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

Advanced Micro Devices (AMD) rose by 2.7% in premarket hours, reversing a 2.6% decline at Monday's close.

Opendoor Technologies (OPEN) advanced by 1.5% pre-bell, swinging from a 9.4% fall from the previous session.

Nvidia (NVDA) was up 0.5% pre-bell, after a 1% increase at Monday's close.

Root (ROOT) was 0.4% higher hours before market open, swinging from a 3.3% decline at Monday's close.

Palantir Technologies (PLTR) declined by 0.9% premarket, following a 1% fall from the previous session.

Tesla (TSLA) was 0.4% lower pre-bell, swinging from a 1.9% rise at Monday's close.

Intel (INTC) declined by 0.2% premarket, following a 1% fall at Monday's close.

Alphabet (GOOG) was down 0.2% in premarket activity, after a 1.2% increase from Monday's session.