 DALLAS, March 19, 2021 PRNewswire -- Simmons Bank, as Trustee of the Permian Basin Royalty Trust NYSE: PBT Permian today declared a cash distribution to the holders of its units of beneficial interest of 0.011525 per unit, payable on April 14, 2021, to unit holders of record on March 31, 2021. This months distribution decreased slightly from the previous month as the result of decreased production accounting due to the end of the February offset by increased prices for both oil and gas. 