U.S. stock futures showed strong gains following a long weekend, with the Nasdaq futures rising by as much as 308 points and Dow futures increasing by 450 points. Key technology and growth stocks experienced notable premarket advances, including Palantir Technologies (PLTR) up 2.27%, Robinhood Markets (HOOD) up 2.44%, Tesla (TSLA) up 2.34%, Nvidia (NVDA) up 2.02%, and Advanced Micro Devices (AMD) up 1.92%. Other notable movers included Amazon (AMZN) up 1.35%, Microsoft (MSTR) up 2.30%, Alphabet (GOOGL) up 1.40%, Meta Platforms (META) up 1.11%, Apple (AAPL) up 1.35%, Coinbase (COIN) up 1.57%, SoFi Technologies (SOFI) up 2.37%, Micron Technology (MU) up 2.11%, and Riot Platforms (RIOT) up 2.34%. The premarket activity indicated a positive market sentiment ahead of the trading day.