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

Tesla (TSLA) was up by 0.1% pre-bell after closing Tuesday with a 0.7% loss.

Rocket Lab (RKLB) gained by 0.8% in pre-bell activity, reversing the 0.5% decline at Tuesday's close.

Nvidia (NVDA) was down 0.5% in premarket hours after being up 3% at Tuesday's closing.

AST SpaceMobile (ASTS) was 2.3% higher pre-bell after closing 0.9% lower on Tuesday.

Strategy (MSTR) retreated by 0.1% premarket, continuing from a 3.9% fall in Tuesday's session.

Novo Nordisk (NVO) rose by 2.2% premarket, adding to the 7.3% gain from Tuesday's session.

Amazon.com (AMZN) advanced 0.1% before the opening bell after closing Tuesday with a 1.6% increase.

DTE Energy (DTE) was up 0.6% premarket following a 0.2% increase in the previous session.