Stocks fell in the afternoon after President Trump’s critical comments on China, leading to worries of worsening trade relations. China’s export controls on rare earth minerals sparked the trade dispute. This escalation raised concerns about supply chain disruptions and increased costs for tech companies, causing a broad sell-off. DexCom’s shares, known for volatility, reacted to the news, but market perception remains stable. A recent short-seller report on issues with DexCom’s G7 device raised concerns about sensor inaccuracies and accounting practices. Despite the drop, DexCom is trading below its 52-week high, presenting a potential investment opportunity.

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