Investor Presentaiton

Deposit Portfolio ☐ ■ Total deposits increased $63.3 million, or 3.0%, to $2.15 billion at March 31, 2023, compared to $2.08 billion at December 31, 2022. ☐ ☐ Uninsured deposits were 32% of total deposits at March 31, 2023 and 34% at December 31, 2022. Beginning in the fourth quarter of 2022, management utilized brokered time deposits, entirely in denominations of less than $250,000, to secure fixed cost funding and reduce short-term borrowings. The weighted average duration of brokered time deposits is approximately 17 months with a weighted average rate of 4.91%. Deposit Mix at March 31, 2023 Money Market Interest- 8.4% bearing Savings 6.4% Brokered Demand 25.1% Noninterest- bearing Demand Time 23.7% 29.6% Time 6.8% Deposit Composition - Quarterly Lookback (Dollars in Thousands) 2021Q1 2021Q2 2021Q3 2021Q4 2022Q1 2022Q2 2022Q3 2022Q4 2023Q1 Noninterest-bearing Demand $515,487 $582,109 $597,452 $585,465 $614,416 $615,779 $590,610 $580,741 $508,241 Interest-bearing Demand 564,128 630,829 658,743 650,868 710,914 647,277 624,025 565,598 538,515 Brokered Demand Deposits 80,015 100,117 125,016 -- -- Money Market 200,744 243,058 264,846 255,501 276,112 243,795 251,213 208,596 180,402 Savings 154,131 174,385 174,953 180,837 182,532 176,760 167,131 155,176 137,336 Brokered Time 9,990 146,270 Time 495,375 529,668 482,631 447,595 402,030 379,059 Total Deposits $2,009,880 $2,260,166 $2,303,641 $2,120,266 $2,186,004 $2,062,670 419,704 $2,052,683 562,264 $2,082,365 634,883 $2,145,647 Total Deposit Interest Rate 0.48% 0.38% 0.32% 0.22% 0.18% 0.17% 0.25% 0.58% 1.20% INVESTAR® 16 HOLDING CORPORATION 1 Non-GAAP financial measure; please see appendix for additional details

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