Palantir just got its mojo back

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• Palantir is basking in the glow of a stellar earnings report.
• Shares of the AI software firm popped 12% after it reported its best-ever quarter for revenue.
• Investors have been anxious for good news, with Palantir shares down sharply from the latest high.

It's been a rough few months for Palantir, but the AI software company looks like it's getting its groove back.

Exhibit A is the big stock surge Palantir saw on Tuesday,...