UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Commission File Number 001-40637 FORM 10-K TC BANCSHARES, INC. (Mark One) (Exact name of Registrant as specified in its Charter) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2021 Georgia 86-2650449 (State or other jurisdiction of incorporation or organization) 131 South Dawson Street, Thomasville, Georgia 31792 (Address of principal executive offices) (Zip ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2021 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 333-254212 TC Bancshares, Inc. (Exact Name of Registrant as Specified in Its Charter) Georgia 86-2650449 (State or Other Jurisdiction of Incorpor ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2021 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 333-254212 TC Bancshares, Inc. (Exact Name of Registrant as Specified in Its Charter) Georgia 86-2650449 (State or Other Jurisdictio ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2021 Commission File Number 333-254212 TC Bancshares, Inc. (Exact Name of Registrant as Specified in Its Charter) (State or Other Jurisdiction of Incorporation or Organization) 131 South Dawson Street, Thomasville, Georgia 31792 (Address of Principal Executive Office) (Zip Code) Indicat ...