Apple Inc. may have given back the title of largest U.S. public company to Microsoft Corp., but it has just picked up a different crown for the first time.The consumer-electronics company was the the largest smartphone vendor by shipments during 2023, according to new data from market researcher IDC. Apple AAPL, -1.23% shipped 234.6 million devices during the year, per the data, ahead of Samsung Electronics Co. 005930, -1.76%, which shipped 226.6 million. Apple has never before held the top spot, according ...