Investing.com -- Pinterest (NYSE:PINS) reported second quarter results that exceeded Wall Street expectations, but shares tumbled 5% in early trading on Wednesday as the company's current-quarter guidance pointed to a slowdown in revenue growth. Against this backdrop, third-quarter revenue is expected to be between $1.19 billion to $1.21 billion, representing 13% to 15% growth -- cooling from 18% in June quarter. Revenue in the U.S. and Canada grew 18% to $880 million, while Europe revenue increased 12% to $213 million. For the third quarter, Pinterest expects adjusted core earnings in the range of $335 million to $355 million. (Scott Kanowsky contributed reporting)Related articlesPinterest falls 5% on expected slowdown in third-quarter revenue growthNvidia's new Alpamayo project: What it means for Tesla?