The stock plunged the most in four years after the firm said in July that monthly users had dropped by 1 million in the second quarter
The worst quarterly performers in the S&P 500 after Twitter are IPG Photonics Corp
Flip on the feature in your settings from the iOS or Android Twitter app
Before joining Twitter, Singh was sales director, South Asia for BBC Advertising. Prior to the BBC, he held various positions at Outlook Publishing
The platform is testing a new feature which suggests accounts you might want to unfollow
After facing protests on its platform, Twitter last week temporarily banned the account of US conspiracy theorist and radio host Alex Jones after reports came in that he violated Twitter's policies
Twitter asked that members of its safety team not be identified, for fear of them becoming targeted by internet trolls
On September 10, Twitter will add new default app-level rate limits that will apply to all requests to create tweets, retweets, likes, follows, or Direct Messages
The move of the microblogging site is a part of its efforts to sanitise its platform, rife with spam, trolling and other questionable practices
Over the years, Twitter has locked accounts when it detected sudden changes in account behaviour
The wave of account suspensions by the world's largest social network is one of several recent campaigns by Twitter to police its platform and stop spam and abuse of fake accounts
The requirement will be rolled out later this year, and Twitter promised to make sure the change does not harm aspiring users
Twitter's 58 percent gain in 2018 would be the fifth-largest in the S&P 500
The microblogging site is looking at the behavioural perspective, to improve the health of the conversation
The new deals may help Twitter compete better against larger rivals, including Facebook Inc., that are also investing heavily in live-streaming and video
The ban on such advertisements will come into force from June
Several of these accounts were very popular with hundreds of thousands or even millions of followers
Twitter said its health will be built and measured by how it helps encourage more healthy debate, conversations, and critical thinking
The social media company has dreamed up new product ideas aimed at broadening its appeal only to abandon them for fear of alienating users
Twitter said in September that 'newsworthiness' is among the factors it considers before removing an account or a tweet