Arm reported first-quarter revenue of $1.29 billion, up 22% year over year against a $1.26 billion consensus, with royalty revenue up 22% to $715 million and a second-quarter profit forecast above estimates. Qualcomm reported third-quarter revenue of $9.95 billion, down 4%, guided fourth-quarter profit below estimates, and told the market that revenue from Apple will fall faster than previously expected. The stock dropped more than 7% after hours. Those two prints describe the same handset market from opposite ends of the value chain, and only one of them is shrinking.