In the second quarter of 2015, Apple shipped 3.6 million units of the Apple Watch globally, just under Fitbit's 4.4 million units, according to a report on wearable devices from the International Data Corporation (IDC).
Fitbit still has the largest market share, 24.3 percent, though its share is 6 percent less than it was in the second quarter of 2014. Meanwhile, Apple, which only began shipping ...