Frank Avallone (CRD#: 4814368), a registered representative with National Securities Corporation (CRD#: 7569) in South Norwalk, Connecticut, is currently involved in two pending customer disputes over suitability, according to his BrokerCheck record accessed on May 7, 2020.  Read on to learn more. On November 7, 2019, a customer alleged that Frank Avallone recommended unsuitable investments.…

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