Find an updated list of TruStone Financial bonuses, promotions, and offers here. Update 7/3/25: The $350 checking bonus is back through 12/31/25. TruStone Financial Bonuses Review TruStone Financial is a credit union in Minnesota and Wisconsin. There are over 100,00 members and 17 locations throughout these two states. They have good money market rates, 3X … Continue reading TruStone Financial Bonuses: $350 Checking Promotion (MN, WI)