Fastly, Inc. (NYSE:FSLY) reported its first-quarter financial results after the bell Wednesday. Here's a look at the details.  The Details: Fastly reported quarterly sales of $133.52 million which beat the analyst consensus estimate of $133.1 million and represents a 13.57% increase over sales of $117.56 million from the same period last year. The company reported quarterly losses of 5 per share which beat the analyst consensus estimate of losses of 6 cents by 16.67%. Total customer count was 3,290 in ...