The most-talked-about stocks in the Reddit subforum Wallstreetbets were mostly lower hours before market open Wednesday.

Lithium Americas (LAC) rose by 30% premarket, reversing a 0.5% decline from the previous session. Lithium Americas reported a non-binding agreement for a $435 million first draw on a loan from the Department of Energy to fund a lithium project and a US government equity stake in the company.

Opendoor Technologies (OPEN) was up 0.3% pre-bell, swinging from a 2.8% decline at Tuesday's close.

Reddit (RDDT) declined by 1.9% in premarket activity, after a 5% fall at Tuesday's close.

Robinhood Markets (HOOD) fell by 1.1% pre-bell, following a 4.7% increase from the previous session.

Tesla (TSLA) was down 0.7% hours before market open, reversing a 0.3% increase from Tuesday's session.

CoreWeave (CRWV) fell by 0.7% pre-bell, swinging from an 11.7% increase at Tuesday's close.

Nvidia (NVDA) was 0.6% lower premarket, swinging from a 2.6% rise at Tuesday's close.

UiPath (PATH) declined by 0.5% in pre-bell hours, after closing Tuesday with a 6.5% increase.