US chip stocks fall as CoreWeave debt worries weigh on AI trade

Arm Holdings

16/10/2026 16:08

** US semiconductor shares fell as concerns over AI financing costs lingered 
** Philadelphia semiconductor index .SOX declined 1.5% and set for its steepest eight-session percentage decline since Liberation Day selloff in April 2025
** AI-sector caution persisted amid concerns over CoreWeave CRWV.O debt load, while reports of advances by Chinese memory-chip maker CXMT pressured global chip stocks 
** AMD AMD.O slipped 3.2%, Intel INTC.O down 3%, Broadcom AVGO.O fell 1.8%
** US-listed shares of Arm Holdings O9Ty.F, ARM.O and Marvell MRVL.O shed 3.4% and 2.2%, respectively; Lam Research LRCX.O fell 2.9%
** US-listed shares of SK Hynix 000660.KS, SKHY.O down 4.7% and TSMC 2330.TW, TSM.N slid 1.6%
** Micron MU.O down 3%, Western Digital WDC.O slipped 4% and Sandisk SNDK.O fell 3.7%
** iShares Semiconductor ETF SOXX.O and Roundhill Memory ETF DRAM.Z down about 1.8% and 3.3% respectively
** Including session's move, the Philadelphia semiconductor index is up 60.8% YTD 

 (Reporting by Anand Gopal in Bengaluru)
 ((AnandGopal.R@thomsonreuters.com))