Square has been "executing on all cylinders," CFO Sarah Friar said Wednesday.
"So we have definitely executed beyond our expectations," Friar said on CNBC's "Squawk Alley."
Shares of Square gained as much as 7 percent Wednesday after its better-than-expected quarterly results a day earlier. The stock closed at $11.78, about 6.4 percent higher.
On Tuesday, Square reported it had a third-quarter loss of 9 cents per share on $439 million in sales. Analysts had expected a loss per share of 11 cents on revenue of $431 million, according to a Thomson Reuters consensus estimate.
The company's net revenue grew 32 percent from a year earlier, while its loss narrowed.