 OTTAWA, Ill. , Aug. 18, 2021 GLOBE NEWSWIRE -- Ottawa Bancorp, Inc. OTCQX: OTTW, the holding company for Ottawa Savings Bank FSB, announced today that its Board of Directors has declared a quarterly cash dividend of 0.10 per share, payable on or about September 15, 2021, to stockholders of record as of the close of business on September 1, 2021. 