06:42 AM EST, 11/13/2025 (MT Newswires) -- The most-talked-about stocks in the Reddit subforum Wallstreetbets were mostly lower hours before Thursday's opening bell.

UnitedHealth Group ( UNH ) was up 0.7% in pre-bell hours after a 3.6% increase from the previous session.

Meta Platforms ( META ) was 0.4% higher premarket, swinging from a 2.9% fall at Wednesday's close.

Opendoor Technologies ( OPEN ) was 1.9% lower pre-bell following an 11% rise from the previous session.

Nebius Group ( NBIS ) was down 1.1% hours before market open after a 7.7% decline at Wednesday's close.

Oklo ( OKLO ) was down 0.9% in premarket activity following a 6.7% rise from Wednesday's session.

Advanced Micro Devices ( AMD ) was 0.9% lower in pre-bell activity, swinging from a 9% rise at Wednesday's close.

Palantir Technologies ( PLTR ) declined by 0.7% pre-bell after a 3.6% fall from Wednesday's session.

Nvidia ( NVDA ) was down 0.5% premarket following a 0.3% increase from the previous session.