Stock Market Today, Feb. 26: Nasdaq falls nearly 2% despite strong Nvidia earnings

Update: 10:19 a.m. ETOpening Bell RecapThe U.S. markets have been opened for a bit now. It has been a rough start to the morning, even though the majority of U.S. issues are advancing as of right now.The Nasdaq (-1.67%) is off nearly two percent after Nvidia's (-3.5%) strong evening report last night. However, the company's stock is dragging today, with a selloff in semi stocks taking shape on a plan involving Big Tech giants and ways they might collaborate to meet data center demands. It's also having an effect in the S&P 500 (-0.90%), Russell 2000 (-0.40%), and Dow (-0.13%), which are saddling more modest losses.Meanwhile, the 10Y Treasury hit 4.01%, its lowest point since Nov. 28. In Focus: S&P 500Leading declines today, the semiconductors portion of the index is beet red; Nvidia (-3.49%) appears to be the culprit. In total, five sectors of the S&P 500 are up this morning, led by financials (+1.38%) and real estate (+0.40%). Declines in tech (-0.94%) and materials (-0.80%) are weighing the index down.Update: 9:02 a.m. ETA.M. UpdateBefore we kick off the trading day, here are today's earnings and economic data to get acquainted with:Earnings Today: RBC, TD Bank, Intuit Data: Initial/Continuing Claims, Kansas Fed Composite