S&P 500 Index (^GSPC) Anomalies

Check historical price trends and seasonality for S&P 500 Index (^GSPC).

View:

S&P 500 Index (^GSPC) average YTD return over the past 10 years is +13.92%.

Over the past 10 years, the return for the specified period (Feb 26 for 30 days) is -2.03%.

4 wins 3 losses with a win rate of 57.14%.

AI Analysis (Past 10 Years YTD)

S&P 500 Index (^GSPC) Anomaly Analysis

1) Overview:

The S&P 500 index typically experiences a strong bullish phase from February through July, starting with a gain of +1.8% by February 1st and peaking around +8.8% by July 31st. After this peak, the index tends to consolidate through October, before entering another bullish phase in November. The year typically concludes with significant gains in December, reaching +14.3% by December 13th and remaining high at +13.9% by December 31st.

2) Buy-the-dip points:

Historically, a potential buying opportunity arises around March 23rd, where the index shows an average dip of -1.2%. This pullback in late March is followed by a recovery throughout April, presenting a chance to capitalize on the rebound.

3) Summary:

Based on the 10-year average seasonality, consider initiating long positions after the dip around March 23rd to take advantage of the subsequent rally. The strongest seasonal strength appears in December, particularly around December 13th and December 31st, suggesting that holding positions through year-end could be beneficial.

