Can the copy trading commission or signals cost change over time? Valentina from Coinmatics January 27, 2021 11:54 Updated In very rare cases — yes. We’ll notify all investors in case it happens. Related articles How often do you update strategy stats? Why do I need to deposit money to my Coinmatics account? Can trader and investor have a talk? What is a sandbox strategy? What is base currency? Can I change it? Comments 0 comments Please sign in to leave a comment.