Stock Market Today: S&P 500, Dow Jones Futures Down As Santa Rally Hopes Fade—Investors Await Initial Jobless Claims Report

Market Overview - U.S. stock futures are down on New Year's Eve, with the Dow Jones, S&P 500, Nasdaq 100, and Russell 2000 all showing negative changes of -0.13%, -0.26%, -0.41%, and -0.42% respectively [4] - The SPDR S&P 500 ETF Trust (NYSE:SPY) is down 0.28% at $685.10, while the Invesco QQQ Trust ETF (NASDAQ:QQQ) has declined 0.41% to $616.89 [4] Economic Indicators - The 10-year Treasury bond yield is at 4.12%, and the two-year bond yield is at 3.44% [3] - The CME Group's FedWatch tool indicates an 82.8% probability that the Federal Reserve will keep interest rates unchanged in January [3] Company Performance - iSpecimen Inc. (NASDAQ:ISPC) shares are up 36.95% pre-market after announcing a $5.5 million private placement [6] - Anghami Inc. (NASDAQ:ANGH) shares have surged 56% pre-market following a report of a 97% year-over-year increase in revenue [6] - Urgent.ly Inc. (NASDAQ:ULY) shares increased by 52.49% on Tuesday and another 26.81% pre-market after adjourning its annual stockholder meeting [6] - Vanda Pharmaceuticals Inc. (NASDAQ:VNDA) shares are up 19.06% pre-market after receiving FDA approval for its new drug NEREUS [13] - Core AI Holdings Inc. (NASDAQ:CHAI) shares rose 2.78% after announcing a definitive agreement to divest Siyata Mobile [13] Sector Performance - Consumer discretionary, materials, and financials sectors experienced the largest losses on Tuesday, while energy, real estate, and utilities sectors ended the day positively [7]