Amazon has become the second most valuable publicly listed US company, surpassing Google parent Alphabet for the first time.
The US president blocked Broadcom's proposed takeover of Qualcomm on national security grounds.
The company says Facebook and its WhatsApp and Instagram apps copied technology and features from BlackBerry Messenger.
Music streaming service Spotify filed for an IPO on the NYSE last week.
The data-sharing business filed for an initial public offering of up to $500 million with the US Securities and Exchange Commission.
The Internet giant aims to capture sales from businesses that manage a growing number of devices connected to the Net.
The company invests $474 million in Shanda Games, a privately held Chinese developer of online games.
The company buys Xerox for $6.1 billion in a move that will incorporate Xerox into Fuji Xerox to cut costs.
Software Magazine's annual listing, published at the end of 2017, ranks the largest software and software services companies.
More than 60 acquisitions or investments took place in the international market during the holidays.
Are the chips down regarding consolidation in the semiconductor sector?
ICT activity in Africa continues to grow, with offices sprouting on the continent from companies like Intelsat, Oracle and Syspro.