Why Arm Holdings (ARM) fell 6.08%
Arm Holdings (ARM) fell 6.08% on November 13, 2026 — Chip selloff as Nvidia's slide drags sector.
What happened
Arm fell 6.1% in the Chip Supply Chain selloff, where chipmaker weakness led by Nvidia's slide dragged the S&P 500 and Nasdaq lower. Its move came with the group, not from a company-specific event.
Why it moved
Arm's licensing model carries high beta to broad semiconductor sentiment, so when the complex sells off on Nvidia weakness, Arm trades with it. That linkage holds even without news of its own.
Why it matters
Arm is a core name in the Chip Supply Chain theme, and this move shows the AI-capex tide reaching the architecture layer, not just equipment and foundry.
What would break the thesis
If chip sentiment stabilizes and Nvidia recovers, sympathy selling should fade quickly. A break in Arm-specific demand, such as smartphone or datacenter CPU wins, would be a separate and more durable concern.