Palantir Drops 8.3% After Hours, Shedding $35 Billion in One Session
As seen on the 24/7 Wall St. homepage on October 16, 2026.
An 8.27% slide to $185.29 takes roughly $35 billion off one of the market's most crowded AI names in a single session. Moves this size are where Palantir's premium multiple gets tested, so keep an eye on whether the $202 open gets reclaimed.
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Palantir's 8.3% after-hours slide erased roughly $35 billion in market value from one of the most closely watched AI names on the market.
Palantir carries a premium valuation that demands consistent confidence from investors, and a decline this sharp puts that premium under real pressure. Reclaiming the $202 open price is the clearest signal of how much conviction remains.
Sellers were persistent through the after-hours session rather than concentrated in a single panic moment. That sustained selling tends to reflect broader repositioning.
For anyone holding or watching the stock, the key level to monitor is that $202 open. Until the stock gets back above it, the move reads as a meaningful break in a high-multiple name.
Sources
Mentioned: PLTR