Sandisk Falls 9% Despite Earnings Beat, Raised Guidance and 8-for-1 Split; Western Digital Drops 8%, Seagate 7%, Micron 6%

Sandisk shares dropped 9% despite an earnings beat and raised guidance, signaling profit-taking after a 460% YTD rally and a high bar for results. The read-through hit memory and storage peers: Western Digital, Seagate and Micron fell 6-8%, and the SMH semiconductor ETF dropped 5%. Short-term impact is negative for semiconductor sentiment, though the broader SPY fell only 1%, suggesting contained contagion.