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

KULR Technology Group (KULR) was up 5.3% in premarket activity, swinging from a 14.4% fall at Thursday's close.

Intuitive Machines (LUNR) was 0.8% higher in pre-bell hours, after closing Thursday with a 6.4% increase.

Advanced Micro Devices (AMD) advanced by 0.7% premarket, reversing a 0.1% decline from the previous session.

Nvidia (NVDA) rose by 0.6% hours before market open, after rising almost 3% at Thursday's close.

Tesla (TSLA) rose by 0.5% pre-bell, swinging from a 6.1% fall at Thursday's close.

Carvana (CVNA) was down 3.8% in premarket activity, after a 1.9% decline from the previous session. Carvana shored up its numbers through "related-party accounting games" while its market was falling, short-seller Hindenburg Research said in a report Thursday.

Rigetti Computing (RGTI) fell by 2.5% in pre-bell hours, swinging from a 31.1% increase at Thursday's close.

MicroStrategy (MSTR) was 0.3% lower premarket, swinging from a 3.6% increase at yesterday's close.