Jim Cramer flags after-hours Palantir buying — and doubts it holds

As seen on the 24/7 Wall St. homepage on August 3, 2026.

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After the close on August 3, Jim Cramer noted on X that buyers were pushing Palantir (PLTR) higher in after-hours trading, comparing the activity to the kind of momentum-driven moves the stock saw in earlier, more exuberant periods for high-growth tech names.

The notable part of Cramer's post was the skepticism baked into it. Rather than simply highlighting the move, he openly questioned whether the old playbook — piling into Palantir after hours and riding overnight momentum — still works in the current market environment.

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His post drew 136 likes and 56 replies, suggesting the question resonated with traders who have watched PLTR swing sharply in both directions. Whether after-hours enthusiasm translates into sustained gains the following session is the open question Cramer is posing.

Mentioned: PLTR