NASDAQ: SBSI 1 Stephens Investor Meeting February 3, 2022 Forward-Looking Statements • Certain statements of other than historical fact that are contained in this press release and in other written materials, documents and oral statements issued by or on behalf of the Company may be considered to be "forward-looking statements" within the meaning of and subject to the safe harbor protections of the Private Securities Litigation Reform Act of 1995. These forwardlooking statements are not guarantees of future ...

Financial Data and Key Metrics Changes - The company reported earnings per share of $0.88 for Q4 2021, with a return on average tangible common equity (ROATCE) of 16.8% [7] - For the full year, net income reached a record $113.4 million, with earnings per share of $3.47, a 40.5% increase from $2.47 in 2020 [8][15] - The net interest margin increased to 3.23%, with a linked quarter increase of 7 basis points [7][25] Business Line Data and Key Metrics Changes - The loan portfolio increased by $34 million to $3.61 billion, with construction loans rising by $25.8 million and commercial loans (excluding PPP forgiveness) increasing by $11.7 million [17] - Nonperforming assets decreased to 0.16% of total assets, down from 0.25% a year earlier [19] - The allowance for loan losses decreased to $35.3 million, representing 0.97% of total loans [20] Market Data and Key Metrics Changes - The company experienced annualized linked quarter deposit growth of 29.1% and a 16% increase in deposits for the full year [7][8] - Public fund deposits increased by 14.7%, while brokered deposits surged by 159.8% [23] Company Strategy and Development Direction - The company anticipates a loan growth of 9% for 2022, net of PPP loans, driven by strong demand in high-growth markets [11] - The management is focusing on reducing dependence on higher-cost funding sources by increasing nonmaturity deposits [12] - The company is exploring potential M&A opportunities, targeting banks with assets between $1 billion and $2 billion [45][55] Management's Comments on Operating Environment and Future Outlook - Management expressed optimism about the economic conditions in their markets, citing strong company relocations and population growth [13] - The loan pipeline is described as extremely strong, with expectations for solid loan demand continuing into 2022 [11][62] - Management noted that the current economic environment is leading to increased competition for housing and commercial real estate [63] Other Important Information - The company recorded a reversal of provision for credit losses of $3.4 million in Q4 2021, reflecting improved forecasts for commercial real estate [9][20] - Noninterest expense for Q4 was $31.3 million, with expectations of approximately $32.5 million per quarter for 2022 [27][53] Q&A Session Summary Question: Plans for bond portfolio growth - Management indicated a slight increase in the bond portfolio is budgeted for the year, around $30 million to $40 million [31] Question: Improvement in MBS yields - The increase in MBS yields was attributed to less amortization expense and anticipated slower prepayment speeds [32] Question: Loan growth outlook and areas of strength - Management confirmed a 9% loan growth outlook, primarily driven by construction and commercial real estate loans [40][41] Question: Capital returns and M&A outlook - No current stock buyback program is in place, but management anticipates potential announcements in the first half of the year regarding M&A [43][45] Question: Fee income from NSF and overdraft - Overdraft and return check charges were approximately $9.2 million for 2021, with a 10% budget reduction for 2022 due to industry pressures [49][50] Question: Loan growth guidance and paydowns - Management does not expect paydowns to be as high as in the previous year, with a strong pipeline indicating positive growth [61]

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO 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: 000-12247 SOUTHSIDE BANCSHARES, INC. (Exact name of registrant as specified in its ...

Southside Bancshares, Inc. (NASDAQ:SBSI) Q3 2021 Earnings Conference Call October 26, 2021 12:00 PM ET Company Participants Lindsey Bailes - VP & IR Officer Lee Gibson - President, CEO, & Director Julie Shamburger - CFO Conference Call Participants Brady Gailey - KBW Michael Young - Truist Securities Brad Milsaps - Piper Sandler & Co. Brett Rabatin - Hovde Group Operator Ladies and gentlemen, thank you for standing by, and welcome to the Southside Bancshares, Inc. Third Quarter 2021 Earnings Conference Call ...

1 NASDAQ: SBSI 2021 KBW Community Bank Investor Conference August 3, 2021 Forward-Looking Statements • Certain statements of other than historical fact that are contained in this press release and in other written materials, documents and oral statements issued by or on behalf of the Company may be considered to be "forward-looking statements" within the meaning of and subject to the safe harbor protections of the Private Securities Litigation Reform Act of 1995. These forward-looking statements are not gua ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO 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: 000-12247 SOUTHSIDE BANCSHARES, INC. (Exact name of registrant as specified in its chart ...

Southside Bancshares, Inc. (NASDAQ:SBSI) Q2 2021 Earnings Conference Call July 23, 2021 12:00 PM ET Company Participants Lindsey Bailes - VP & IR Officer Lee Gibson - President, CEO, & Director Julie Shamburger - CFO Conference Call Participants Bradley Milsaps - Piper Sandler & Co. Brett Rabatin - Hovde Group William Jones - KBW Michael Young - Truist Securities Operator Good day, and thank you for standing by. Welcome to the Southside Bancshares, Inc. Second Quarter 2021 Earnings Call. [Operator Instructi ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 For the transition period from ____________ to ____________ FORM 10-Q Commission file number: 000-12247 (Mark One) SOUTHSIDE BANCSHARES, INC. ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2021 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 (Address of Principal Executive Offices) (Zip Code ...

Southside Bancshares, Inc (NASDAQ:SBSI) Q1 2021 Earnings Conference Call April 22, 2021 ET Company Participants Lindsey Bailes - VP, IR Lee Gibson - President and CEO Julie Shamburger - CFO Conference Call Participants Brett Rabatin - Hovde Group Brady Gailey - KBW Brad Milsaps - Piper Sandler Operator Good day, and thank you for standing by. Welcome to the Southside Bancshares, Inc. First quarter 2021 Earnings Call. [Operator Instructions] After the speaker presentation, there will be a question-and-answer ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K (Mark One) ☒ 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 _______ Commission file number 000-12247 SOUTHSIDE BANCSHARES, INC. (Exact name of registrant as specified in its charter) (State or O ...