 ALLENTOWN, Pa.--BUSINESS WIRE--- FOUR--Shift4 NYSE: FOUR, the leader in integrated payments and commerce technology, today announced that it will release its fourth quarter 2021 financial results before market open on Tuesday, March 1, 2022. Management will also host a conference call and webcast that same morning at 8:30 am ET to discuss the results. To participate in the conference call, please register in advance via this link. After registering, a confirmation email will be sent including dial 