oct+5.2%
Nov+10.1%
Dec-5.1%
2021
Jan-3.6%
Feb+4.1%
Mar+7.1%
Apr+10.6%
May-2.6%
Jun+8.2%
Jul+4.5%
Aug+3.7%
Sep-4.3%
Oct+11.6%
Nov-3.7%
Dec+3.6%
2020
Jan+7.6%
Feb-9.3%
Mar-7.8%
Apr+19.5%
May+11.2%
Jun+1.4%
Jul+6.3%
Aug+4.8%
Sep-1.6%
Oct-10.5%
Nov+9.2%
Dec-6.6%
2019
Jan+12.8%
Feb+4.8%
Mar+5.1%
Apr+4.8%
May-2.8%
Jun+6.5%
Jul+7.5%
Aug+6.5%
Sep-5.8%
Oct+5.3%
Nov+2.8%
Dec+3.2%
2018
Jan+6.9%
Feb+6.2%
Mar-0.4%
Apr-1.3%
May+5.0%
Jun+3.2%
Jul-1.7%
Aug+3.6%
Sep-5.6%
Oct-6.7%
Nov+0.6%
Dec-7.1%
2017
Jan+11.8%
Feb+8.1%
Mar+1.0%
Apr+2.6%
May+6.7%
Jun+2.2%
Jul+5.2%
Aug+0.8%
Sep+1.3%
Oct+0.1%
Nov+6.0%
Dec+2.4%
2016
Jan—
Feb—
Mar—
Apr—
May+5.0%
Jun-4.1%
Jul+13.9%
Aug+1.4%
Sep+2.4%
Oct-3.7%
Nov-2.0%
Dec-9.6%
Avg
Jan+4.3%
Feb-2.2%
Mar+0.6%
Apr+3.1%
May+1.9%
Jun+3.0%
Jul+5.9%
Aug+1.9%
Sep-4.4%
Oct-1.0%
Nov+5.4%
Dec-1.3%
Median
Jan+5.8%
Feb-0.9%
Mar+0.3%
Apr+2.0%
May+2.8%
Jun+3.0%
Jul+5.8%
Aug+2.5%
Sep-4.9%
Oct-1.8%
Nov+4.4%
Dec-1.2%
Last 5Y Avg
Jan+1.5%
Feb-7.2%
Mar+0.2%
Apr-1.1%
May-0.3%
Jun+4.2%
Jul+5.6%
Aug+0.5%
Sep-6.9%
Oct+1.1%
Nov+7.4%
Dec+0.9%
Std Dev (σ)
Jan7.8%
Feb8.4%
Mar5.4%
Apr7.7%
May5.1%
Jun4.4%
Jul5.0%
Aug3.9%
Sep5.2%
Oct6.8%
Nov6.8%
Dec5.8%
Consistency (μ/σ)
Jan0.55
Feb-0.26
Mar0.11
Apr0.40
May0.38
Jun0.68
Jul1.17
Aug0.50
Sep-0.84
Oct-0.15
Nov0.79
Dec-0.23
Win Rate (%)
Jan80%
Feb50%
Mar50%
Apr60%
May64%
Jun80%
Jul80%
Aug70%
Sep30%
Oct50%
Nov80%
Dec50%
Winning / Losing Months
Jan▲8▼2
Feb▲5▼5
Mar▲5▼5
Apr▲6▼4
May▲7▼4
Jun▲8▼2
Jul▲8▼2
Aug▲7▼3
Sep▲3▼7
Oct▲5▼5
Nov▲8▼2
Dec▲5▼5
Longest Win / Loss Streak
Jan▲4▼2
Feb▲3▼3
Mar▲3▼3
Apr▲3▼2
May▲3▼2
Jun▲5▼1
Jul▲4▼1
Aug▲6▼2
Sep▲2▼6
Oct▲2▼2
Nov▲4▼1
Dec▲1▼1
Best
Jan+12.8%2019
Feb+8.1%2017
Mar+9.2%2022
Apr+19.5%2020
May+11.2%2020
Jun+9.1%2023
Jul+13.9%2016
Aug+6.5%2019
Sep+2.4%2016
Oct+11.6%2021
Nov+19.3%2023
Dec+5.9%2023
Worst
Jan-12.0%2022
Feb-16.1%2026
Mar-7.8%2020
Apr-8.2%2022
May-6.9%2022
Jun-4.1%2016
Jul-1.7%2018
Aug-6.4%2022
Sep-13.3%2022
Oct-10.5%2020
Nov-3.7%2021
Dec-9.6%2016
−16.1%+19.5%
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