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 (May 23 for 30 days) is +1.92%.

7 wins 1 losses with a win rate of 87.50%.

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 2025-05-23 5,802.8198 2025-06-21 5,967.8398 165.0200 2.84
2024 2024-05-23 5,267.8398 2024-06-21 5,464.6201 196.7803 3.74
2023 2023-05-23 4,145.5801 2023-06-21 4,365.6899 220.1098 5.31
2022 2022-05-23 3,973.7500 2022-06-21 3,764.7900 -208.9600 -5.26
2019 2019-05-23 2,822.2400 2019-06-21 2,950.4600 128.2200 4.54
2018 2018-05-23 2,733.2900 2018-06-21 2,749.7600 16.4700 0.60
2017 2017-05-23 2,398.4199 2017-06-21 2,435.6101 37.1902 1.55
2016 2016-05-23 2,048.0400 2016-06-21 2,088.8999 40.8599 2.00
Avg 3,648.9975 3,723.4587 74.46 1.92
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 [May 23 - Jun 21] Return Ranking

Rank Stock Avg Return (%) Wins Losses