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Ken Griffin Just Sold 40% of His Palantir (PLTR) Stock — Should You?

Reported by Mexc
Jun 29, 2026· 2 min read
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Key Takeaways
  • • Ken Griffin's Citadel hedge fund reduced its Palantir (PLTR) position by 40% in Q1 2026, selling 1,330,855 shares, signaling profit-taking from one of Wall Street's most closely watched institutions.
  • • Palantir stock has declined 36% year-to-date and trades 45% below its November 2025 all-time high of $207.52, opening Monday at $112.93, despite strong operational performance.
  • • Q1 2026 revenue reached $1.63 billion, up 84.7% year-over-year and beating analyst estimates of $1.54 billion, demonstrating robust business momentum independent of stock price weakness.
  • • Insider selling accelerated alongside Griffin's reduction: CEO Alexander Karp sold 397,744 shares and insider Stephen Cohen divested 319,934 shares on May 20th, both for tax obligation purposes related to vesting equity awards; total insider selling exceeded $126 million in the quarter.
  • • Analyst consensus rates PLTR as a Moderate Buy with a $192.76 average price target, implying approximately 70% upside from current levels, while ARK Invest purchased $3.3 million of the stock during the recent dip and institutions collectively hold 45.65% ownership.
Summary
Ken Griffin's Citadel, a $68 billion hedge fund, trimmed its Palantir Technologies position by 40% during Q1 2026, offloading 1,330,855 shares. The sale represents a significant reduction from one of the Street's most influential institutional investors and comes amid broader weakness in the stock. Palantir opened Monday at $112.93, down 36% year-to-date and trading nearly 45% below its November 2025 all-time high of $207.52. The stock snapped a seven-session losing streak with a 5% bounce on Friday but remains under sustained pressure.

Griffin's reduction was accompanied by heightened insider activity. CEO Alexander Karp sold 397,744 shares on May 20th at an average price of $136.04, reducing his position by 5.82%. Insider Stephen Cohen divested 319,934 shares the same day—a 99.82% reduction that nearly eliminated his entire stake. Both executives disclosed that sales were executed to cover tax obligations related to vesting equity awards. Aggregate insider selling totaled 927,270 shares worth over $126 million during the quarter, indicating systematic profit-taking at management levels.

Despite the stock weakness and insider selling pressure, Palantir's underlying business performance contradicts bearish technical positioning. Q1 2026 revenue came in at $1.63 billion, up 84.7% year-over-year and beating analyst consensus estimates of $1.54 billion. This divergence between operational strength and equity price deterioration has attracted contrarian institutional interest. ARK Invest purchased approximately $3.3 million in PLTR stock during the recent dip, while institutional investors collectively maintain 45.65% ownership of the company.

Wall Street's analyst consensus remains constructive despite recent volatility. The consensus rating is a Moderate Buy with an average price target of $192.76, implying approximately 70% upside from current levels. This valuation gap suggests analysts believe the recent 36% year-to-date decline has created asymmetric risk-reward dynamics, though the timing and sustainability of any recovery remain subject to broader market conditions and Palantir's execution on forward guidance.

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Mexc Ken Griffin Just Sold 40% of His Palantir (PLTR) Stock — Should You?