https://www.reuters.com/article/us-twitter-results/twitter-breaks-techs-blockbuster-streak-shares-fall-on-tepid-outlook-idUSKBN2CG2H8

(Reuters) -Twitter Inc shares sank 9% in postmarket trading on Thursday as it offered tepid revenue guidance for the second quarter, warned of rising costs and expenses and said user growth could slow in the coming quarters as the boost seen during the coronavirus pandemic fizzles.