Investors Feeling Zen Ahead of Nvidia ResultsDow Set to Open Down Ahead of Key Nvidia EarningsLast Updated:12 min agoInvestors were feeling calm on Wednesday ahead of chip maker Nvidia's earnings, which will show how demand for artificial intelligence is holding up.The Cboe Volatility Index, a widely followed fear gauge that tracks S&P 500 options contracts and trades under the ticker VIX, crept up by 0.1 points to 14.7 in early trading. Any reading below 20 tends to indicate relatively low volatility.Nvidia's results are a big moment for the market, but the company has a track record of blowing Wall Street's forecasts out of the water. The stock has risen by nearly 35% since the company last reported earnings three months ago. Analysts expect July-quarter revenue of $46.05 billion, up 53% versus the prior year, with adjusted earnings per share of $1.01.