Middlefield Sustainable Infrastructure Dividend ETF announced that distributions of $0.04167 per trust unit for the first quarter of 2023 will be payable to unitholders of record date of January 31, 2023, February 28, 2023 and March 31, 2023; payable date is February 15, 2023, March 15, 2023 and April 14, 2023, respectively.