Tempus AI surges 23% while Dell slides: August 19 closing movers

As seen on the 24/7 Wall St. homepage on August 19, 2026.

Biggest movers · At the close
Gainers
  • TEMTempus AI$60.68+22.9%
  • HIMSHims & Hers$30.74+12.2%
  • GPROGoPro$0.64+7.5%
  • SMRNuScale Power$9.24+6.9%
  • UPSTUpstart$30.97+6.4%
Losers
  • IQiQIYI$1.12-9.2%
  • DOCNDigitalOcean$116.16-7.3%
  • DELLDell Technologies$436.24-6.9%
  • APPSDigital Turbine$11.32-6.6%
  • AAOIApplied Optoelectronics$122.85-6.5%

Tempus AI ended the day up 22.93% at $60.68, the standout in a 110-name priority list where nothing else gained more than 13%. Hardware and infrastructure names took the other side, with Dell shedding 6.92% to $436.24.

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Tempus AI's 22.93% advance on August 19 nearly doubled the next-best gainer, Hims & Hers, and led every name on the priority list.

Gainers behind it were far more modest, with GoPro, NuScale Power and Upstart all advancing less than a third as much.

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Selling pressure landed hardest on hardware and infrastructure names, including Dell Technologies, Applied Optoelectronics, Digital Turbine and DigitalOcean.

iQIYI was the session's steepest loser, falling 9.24% to $1.12 while AI-adjacent names drew the buying.

Mentioned: TEM, HIMS, GPRO, SMR, UPST, IQ, DOCN, DELL