Snap Inc. has reported a 15% increase in revenue, reaching $1.4 billion, significantly exceeding market expectations. The company also announced a $500 million stock buyback program, which has driven a 10% rise in shares following the earnings report. Additionally, Snapchat has added 37 million active users, bringing the total to 443 million daily active users. However, despite these positive results, Snap has projected challenges in advertising sales for the upcoming quarter. Analysts remain cautiously optimistic, highlighting the strengths in subscriptions and user growth, while some express concern over the future revenue hurdles.