Table of Contents Title of each classTrading Symbol(s)Name of exchange on which registered Common Stock, par value $0.01 per share FFIN The Nasdaq Global Select Market UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2020 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Com ...

Financial Performance - Net earnings for the three months ended September 30, 2020, were $52,857 thousand, compared to $43,080 thousand in 2019, an increase of 22.5%[21]. - Comprehensive earnings for the nine months ended September 30, 2020, totaled $228,115,000, up from $192,776,000 in the same period of 2019, reflecting an increase of 18.3%[23]. - Net earnings for the nine months ended September 30, 2020, were $143,558,000, compared to $123,424,000 for the same period in 2019, representing a year-over-year increase of approximately 16.5%[33]. - Net earnings for Q3 2020 were $52.86 million, a 22.69% increase from $43.08 million in Q3 2019[202]. - Basic and diluted earnings per share for Q3 2020 were $0.37, compared to $0.32 in the same quarter a year ago[202]. Asset Growth - Total assets increased to $10,567,652 thousand as of September 30, 2020, up from $8,113,839 thousand in 2019, representing a growth of 30.2%[16]. - Total deposits reached $8,294,888 thousand, a significant increase from $6,397,683 thousand in 2019, reflecting a growth of 29.6%[16]. - Total liabilities increased to $8,948,151 thousand as of September 30, 2020, compared to $6,908,741 thousand in 2019, a growth of 29.5%[16]. - Shareholders' equity rose to $1,619,501 thousand as of September 30, 2020, up from $1,205,098 thousand in 2019, representing an increase of 34.4%[16]. Loan Portfolio - Net loans held-for-investment rose to $5,217,641 thousand, compared to $4,048,427 thousand in 2019, marking an increase of 28.9%[16]. - Total loans held-for-investment increased to $5,293,679,000 as of September 30, 2020, up from $4,100,316,000 in the previous year, representing a growth of approximately 29%[98]. - The recorded investment in impaired loans was $42,673,000 as of September 30, 2020, up from $25,717,000 a year earlier, reflecting a growth of approximately 66%[102]. - Non-accrual loans rose to $42,673,000 in September 2020, compared to $25,717,000 in September 2019, indicating a year-over-year increase of about 66%[99]. Income and Expenses - Net interest income after provisions for credit losses was $80,210 thousand for the three months ended September 30, 2020, compared to $72,188 thousand for the same period in 2019, an increase of 11.1%[21]. - Noninterest income totaled $38,575 thousand for the three months ended September 30, 2020, up from $28,669 thousand in 2019, representing a growth of 34.5%[21]. - The provision for credit losses increased significantly to $27,550,000 from $2,015,000 in the prior year, indicating a substantial rise in expected credit losses[33]. - Income tax expense for Q3 2020 was $10,335,000, up from $8,867,000 in Q3 2019, reflecting a 16% increase[143]. Investment Securities - The total fair value of available-for-sale investment securities was $4,431,280,000, with $4,426,711,000 classified under Level 2 inputs[160]. - The Company recorded unrealized net gains on available-for-sale securities totaling $152.06 million, $73.52 million, and $67.51 million at September 30, 2020, 2019, and December 31, 2019, respectively[79]. - The total available-for-sale securities as of September 30, 2020, amounted to $4,431,280,000, an increase from $3,397,156,000 as of September 30, 2019, reflecting a growth of approximately 30.5%[88]. Stock and Shareholder Actions - The company repurchased 324,802 shares totaling $8,008,000 under its stock repurchase plan, demonstrating a commitment to returning value to shareholders[43]. - Cash dividends declared increased to $0.13 per share for the three months ended September 30, 2020, up from $0.12 per share in the same period of 2019[26]. - The company executed stock option exercises resulting in an increase of $1,509,000 in capital surplus for the three months ended September 30, 2020[26]. COVID-19 Response - The Company has implemented various measures in response to the COVID-19 pandemic, including providing loan extensions and participating in government relief programs[186]. - The Company began offering deferral and modification of principal and/or interest payments to selected borrowers starting in mid-March 2020[130]. - The Company processed approximately 6,500 PPP loans, funding a total of $703.73 million, and recognized $2.83 million in interest income from these loans during the second and third quarters of 2020[195].

Table of Contents 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 June 30, 2020 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to | --- | --- | --- | |----------------------------------------------------------------------------------------------------------------------------------- ...

Table of Contents Emerging growth company ☐ 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, 2020 ☐ 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 0-7674 Texas 75-0944023 (State or other jurisdiction of incorporation (I.R.S. Employer or organization ...

Table of Contents Title of each classTrading Symbol(s)Name of exchange on which registered Common Stock, par value $0.01 per share FFIN The Nasdaq Stock Market LLC Large accelerated filer ☒ Accelerated filer ☐ Non-accelerated filer ☐ Smaller reporting company ☐ Emerging growth company ☐ UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2019 ☐ TRANSITIO ...

Table of Contents 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 September 30, 2019 Commission file number 0-7674 FIRST FINANCIAL BANKSHARES, INC. (Exact name of registrant as specified in its charter) Texas 75-0944023 (State or other jurisdiction of incorporation or organization)(I.R.S. Employer Identification No.) 400 Pine Street, Abilene, Texas 79601 (A ...

Table of Contents 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 June 30, 2019 Commission file number 0-7674 FIRST FINANCIAL BANKSHARES, INC. (Exact name of registrant as specified in its charter) | --- | |-------| | | | | | | | | | | | | | --- | --- | --- | --- | |-------|-------|----------------------------------------|-------| | | | | | | | | | | | | | ...

Table of Contents 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, 2019 Commission file number 0-7674 FIRST FINANCIAL BANKSHARES, INC. (Exact name of registrant as specified in its charter) Texas 75-0944023 (State or other jurisdiction of incorporation or organization)(I.R.S. Employer Identification No.) 400 Pine Street, Abilene, Texas 79601 (Addre ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2018 Commission file number 0-7674 | --- | --- | |---------------------------------------------------------------------------------------------------------|-----------------------------------------| | | | | First Financial Bankshares, Inc. (Exact Name of Registrant as Specified in Its ...