Here is what you need to know.

Oil is on track for its worst first-half performance since 1997. Oil has tumbled by more than 20% in 2017.

The kiwi spikes after New Zealand’s central bank keeps policy on hold. The New Zealand dollar, often referred to as the kiwi, is higher by 0.5% at .7260 against the dollar after the Reserve Bank of New Zealand held its key rate at 1.75%. The bank said “the growth outlook remains positive, supported by accommodative monetary policy, strong population growth, and high terms of trade.”

Iron ore has its longest winning streak since December 2015. The commodity has gained for six straight sessions, tacking on 6.5% over that time.

Ethereum flash-crashed. On Wednesday afternoon, the red-hot cryptocurrency crashed to $13 from $296 before quickly recovering its losses.

Snap reportedly bought an app that lets your track your friends. In what appears to be one of its largest acquisitions ever, Snap paid as much as $350 million for Zenly, TechCrunch says.

Oracle crushes earnings, shares spike by 9%. The company earned an adjusted $0.89 a share on adjusted revenue of $10.94 billion, both well ahead of estimates.

Altice USA prices its IPO. The cable provider priced its initial public offering at $30 a share. It will trade under the ticker ATUS.

Stock markets around the world are lower. China's Shanghai Composite (-0.28%) lagged in Asia, and France's CAC (-0.54%) trails in Europe. The S&P 500 is set to open down by 0.10% near 2,433.

Earnings reports trickle out. Both Bed Bath & Beyond and Sonic will report after markets close.

US economic data is light. Initial jobless claims will be released at 8:30 a.m. ET, and the FHFA House Price Index will cross the wires at 9 a.m. ET. The US 10-year yield is down by 2 basis points at 2.14%.