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( Mark One ) United States Securities and Exchange Commission Washington , D.C. 20549 FORM 10 - Q × QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15 ( d ) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31 , 2021 □ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15 ( d ) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File No .: 000-51821 LAKE SHORE BANCORP , INC . ( Exact name of registrant as specified in its charter ) United States ( State or other jurisdiction of incorporation or 20-4729288 ( I.R.S. Employer Identification Number ) 14048 ( Zip code ) organization ) 31 East Fourth Street , Dunkirk , New York ( Address of principal executive offices ) ( 716 ) 366-4070 ( Registrant's telephone number , including area code ) Securities registered pursuant to Section 12 ( b ) of the Exchange Act : Title of each class Common stock , par value $ 0.01 per share Trading Symbol ( s ) LSBK Name of each exchange on which registered The Nasdaq Stock Market LLC Indicate by check mark whether the registrant ( 1 ) has filed all reports required to be filed by Section 13 or 15 ( d ) of the Securities Exchange Act of 1934 during the preceding 12 months , and ( 2 ) has been subject to such filing requirements for the past 90 days . Yes [ X ] No [ ] Indicate by check mark whether the registrant has submitted electronically every Interactive Data File required to be submitted pursuant to Rule 405 of Regulation S - T ( §232.405 of this chapter ) during the preceding 12 months ( or for such shorter period that the registrant was required to submit such files ) . Yes [ X ] No [ ] Indicate by check mark whether the registrant is a large accelerated filer , an accelerated filer , a non- accelerated filer , a smaller reporting company or an emerging growth company . See definition of “ large accelerated filer , ” “ accelerated filer , ” “ smaller reporting company ” and “ emerging growth company ” in Rule 12b - 2 of the Exchange Act . Large accelerated filer ☐ Non - accelerated filer ☑ Emerging growth company □ Accelerated filer Smaller reporting company □ If an emerging growth company , indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13 ( a ) of the Exchange Act . Indicate by check mark whether the registrant is a shell company ( as defined in Rule 12b - 2 of the Exchange Act ) . Yes [ ] No [ X ] Indicate the number of shares outstanding of each of the issuer's classes of common stock , as of the latest practical date : There were 5,791,413 shares of the registrant's common stock , $ 0.01 par value per share , outstanding at May 10 , 2021 .