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

Opendoor Technologies (OPEN) rose by 29.4% pre-bell, reversing a 4.1% decline from the previous session. The company said overnight it named Kaz Nejatian, who most recently served as chief operating officer of Shopify (SHOP), as chief executive and a board member.

Synopsys (SNPS) was 4.6% higher premarket, swinging from a 35.8% fall at Wednesday's close.

Adobe (ADBE) was up 2% in pre-bell activity, after a 1.1% fall from Wednesday's session.

Nebius Group (NBIS) advanced by 1.2% premarket, swinging from a 2.4% decline at Wednesday's close.

Tesla (TSLA) rose by 1.1% pre-bell, following a 0.2% increase from the previous session.

Oracle (ORCL) was 1.1% higher in pre-bell hours, after closing Wednesday with a 36% increase.

Nvidia (NVDA) was up 0.6% premarket, after a 3.9% rise from Wednesday's session.

Apple (AAPL) advanced by 0.2% hours before market open, swinging from a 3.2% decline at Wednesday's close.