The most-talked-about stocks in the Reddit subforum Wallstreetbets were mostly higher hours before Wednesday's opening bell.

Nebius Group (NBIS) advanced by 2.2% pre-bell, after a 2.4% increase from Tuesday's session.

Alphabet (GOOGL) was 0.9% higher premarket, following a 0.5% fall from the previous session.

Nvidia (NVDA) rose 0.4% in pre-bell activity, swinging from a 0.7% decline at Tuesday's close.

Bloom Energy (BE) was up 0.9% premarket, after closing Tuesday with a 10.8% rise.

AST SpaceMobile (ASTS) advanced by 0.5% hours before market open, swinging from a 2.6% fall at Tuesday's close.

Micron Technology (MU) was 0.3% higher pre-bell, after a 1.1% increase from the previous session.

Bucking the trend, Tesla (TSLA) was down 0.6% premarket, following a 1.3% decline from Tuesday's session.

Meta Platforms (META) was 0.3% lower in pre-bell hours, swinging from a 3.2% increase at Tuesday's close.