Arm leads Wednesday's losers with an 8.5% drop as Bruker tops the gainers
As seen on the 24/7 Wall St. homepage on September 24, 2026.
Arm's 8.5% slide was the deepest move in a 111-stock priority list at Wednesday's close, with Bruker leading the upside at 7.5%.
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Arm shed 8.48% on Wednesday, September 24, the steepest single-day decline across a 111-stock priority list, a move in a widely held chip-architecture name that traders rarely overlook.
On the winning side, Bruker finished up 7.47% to anchor the day's upside, with Tempus AI and IonQ close behind.
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Affirm and Meta also closed in positive territory, and Meta's gain carries particular weight given the sheer dollar size of its position in broad-market portfolios.
Among the other decliners were Digital Turbine, GoPro, General Motors and SanDisk, leaving the session's gains and losses spread broadly across sectors, from scientific instruments to consumer tech to autos.