The Qualcomm and SoftBank-backed wearable fitness tracker maker's stock has almost doubled since it went public on Thursday.
US-based wearable products maker Fitbit closed its initial public offering at $841.2m today, after the IPO’s underwriters took up the option to acquire almost 5.5 million extra shares.
The company has sold almost 22.4 million shares priced at $20 each in the IPO, while shareholders including wireless technology producer Qualcomm and telecommunications firm SoftBank sold an additional 19.7 million.
Fitbit manufactures wearable health and fitness trackers, and had sold 20.8 million of them by the end of March this…