Third Coast Bancshares (TCBX) Q3 2025 earnings summary

Executive summary

• Total assets surpassed $5 billion, reaching $5.06 billion as of September 30, 2025, with a 19.3% CAGR since IPO in 2021, driven by organic loan growth and investment security purchases.

• Net income for Q3 2025 was $18.1 million, up 8.3% sequentially and 42% year-over-year; nine-month net income reached $48.4 million, a 42.6% increase year-over-year.

• Achieved record basic and diluted EPS of $1.22 and $1.03 for Q3 2025, up from prior periods.

• Announced a definitive merger agreement with Keystone Bancshares, targeting pro forma assets over $6 billion, expected to close in Q1 2026, subject to regulatory and shareholder approvals.

• Transferred stock listing to NYSE and NYSE Texas, enhancing market visibility and liquidity.

Financial highlights

• Net interest income for Q3 2025 was $50.8 million, up 3% sequentially and 25.9% year-over-year; for the nine months ended September 30, 2025, it increased 21.9% to $143.0 million.

• Net interest margin was 4.10% in Q3 2025, up from 3.73% a year ago; nine-month margin improved to 4.05% from 3.65% year-over-year.

• Total loans grew to $4.17 billion, up 2.1% sequentially, 7.1% year-over-year, and 5.0% for the nine months.

• Deposits increased to $4.37 billion, up 2.1% sequentially, 9.5% year-over-year, and 1.4% for the nine months, with a shift toward interest-bearing accounts.

• Efficiency ratio improved to 53.03% in Q3 2025, down from 55.45% in Q2 and 59.57% in Q3 2024.

Outlook and guidance

• Management expects Q4 2025 to be consistent with prior quarters, with loan growth targets of $50–$100 million and margin forecasted between 3.90% and 3.95%.

• The Keystone Bancshares merger is expected to close in Q1 2026, with anticipated growth opportunities, cost synergies, and straightforward integration.

• Management expects to maintain compliance with all regulatory capital standards and to monitor growth to remain well capitalized.