US storage sector stocks fell further before the market open, with SanDisk, SK Hynix, and Western Digital dropping more than 7%.

US stock storage sector pre-market decline increased, Micron Technology pre-market down 4.68%, Western Digital pre-market down 7.55%, Seagate Technology pre-market down 5.86%, SanDisk pre-market down 7.36%, SK Hynix pre-market down 7.04%.