Twitter enthusiast Elon Musk revealed he is also a Twitter investor, surprising Wall Street as well as the communications industry with news that he now owns 9 percent of the company’s stock, making him its largest shareholder. As of March 14, his stake stood at 73.5 million shares, valued at $2.9 billion. The revelation sent Twitter stock up 27 percent on Monday, the company’s largest one-day gain on record. The Tesla chief has more than 80 million Twitter followers. The disclosure indicates Musk owns more Twitter shares than the Vanguard Group and company co-founder Jack Dorsey. Continue reading Tesla CEO Elon Musk Becomes Biggest Twitter Shareholder

Twitter’s shares dropped 20 percent with the news that revenue and profit in Q3 were below Wall Street expectations. The company added six million more users in Q2 — for a total of 145 million — likely due to changes that allow users to follow content of greatest interest to them. Twitter also reported that its machine learning-enabled tools now remove fully half of all the abusive tweets on its platform without relying on anyone to report them. This change is much welcomed given the platform’s persistent problem of abuse. Continue reading Twitter Tackles Abusive Tweets, Ad Glitches Hurt Revenue