[S&P 500 Index Poised for Rare Nine-Week Winning Streak] According to Golden Finance, on May 29, hopes that a ceasefire agreement could bring an end to the Middle East conflict have propelled the U.S. stock market toward a rare streak of weekly gains, with the artificial intelligence trading boom also providing a boost to the market. The S&P 500 Index has rebounded nearly 20% from the lows triggered by the war and is on track to achieve its ninth consecutive week of gains, marking the longest winning streak since December 2023. Since 1985, such a rare trend has only occurred a few times. On Friday, the index edged higher, hovering near record highs.