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

Tesla (TSLA) was 0.9% lower pre-bell, after closing Monday up 3.6%.

Nvidia (NVDA) was down 0.4% in premarket hours, swinging from a 0.7% increase at Monday's close.

Nebius Group (NBIS) retreated by 1% premarket, following a 7.5% fall from Monday's session.

Broadcom (AVGO) was down by 0.3% in pre-bell activity, after closing Monday with a 5.6% fall.

Amazon.com (AMZN) was 0.2% lower premarket, continuing from a 1.6% decline from Monday's close.

Oracle (ORCL) decreased by 0.5% pre-bell, adding to a 2.7% fall at Monday's close.

Robinhood Markets (HOOD) was down 0.3% premarket, following a 3.6% decline in the previous session.

Bucking the trend, Strategy (MSTR) advanced by 1.4% hours before market open, following a 8.1% fall from the previous session.