Social Buzz: Wallstreetbets Stocks Mostly Lower Pre-Bell Tuesday; Sandisk, Micron Technology to Decline

06:35 AM EDT, 10/13/2026 (MT Newswires) -- The most-talked-about stocks in the Reddit subforum Wallstreetbets were mostly lower hours before Tuesday's opening bell. Sandisk (SNDK) was 3.9% lower in premarket activity, after closing Monday with a nearly 6% fall. Micron Technology (MU) fell by 3.1% pre-bell, after a 3.9% decline from the previous session. Reddit (RDDT) declined by 2.1% hours before market open, reversing a slight increase from Monday's session. Nebius Group (NBIS) was down 2.1% premarket, after a nearly 5% decline from Monday's session. Cerebras Systems (CBRS) fell by 1.2% in pre-bell activity, after a 10.7% decline from the previous session. Meta Platforms (META) was 0.5% lower pre-bell, swinging from a 3.4% rise at Monday's close. DTE Energy (DTE) was down 0.1% in premarket hours, swinging from a 0.9% increase at Monday's close. Bucking the trend, Microsoft (MSFT) was 0.2% higher pre-bell, after a 1.1% increase from the previous session.