U.S. stocks ended Tuesday's trading session mostly higher, with 16% of the S&P 500 posting new highs and the Nasdaq crushing a new record. New share price highs came from various sectors and included stocks like Home Depot (HD  ), T-Mobile (TMUS  ), Amazon (AMZN  ), Lockheed Martin (LMT  ), Advanced Micro Devices (AMD  ), and Salesforce (CRM  ) to name a few. Despite the breakout, the Dow Jones ended the day with slightly negative performance gains.

Tuesday was also the first day of congressional testimony from Federal Reserve Chairman Jerome Powell. In a statement released last Friday, Powell described 2019's economy as having grown "moderately," however noting that the coronavirus is presenting "a new risk to the outlook" for 2020. Although, Powell stated that it's too early to tell how the virus will impact the U.S. economy fully. Powell stated that severe weather and climate change will also be factored in for economic forecasts and his biggest concern for the U.S. financial system was cybersecurity.

Here's how the market closed for a record Tuesday:

S&P 500 Index (SPY  ): +0.17% or +5.66 points to 3,357.75

Dow Jones Industrial Average (DIA  ): -0.00% or -0.48 points to 29,276.34

Nasdaq Composite Index (QQQ  ): +0.11% or +10.55 points to 9,638.94

In Major Stock News, Under Armour's (UAA  ) stock dropped 19% after missing revenue estimates for the company's fourth quarter. Shares of Sprint (S  ) skyrocketed over 77% after a federal judge approved the company's $26 billion merger T-Mobile. Goodyear (GT  ) shares dropped over 12% after the company reported lackluster quarterly earnings. The tire company stated that its operations in China have been impacted by the coronavirus. Boeing (BA  ) announced that the company did not sell any commercial aircrafts in January.

In Stock Sector News, most sectors left Tuesday's trading hours in the positive territory. The performance gains include Real Estate +1.22%, Energy +1.04%, Consumer Discretionary +0.77%, Health Care +0.62%, Materials +0.51%, Financials +0.40%, Utilities +0.38% and Industrials +0.35%. The rest the saw minimal performance losses on Tuesday include Communication Services -0.61%, Consumer Staples -0.36% and Information Technology -0.34%.

Lastly, in Commodity and Currency News, crude oil barrel prices made modest increases on Tuesday, with the West Texas Intermediate (USO  ) gaining +0.34% to price just above $50. Brent Crude's (BNO  ) barrel prices also increased almost +1.60%. Gold (GLD  ) took a small hit Tuesday of -0.08%. Finally, the U.S. Dollar (UUP  ) also lost momentum, with the DXY Index dropping -0.11%