Investing.com – U.S. stocks were mixed after the close on Tuesday, as gains in the Technology , Oil & Gas and Consumer Goods sectors led shares higher while losses in the Healthcare , Telecoms and Basic Materials sectors led shares lower.

At the close in NYSE, the Dow Jones Industrial Average fell 0.64%, while the S&P 500 index gained 0.72%, and the NASDAQ Composite index gained 1.61%.

The best performers of the session on the Dow Jones Industrial Average were NVIDIA Corporation (NASDAQ: NVDA ), which rose 5.59% or 6.87 points to trade at 129.87 at the close. Meanwhile, Caterpillar Inc (NYSE: CAT ) added 2.92% or 9.99 points to end at 352.54 and Boeing Co (NYSE: BA ) was up 2.46% or 4.89 points to 203.42 in late trade.

The worst performers of the session were Unitedhealth Group (NYSE: UNH ), which fell 17.79% or 67.37 points to trade at 311.38 at the close. Merck & Company Inc (NYSE: MRK ) declined 4.71% or 3.79 points to end at 76.64 and Johnson & Johnson (NYSE: JNJ ) was down 3.70% or 5.70 points to 148.44.

The top performers on the S&P 500 were First Solar Inc (NASDAQ: FSLR ) which rose 22.63% to 191.56, Super Micro Computer Inc (NASDAQ: SMCI ) which was up 15.99% to settle at 38.88 and Palantir Technologies Inc (NASDAQ: PLTR ) which gained 8.10% to close at 128.05.

The worst performers were Unitedhealth Group (NYSE: UNH ) which was down 17.79% to 311.38 in late trade, Elevance Health Inc (NYSE: ELV ) which lost 9.91% to settle at 375.40 and Humana Inc (NYSE: HUM ) which was down 9.53% to 228.75 at the close.

The top performers on the NASDAQ Composite were Cardio Diagnostics Holdings Inc (NASDAQ: CDIO ) which rose 3,301.14% to 5.35, TNL Mediagene (NASDAQ: TNMG ) which was up 122.63% to settle at 0.72 and TEN Holdings Inc (NASDAQ: XHLD ) which gained 112.29% to close at 1.38.

The worst performers were Polyrizon Ltd (NASDAQ: PLRZ ) which was down 91.86% to 0.03 in late trade, Affimed NV (NASDAQ: AFMD ) which lost 80.66% to settle at 0.13 and Hepion Pharmaceuticals Inc (OTC: HEPA ) which was down 57.55% to 0.14 at the close.

Rising stocks outnumbered declining ones on the New York Stock Exchange by 1670 to 1111 and 64 ended unchanged; on the Nasdaq Stock Exchange, 1797 rose and 1517 declined, while 124 ended unchanged.

Shares in Unitedhealth Group (NYSE: UNH ) fell to 3-years lows; losing 17.79% or 67.37 to 311.38. Shares in Palantir Technologies Inc (NASDAQ: PLTR ) rose to all time highs; rising 8.10% or 9.59 to 128.05. Shares in Humana Inc (NYSE: HUM ) fell to 5-year lows; losing 9.53% or 24.11 to 228.75. Shares in Unitedhealth Group (NYSE: UNH ) fell to 3-years lows; down 17.79% or 67.37 to 311.38. Shares in Boeing Co (NYSE: BA ) rose to 52-week highs; gaining 2.46% or 4.89 to 203.42. Shares in Polyrizon Ltd (NASDAQ: PLRZ ) fell to all time lows; losing 91.86% or 0.32 to 0.03. Shares in Affimed NV (NASDAQ: AFMD ) fell to all time lows; down 80.66% or 0.56 to 0.13. Shares in Hepion Pharmaceuticals Inc (OTC: HEPA ) fell to all time lows; falling 57.55% or 0.18 to 0.14.

The CBOE Volatility Index , which measures the implied volatility of S&P 500 options, was down 0.92% to 18.22 a new 1-month low.

Gold Futures for June delivery was up 0.95% or 30.69 to $3,258.69 a troy ounce. Elsewhere in commodities trading, Crude oil for delivery in June rose 2.76% or 1.71 to hit $63.66 a barrel, while the July Brent oil contract rose 2.45% or 1.59 to trade at $66.55 a barrel.

EUR/USD was up 0.95% to 1.12, while USD/JPY fell 0.67% to 147.45.

The US Dollar Index Futures was down 0.83% at 100.75.