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

Tesla (TSLA) rose by 12% hours before the opening bell, adding to gains from Tuesday's session.

Nvidia (NVDA) was up 1.8% in premarket activity, still advancing after closing Tuesday with a 3.7% increase.

Trump Media & Technology Group (DJT) was down 1.2%, still declining after an 8.3% drop from Tuesday's session.

Meta Platforms (META) rose by 2.2% premarket, after a nearly 3% increase from Tuesday's session.

Taiwan Semiconductor Manufacturing (TSM) advanced by 1% in early premarket activity, gaining further after closing Tuesday with a 2.8% rise.

Super Micro Computer (SMCI) advanced by 2.9% hours before market open after a 6.3% increase at Tuesday's close.

General Motors (GM) advanced by 0.2% in early premarket activity, gaining further after closing Tuesday with a 4.4% rise.

Mara Digital (MARA) was 0.2% lower in premarket hours, after a more than 10% increase at Tuesday's close.