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- Stocks at midday: Idexx Laboratories (IDXX) leads S&P 500 gainers, +19.67% (November 2, 2026)
At midday Monday, the S&P 500 is up +0.41% to 7,611.02, with all major indices higher and breadth positive (365 advancers vs. 129 decliners). Idexx Laboratories leads the S&P 500…