Aster launches grid trading activity, sharing $10000 ASTER reward for trading designated contracts Aster announced the launch of the "Grid to Earn Challenge" activity, where users can use ANSEMUSDT, CASHCATUSDT, or CARDSUDT futures grid trading on Aster Grid Trading to receive a total ASTER reward of $10000 based on trading volume. The event will be held from July 14th to July 21st (UTC), and rewards will be calculated based on "individual grid transaction volume/all qualified user grid transaction volume x total prize pool amount". Rewards below 1 ASTER will not be issued. The activity is open to all new and old users, except for market makers. Orders can only be placed directly through Aster Grid Trading, and brushing volume, self trading, and witch behavior will be disqualified.