Qualcomm and Arm Plunge as AI’s Memory Appetite Creates a Smartphone Supply Crisis

A butterfly flaps its wings in an AI data center, and two smartphone chipmakers feel the shockwave. QualcommQCOM

and ArmARM

plunged 9% and 8% Wednesday after disappointing forecasts overshadowed their sales beat. Investors are getting spooked as the memory chip shortage ripples through supply chains, increasingly choking the companies that sit at the heart of nearly every smartphone.

• As AI data centers hoard critical supplies, consumer phone makers can’t secure inputs at reasonable prices — forcing them to slash production and whipsaw vendors.
• Ironically, demand for premium smartphones is healthy — but the bottlenecks make it challenging to capitalize, and would just “limit the damage,” per ARM CFO Jason Child.

Lost in the panic: To make ends meet, both companies are pivoting hard. Arm’s data-center licensing doubled year-over-year, and it expects that segment to become its biggest within two years, while Qualcomm announced AI data-center chips designed to compete directly with NvidiaNVDA

. The problem is that smartphone revenue still dominates at these firms, so near-term threats drown out the same opportunity they’ve created. It’s ironic that Wall Street’s memory is as short as the supply.