 DALLAS, June 17, 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 0.017630 per unit, payable on July 15, 2021, to unit holders of record on June 30, 2021. This months distribution decreased from the previous month as the result of decreased production of oil offset by an increase in gas production for the Texas Royalty Properties. 