US Stocks Pre-market: Optical Module and Storage Stocks Down

BlockBeats News, August 28th, according to data from BIT (bit.com), the US stock pre-market trading saw declines in optical module and storage stocks, including:
Lumentum (LITE) dropped by 2.90% in pre-market trading to $928.450;
Coherent (COHR) dropped by 2.84% to $287.000;
Applied Optoelectronics (AAOI) dropped by 3.12% to $109.746;
Nokia (NOK) dropped by 0.47% to $10.541;
Marvell Technology (MRVL) dropped by 8.02% to $222.090.

Western Digital (WDC) dropped by 2.27% to $451.500;
Seagate Technology (STX) dropped by 2.01% to $830.132;
SanDisk (SNDK) dropped by 2.94% to $1441.270;
Micron Technology (MU) dropped by 2.50% to $912.050.