Woofun AI reports that US storage sector equities opened higher on July 23, bucking the broader market trend. SK Hynix (SKHY) led the advance with a 4.8% increase, while Micron Technology (MU) rose 3.4% and Western Digital (WDC) gained 3.2%. Seagate Technology (STX) climbed 2.6%, and SanDisk (SNDK) posted a 1.8% gain.