<ul><li>S&amp;P 500 and NASDAQ futures rose on the last trading day of the week in an attempt to recover from previous losses.</li><li>Dow Jones Industrials futures dropped 602 points, driven by a 19% decline in UnitedHealth shares following an earnings miss.</li><li>Eli Lilly's stock jumped 11% in premarket trading after positive trial results for a weight-loss pill.</li><li>Japan's Nikkei 225 index gained 1.4% while Hong Kong's Hang Seng index rose 1.6%.</li></ul>

S&P Futures as Dow Futures Stumble

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