US stocks close: Memory, optical communications, and Neocloud sectors strengthen across the board, SK Hynix surges 13.3%

October 29, according to data from the BIT stock platform, US stocks closed higher, with the Dow up about 0.19%, the S&P 500 index up about 0.28%, and the Nasdaq up about 0.27%. The fear index VIX closed down about 4.22% at 16.78.

SpaceX (SPCX) closed down about 2.25%.

Most optical communication concept stocks closed higher, with Applied Optoelectronics (AAOI) up about 6.85%, Lumentum (LITE) up about 5.52%, Ciena (CIEN) up about 3.43%, Credo (CRDO) up about 3.74%, and Coherent (COHR) up about 1.61%.

In the Neocloud sector, CoreWeave (CRWV) rose about 7.32%, Nebius (NBIS) rose about 6.96%, and Astera Labs (ALAB) rose about 3.67%.

Most semiconductor stocks closed higher, with Arm (ARM) up about 4.10%, Marvell (MRVL) up about 3.32%, AMD up about 3.24%, Broadcom (AVGO) up about 2.77%, Intel (INTC) up about 1.91%, ASML up about 1.67%, TSMC (TSM) up about 0.60%, and Nvidia (NVDA) down about 1.17%.

Storage stocks strengthened, with Micron (MU) up about 5.86%, SanDisk (SNDK) up about 7.66%, and Western Digital (WDC) up about 4.08%.

Crypto concept stocks were mixed, with Strategy (MSTR) up about 2.66%, MARA up about 3.67%, Bitmine (BMNR) up about 2.15%, Coinbase (COIN) up about 0.76%, and Robinhood (HOOD) down about 3.31%.