Palantir Drops 6.7% in One Session, Shedding $30 Billion
As seen on the 24/7 Wall St. homepage on October 16, 2026.
A 6.73% intraday slide to $188.42 takes roughly $30 billion off a $433 billion market cap in a single session. Moves this size in one of the market's most crowded AI names rarely stay quiet, so keep an eye on where it settles into the close.
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Palantir sold off steadily through the session, a roughly 6.7% decline that is an unusually sharp move for a stock of its size.
The scale of the dollar loss is what makes the session notable. Shaving approximately $30 billion off a company's value in one regular trading day is the kind of event that draws attention well beyond ordinary daily volatility, particularly in a name as widely owned across AI-focused portfolios as this one.
The steepest leg of the decline came in the afternoon, and that late-day acceleration reflects institutional sellers working orders into the close.
With the session not yet complete at the time of this update, where the stock ultimately settles matters. A recovery would suggest buyers stepping in to defend the position, while a close near the lows leaves the chart in a more vulnerable technical spot heading into the next session.
Sources
Mentioned: PLTR