Adobe ( ADBE) was the worst-performing stock in the S&P 500 when the maker of Acrobat and other software gave guidance that raised concerns about how it will monetize its artificial intelligence (AI) offerings.

Adobe beat on sales and it beat on earnings last night. Management guided below Wall Street estimates for Q2 and full-year sales and earnings, however, sparking a series of price target cuts. But even with weak guidance,

Adobe shares were sliding late Wednesday despite better-than-expected quarterly results from the software firm. Adobe posted first-quarter adjusted earnings of $5.08 a share on revenue of $5.71 billion.