Tesla shares extend gains, Lucid posts record quarterly deliveries, and Datadog jumps after being added to the S&P 500 index.

Markets are geared up for an early closure this week ahead of Friday’s US holiday.

While Palantir TechnologiesPLTR has eased off its all-time high hit in June, the artificial intelligence juggernaut earns a spot on the IBD 50 and IBD Sector Leaders, our most stringent screen.