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

Iren (IREN) was up 6.7% premarket, reversing a 6.4% fall from Friday's session.

POET Technologies (POET) advanced by 5.9% in premarket activity, swinging from a 13.5% fall at Friday's close.

Nebius Group (NBIS) was 5% higher pre-bell, reversing a 2.3% decline from the previous session.

Advanced Micro Devices (AMD) rose by 3.9% in premarket hours, swinging from a 7.8% fall at Friday's close.

Nvidia (NVDA) was up 3.4% pre-bell, following a 4.9% decline at Friday's close.

Trump Media & Technology Group (DJT) advanced by 1.6% premarket, after a 6.4% decline from the previous session.

Antero Midstream (AM) was up 0.2% hours before market open, following a 2.2% fall from the previous session.

DTE Energy (DTE) was 0.1% lower pre-bell, swinging from a 0.3% increase at Friday's close.