Core Insights - Oil prices experienced a significant spike last week, with a 35% return, marking the second largest weekly gain on record since 1985 [1] Oil Market Analysis - Historical data indicates that there have been 10 instances since 1985 where oil prices jumped by 15% or more in a week, focusing on the first occurrence in at least three months [3] - Following these spikes, oil prices typically fell by over 5% on average in the subsequent week and remained over 5% lower for the following month, with only 20% of instances showing positive returns during these time frames [4] - However, oil prices tended to rebound, showing better-than-usual returns over the next three months and up to one year, with an average return of 5.95% over six months and 50% of returns being positive [4][5] - Over the longer term, the average positive return after these weekly spikes was 27%, which is higher than the typical positive return, while the average negative return was -15%, less severe than the typical downside move of -16.5% [5] Statistical Summary - The following table summarizes the average returns after oil spikes: - 1-Week: Average Return -5.48%, Median Return -6.11%, Percent Positive 20% [6] - 4-Week: Average Return -5.37%, Median Return -7.96%, Percent Positive 20% [6] - 3-Month: Average Return 5.01%, Median Return 2.95%, Percent Positive 60% [6] - 6-Month: Average Return 5.94%, Median Return 0.98%, Percent Positive 50% [6] - 1-Year: Average Return 18.19%, Median Return 6.00%, Percent Positive 50% [6] Stock Market Reaction - The S&P 500 Index (SPX) showed slight upside in the week following oil surges, but only half of the returns were positive, indicating short-lived outperformance [8] - Six months after oil spikes, the SPX averaged a return of 2.77%, significantly lower than the usual return of 5.13%, with stocks higher only 40% of the time compared to a benchmark of 75% [9] Options Activity - Notable buy-to-open (BTO) options activity was observed in the United States Oil Fund LP (USO), with last week's BTO volume being five times higher than the recent average [10][11] - The call/put ratio of 0.91 indicates that more puts were bought than calls, contrasting with previous instances where calls outpaced puts [11]