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

Robinhood Markets (HOOD) was up 3.1% in pre-bell hours, after a 2.1% rise at Thursday's close.

Opendoor Technologies (OPEN) was 3% higher pre-bell, following a 10.7% rise from the previous session.

Webull (BULL) advanced by 2.7% in premarket activity, after closing Thursday with an 11.9% increase.

Lucid Group (LCID) rose by 1.3% pre-bell, following a 36.2% increase from the previous session.

Rocket Lab (RKLB) was up 0.6% hours before market open, after a 7.6% increase from Thursday's session.

Nvidia (NVDA) was 0.5% higher pre-bell, after a 1% rise from the previous session.

UnitedHealth Group (UNH) was slightly higher premarket, swinging from a 1.5% decline at Thurday's close.

Netflix (NFLX) was down 1.7% in pre-bell hours, swinging from a 1.9% increase at Thursday's close.