TCBX vs FFIN vs SBSI

For growth investors, First Financial Bankshares, Inc.

(FFIN) is the stronger pick with 11. 7% revenue growth year-over-year, versus -8. 1% for Southside Bancshares, Inc. (SBSI). Third Coast Bancshares, Inc. (TCBX) offers the better valuation at 10. 6x trailing P/E (10. 3x forward), making it the more compelling value choice. Analysts rate Third Coast Bancshares, Inc. (TCBX) a "Buy" — based on 5 analyst ratings — the highest consensus in this comparison. The "better buy" depends entirely on your goals: growth investors should weight revenue trajectory, value investors should weight P/E and PEG, and income investors should weight dividend yield and streak.

On trailing P/E, Third Coast Bancshares, Inc.

(TCBX) is the cheapest at 10. 6x versus First Financial Bankshares, Inc. at 19. 0x. On forward P/E, Southside Bancshares, Inc. is actually cheaper at 10. 1x — notably different from the trailing picture, reflecting expected earnings growth. The PEG ratio (P/E divided by earnings growth rate) is the most growth-adjusted single valuation metric: Third Coast Bancshares, Inc. wins at 0. 70x versus First Financial Bankshares, Inc. 's 3. 67x — a PEG below 1. 0 traditionally signals the market is underpricing earnings growth.

Over the past 5 years, Third Coast Bancshares, Inc.

(TCBX) delivered a total return of +196. 7%, compared to -25. 9% for First Financial Bankshares, Inc. (FFIN). Over 10 years, the gap is even starker: TCBX returned +196. 7% versus SBSI's +62. 6%. Past returns do not guarantee future results, and the stock with the higher historical return may already have its best growth priced in.

By beta (market sensitivity over 5 years), Southside Bancshares, Inc.

(SBSI) is the lower-risk stock at 0. 78β versus Third Coast Bancshares, Inc. 's 0. 83β — meaning TCBX is approximately 7% more volatile than SBSI relative to the S&P 500. On balance sheet safety, First Financial Bankshares, Inc. (FFIN) carries a lower debt/equity ratio of 1% versus 87% for Southside Bancshares, Inc. — giving it more financial flexibility in a downturn.

By revenue growth (latest reported year), First Financial Bankshares, Inc.

(FFIN) is pulling ahead at 11. 7% versus -8. 1% for Southside Bancshares, Inc. (SBSI). On earnings-per-share growth, the picture is similar: Third Coast Bancshares, Inc. grew EPS 36. 3% year-over-year, compared to -21. 6% for Southside Bancshares, Inc.. Higher growth typically commands a higher valuation multiple — check whether the premium P/E or P/S is justified by the growth rate using the PEG ratio.

First Financial Bankshares, Inc.

(FFIN) is the more profitable company, earning 30. 7% net margin versus 16. 5% for Southside Bancshares, Inc. — meaning it keeps 30. 7% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: FFIN leads at 37. 5% versus 19. 7% for SBSI. At the gross margin level — before operating expenses — FFIN leads at 71. 8%, reflecting greater pricing power or product mix advantage. Stronger margins indicate durable pricing power, lower cost of revenue, or higher mix of software/services. They are one of the clearest signs of business quality.

The PEG ratio (forward P/E divided by expected earnings growth rate) is the most precise measure of undervaluation relative to growth potential.

By this metric, Third Coast Bancshares, Inc. (TCBX) is the more undervalued stock at a PEG of 0. 70x versus First Financial Bankshares, Inc. 's 3. 67x. A PEG below 1. 0 is traditionally considered the threshold for growth-adjusted undervaluation. On forward earnings alone, Southside Bancshares, Inc. (SBSI) trades at 10. 1x forward P/E versus 16. 5x for First Financial Bankshares, Inc. — 6. 4x cheaper on a one-year earnings basis. Analyst consensus price targets imply the most upside for FFIN: 16. 6% to $39. 25.

All stocks in this comparison pay dividends.

Southside Bancshares, Inc. (SBSI) offers the highest yield at 4. 2%, versus 0. 7% for Third Coast Bancshares, Inc. (TCBX).

For long-horizon retirement investors, Third Coast Bancshares, Inc.

(TCBX) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (low volatility (β 0. 83), 0. 7% yield, +196. 7% 10Y return). Both have compounded well over 10 years (TCBX: +196. 7%, SBSI: +62. 6%), confirming both are viable long-term holds — but the lower-volatility option typically results in less emotional selling during corrections. Retirement portfolios generally favour predictability over maximum returns. Consult a financial advisor before making allocation decisions.

Both stocks operate in the Financial Services sector, making this a peer-level intra-sector comparison — the same macro tailwinds and headwinds will affect both.

In terms of investment character: TCBX is a small-cap deep-value stock; FFIN is a small-cap quality compounder stock; SBSI is a small-cap deep-value stock. These fundamental differences mean investors should not choose between them on a single metric — the "better stock" depends entirely on which of these characteristics aligns with your investment strategy.