The Dow Jones Industrial Average opened slightly lower on December 26, declining by 9.49 points, or 0.02%, to 48,721.67. In contrast, the S&P 500 saw a modest increase, rising 1.74 points, or 0.03%, to 6,933.79. The Nasdaq Composite also experienced a minor gain, adding 5.57 points, or 0.02%, to reach 23,618.88. On-chain data reflects mixed sentiment among major indices as the market navigates post-holiday trading.