According to The Kobeissi Letter, the Euro Stoxx 600 index outpaced the S&P 500 by 17 percentage points this quarter, marking the largest recorded difference in performance. The Stoxx 600 saw a +12% rally in US Dollar terms, while the S&P 500 experienced a -5% decline. This significant performance gap highlights the relative strength of European equities over US stocks in this period, which could influence investor portfolio allocations.