Nvidia reports its second-quarter results Wednesday afternoon, and the market is bracing for an outsized reaction. According to Reuters, options traders are pricing in a roughly $280 billion swing in Nvidia's market value once the numbers land — a move larger than the entire value of most public companies.

The nerves showed up early in Asia. South Korea's KOSPI fell nearly 2% as semiconductor stocks slid ahead of the report, with Samsung Electronics and SK Hynix leading the losses. The decline reflected investor caution about returns on AI investment. Investing.com similarly reported Asian stocks falling as tech jitters deepened, while Reuters described global shares drifting ahead of the release.

Nvidia itself goes in with momentum against it. NAI500 reported the stock fell for seven straight trading sessions heading into the print. Bing News coverage noted Nvidia's shares have come under pressure as the company pumps billions of dollars back into the AI ecosystem — a practice drawing scrutiny over how AI buildouts are being financed. The same report frames this quarter as a growth test coinciding with the debut of Rubin, Nvidia's next chip platform.

Expectations are steep. The International Business Times reports Wall Street is looking for roughly a $92 billion quarter. Not everyone is bearish: Rosenblatt maintained its rating on Nvidia, citing expectations of continued AI momentum, according to Investing.com. And The Motley Fool revisited CEO Jensen Huang's June 8 call for investors to "buy at a discount," examining how often executives who publicly call a bottom turn out to be right.

Why it matters: Nvidia has become the market's proxy for whether the AI boom is real, so one earnings report now moves retirement accounts and national stock indexes far beyond the chip industry.