Energy Vault Holdings is trading 5.45% higher at $2.90 in pre-market, with no clear company-specific catalyst identified. - The price compares with the October 20 close of $2.75. - An October 14 update raised the FY 2026 revenue outlook to the top half of its previous range and scheduled Q3 results for November 10; it does not establish a cause for this move. - Available market context shows only modest pre-market index changes, leaving a broader-market explanation unclear.