U.S. stocks opened with gains across Neocloud, storage, optical communications, and semiconductor sectors, with CRDO up over 8%.

BlockBeats news, October 21 - According to BIT (bit.com) market data, Neocloud, storage, optical communication, and semiconductor stocks broadly rose at the U.S. stock market open.

Neocloud stocks all increased. TeraWulf (WULF) rose 6.66%, Hut 8 (HUT) rose 5.78%, Cipher Digital (CIFR) rose 5.74%, Applied Digital (APLD) rose 5.35%, IREN rose 5.32%, and Nebius (NBIS) rose 4.05%.

Storage stocks strengthened in tandem, with Seagate Technology (STX) up 5.55%, SK Hynix (SKHY) up 4.08%, Western Digital (WDC) up 3.98%, SanDisk (SNDK) up 3.77%, and Micron Technology (MU) up 3.48%.

Optical communication concept stocks all rose, with Credo (CRDO) up 8.38%, Lumentum (LITE) up 5.84%, Applied Optoelectronics (AAOI) up 4.59%, Ciena (CIEN) up 4.39%, Marvell Technology (MRVL) up 4.01%, and Coherent (COHR) up 3.88%.

Most semiconductor stocks advanced, with Marvell Technology (MRVL) up 4.01%, AMD up 3.44%, ASML up 3.07%, Arm (ARM) up 2.46%, and NVIDIA (NVDA) up 2.29%.