Here are the cloud stocks that do the best job of expanding business with existing clients

Snowflake execs from left to right: co-founder Benoit Dageville, CEO Frank Slootman, co-founder Thierry Cruanes and CFO Mike Scarpelli
Source: Snowflake

It's one thing to recognize a company for growing by adding lots of new clients. It's another thing, and arguably smarter, to give credit for extracting more revenue out of the customers you already had.