UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 10-K (Mark One) Commission file number: 001-32991 WASHINGTON TRUST BANCORP, INC. (Exact name of registrant as specified in its charter) Rhode Island 05-0404671 Title of each class Trading Symbol(s) Name of each exchange on which registered COMMON STOCK, $.0625 PAR VALUE PER SHARE WASH The NASDAQ Stock Market LLC Securities registered pursuant to Section 12(g) of the Act: NONE Indicate by check mark if the registrant is a well-known s ...