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

Sandisk (SNDK) was down 3.7% premarket, swinging from a 1.4% rise at Friday's close.

Meta Platforms (META) declined by 2.9% hours before market open, after a 3.3% fall at Friday's close.

Advanced Micro Devices (AMD) was 2.7% lower pre-bell, reversing a 0.2% increase from Friday's session.

Micron Technology (MU) fell by 2.2% premarket, reversing a 0.2% increase from the previous session.

Broadcom (AVGO) declined by 1.3% in pre-bell activity, offsetting a 0.7% increase from Friday's session.

Microsoft (MSFT) was down 0.5% in premarket hours, swinging from a 3.7% rise at Friday's close.

Nvidia (NVDA) was 0.3% lower pre-bell, following a 0.2% increase from Friday's session.

Bucking the trend, DTE Energy (DTE) was 0.6% higher in pre-bell activity, following a 0.2% increase from the previous session.