Check out the companies making the biggest moves midday: Apple — The Tim Cook-led company climbed 4% after the iPhone 17 series outsold the iPhone 16 series in China and the U.S. in the first 10 days of availability, according to Counterpoint research, and Loop Capital upgraded the stock to buy from hold, citing better-than-expected iPhone demand. KLA Corp. — The semiconductor equipment maker added 4% after Barclays upgraded it to overweight from equal weight, saying it's "positive on the long-term outlook for increased process control intensity and its exposure to Leading Edge where we expect strong growth looking ahead, and a relatively low bar for revenue growth ex-China." Cleveland-Cliffs — The steelmaker soared 24% after it said it's exploring expanding into rare earths mining. "We ar

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