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

SELLAS Life Sciences Group (SLS) rose by 11% premarket, following a 15.4% rise from the previous session.

Chevron (CVX) was up 7.8% in pre-bell activity, after closing Friday with a 2.3% increase. Shares of oil-related firms were up in recent premarket activity Monday after the US attacked Venezuela, abducted its president, and announced that American companies would invest to restore crude production in the South American country.

Palantir Technologies (PLTR) advanced by 3.9% in premarket hours, swinging from a 5.6% fall at Friday's close.

Micron Technology (MU) rose by 3.9% pre-bell, following a 0.5% increase from the previous session.

Ondas Holdings (ONDS) was up 1.8% pre-bell, after closing Friday with a 12.9% rise.

Tesla (TSLA) was up 1.7% premarket, swinging from a 2.6% decline at Friday's close.

Nvidia (NVDA) was 1.2% higher hours before market open, after a 1.3% rise from Friday's session.

Nike (NKE) advanced by 0.3% pre-bell, swinging from a 0.7% fall at Friday's close.