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Stock Market News — June 18, 2026 — Evening Update — Last 12 Hours (Pacific Time)
U.S.-Iran peace deal lifts S&P 500 1% and Nasdaq nearly 2%, with tech surging on chip enthusiasm including Marvell's 7% jump and a Trump-backed Apple-Intel partnership. Defense contractors plummet—Northrop Grumman (-5.8%), Lockheed Martin (-4.3%), L3Harris (-6.4%)—while SpaceX cools after its IPO fr
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