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Sep 28, 2025 8:40 AM

Affirm Holdings, Oklo, Tempus AI Are Among Top 10 Large Cap Losers Last Week (Sep. 22- Sep. 26): Are The Others In Your Portfolio?

These ten large-cap stocks were the worst performers last week. Are they a part of your portfolio?

Freeport-McMoRan, Inc. (NYSE: FCX) stock fell 20.25% this week after the company recently reported that two PT Freeport Indonesia team members were fatally injured from the Grasberg Block Cave mine mud rush incident and that five team members remain missing. Multiple analysts lowered their price forecasts on the stock.

Astera Labs, Inc. (NASDAQ: ALAB) stock fell 17.63% this week.

NuScale Power Corporation (NYSE: SMR) stock fell 15.08% this week. The firm’s subsidiary has signed a three-party agreement with the U.S. Department of Energy ...