Disclaimer: This analysis is generated by AI (Gemini) based on historical statistical trends. It does not guarantee future performance. Investment decisions are your own responsibility.
YearStart DateStart PriceEnd DateEnd PriceReturnRate (%)
2025 2025-02-26 5,956.0601 2025-03-27 5,693.3101 -262.7500 -4.41
2024 2024-02-26 5,069.5298 2024-03-26 5,203.5801 134.0503 2.64
2021 2021-02-26 3,811.1499 2021-03-27 3,974.5400 163.3901 4.29
2020 2020-02-26 3,116.3899 2020-03-26 2,630.0701 -486.3198 -15.61
2019 2019-02-26 2,793.8999 2019-03-27 2,805.3701 11.4702 0.41
2018 2018-02-26 2,779.6001 2018-03-27 2,612.6201 -166.9800 -6.01
2016 2016-02-26 1,948.0500 2016-03-26 2,035.9399 87.8899 4.51
Avg 3,639.2400 3,565.0615 -74.18 -2.03
365 Days (Prev Close Change) Average (Past 10 Years) [Horz=Month / Vert=Day]
Negative Zero/Flat Positive ※ Change from prev day close. Excl Feb 29.
Mode:
Day \ Month Jan Total +1.41% Feb Total -0.48% Mar Total +0.47% Apr Total +1.19% May Total +1.50% Jun Total +1.86% Jul Total +3.35% Aug Total +0.96% Sep Total -1.34% Oct Total +0.68% Nov Total +4.10% Dec Total +0.04%
1 Avg +0.08% 0.00% +0.46% +0.40% -0.09% -0.29% +0.25% +0.32% -0.44% +0.15% +0.02% +0.27% -0.06%
2 Avg +0.11% +0.10% +0.09% +0.67% 0.00% +0.18% +0.53% +0.29% -0.49% +0.05% -0.23% -0.03% +0.11%
3 Avg -0.07% -0.10% -0.22% -0.44% -0.46% +0.11% -0.05% +0.20% +0.34% -0.58% +0.18% +0.23% -0.01%
4 Avg +0.12% +0.18% +0.47% +0.07% -0.59% +0.28% +0.33% 0.00% +0.10% +0.08% +0.37% +0.27% -0.17%
5 Avg -0.01% -0.14% -0.39% -0.04% +0.09% -0.10% +0.38% +0.06% -0.45% -0.08% +0.30% +0.44% -0.15%
6 Avg +0.12% +0.27% +0.16% -0.36% +0.54% -0.03% +0.32% +0.14% +0.42% -0.25% -0.05% +0.24% +0.07%
7 Avg +0.02% -0.20% -0.12% -0.40% -0.11% +0.12% +0.16% +0.02% +0.06% +0.09% -0.23% +0.67% +0.18%
8 Avg +0.07% +0.27% -0.45% -0.29% +0.23% +0.21% +0.14% +0.09% +0.41% -0.23% +0.06% +0.17% +0.22%
9 Avg +0.05% +0.06% +0.30% -0.31% +1.16% -0.26% -0.34% +0.22% -0.16% +0.20% +0.25% -0.23% -0.27%
10 Avg +0.04% -0.04% +0.01% +0.13% -0.22% +0.25% -0.26% +0.35% +0.01% -0.16% -0.51% +0.78% +0.13%
11 Avg -0.07% +0.25% -0.27% -0.29% -0.01% -0.37% -0.56% -0.19% -0.05% +0.48% -0.23% +0.17% +0.19%
12 Avg +0.11% +0.20% +0.54% -0.76% -0.02% -0.14% +0.33% +0.35% +0.34% +0.33% +0.18% -0.23% +0.17%
13 Avg +0.05% -0.23% +0.17% +0.76% +0.18% -0.07% -0.44% -0.06% +0.31% -0.44% +0.31% -0.03% +0.18%
14 Avg +0.07% +0.08% +0.22% +0.16% +0.20% +0.41% -0.03% +0.22% -0.03% +0.17% -0.08% -0.06% -0.47%
15 Avg +0.15% +0.02% +0.52% +0.25% -0.26% +0.27% +0.28% +0.23% +0.03% +0.07% +0.06% +0.17% +0.16%
16 Avg -0.04% +0.01% -0.02% -0.76% -0.06% +0.17% -0.10% -0.06% +0.17% -0.20% +0.30% +0.17% -0.11%
17 Avg +0.04% +0.20% -0.06% +0.76% +0.43% -0.04% -0.05% -0.04% -0.30% -0.21% +0.32% -0.16% -0.40%
18 Avg -0.10% -0.12% -0.17% -0.51% +0.04% -0.07% -0.03% 0.00% -0.06% -0.01% -0.06% -0.10% -0.16%
19 Avg -0.01% +0.04% +0.07% +0.06% -0.02% -0.17% +0.02% +0.01% -0.02% +0.29% -0.22% -0.07% -0.07%
20 Avg -0.09% +0.13% -0.18% -0.31% -0.31% +0.24% +0.01% +0.26% +0.01% -0.36% +0.02% -0.36% -0.22%
21 Avg -0.01% -0.07% -0.49% +0.14% -0.67% -0.06% +0.26% +0.18% +0.22% -0.38% +0.30% +0.25% +0.18%
22 Avg +0.06% +0.20% +0.22% -0.43% +0.21% -0.01% +0.14% +0.17% -0.09% +0.21% -0.10% +0.22% -0.01%
23 Avg +0.00% +0.23% -0.07% -0.75% +0.48% -0.16% +0.30% +0.13% 0.00% -0.37% -0.08% +0.07% +0.27%
24 Avg +0.12% -0.02% -0.17% +1.25% +0.31% +0.17% -0.19% -0.16% 0.00% -0.08% +0.07% +0.37% -0.10%
25 Avg +0.08% -0.02% -0.24% +0.20% -0.02% +0.25% -0.05% +0.07% +0.23% +0.16% +0.21% +0.22% 0.00%
26 Avg +0.10% +0.33% -0.03% +0.99% -0.03% +0.47% -0.18% +0.07% -0.19% -0.29% -0.54% +0.08% +0.57%
27 Avg -0.04% -0.71% -0.67% -0.50% +0.39% +0.65% -0.16% +0.14% +0.19% +0.02% -0.02% +0.04% +0.12%
28 Avg +0.10% +0.51% -0.16% -0.05% +0.16% -0.15% +0.16% +0.16% +0.17% +0.28% +0.07% +0.18% -0.12%
29 Avg +0.11% -0.01% - +0.56% +0.02% -0.17% +0.28% +0.29% +0.26% -0.30% +0.08% +0.11% +0.05%
30 Avg +0.02% -0.07% - +0.37% -0.38% +0.08% +0.41% -0.24% +0.06% +0.03% +0.02% +0.25% -0.27%
31 Avg -0.05% +0.03% - -0.12% - -0.26% - +0.15% -0.09% - -0.08% - +0.04%

Past 10 Years 1-Month [Feb 26 - Mar 27] Return Ranking

Rank Stock Avg Return (%) Wins Losses