BMRC vs WABC

For growth investors, Bank of Marin Bancorp (BMRC) is the stronger pick with 51.

8% revenue growth year-over-year, versus -5. 0% for Westamerica Bancorporation (WABC). Bank of Marin Bancorp (BMRC) offers the better valuation at 9. 6x trailing P/E (12. 0x forward), making it the more compelling value choice. Analysts rate Bank of Marin Bancorp (BMRC) a "Hold" — based on 15 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, Bank of Marin Bancorp (BMRC) is the cheapest at 9.

6x versus Westamerica Bancorporation at 10. 5x. On forward P/E, Bank of Marin Bancorp is actually cheaper at 12. 0x. The PEG ratio (P/E divided by earnings growth rate) is the most growth-adjusted single valuation metric: Westamerica Bancorporation wins at 1. 04x versus Bank of Marin Bancorp's 2. 84x — a reasonable growth-adjusted valuation.

Over the past 5 years, Westamerica Bancorporation (WABC) delivered a total return of -1.

6%, compared to -13. 6% for Bank of Marin Bancorp (BMRC). Over 10 years, the gap is even starker: WABC returned +53. 3% versus BMRC's +41. 4%. 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), Westamerica Bancorporation (WABC) is the lower-risk stock at 0.

63β versus Bank of Marin Bancorp's 0. 95β — meaning BMRC is approximately 51% more volatile than WABC relative to the S&P 500. On balance sheet safety, Westamerica Bancorporation (WABC) carries a lower debt/equity ratio of 16% versus 18% for Bank of Marin Bancorp — giving it more financial flexibility in a downturn.

By revenue growth (latest reported year), Bank of Marin Bancorp (BMRC) is pulling ahead at 51.

8% versus -5. 0% for Westamerica Bancorporation (WABC). On earnings-per-share growth, the picture is similar: Bank of Marin Bancorp grew EPS 625. 0% year-over-year, compared to -14. 2% for Westamerica Bancorporation. 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.

Westamerica Bancorporation (WABC) is the more profitable company, earning 44.

6% net margin versus 24. 6% for Bank of Marin Bancorp — meaning it keeps 44. 6% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: WABC leads at 60. 8% versus 29. 2% for BMRC. At the gross margin level — before operating expenses — WABC leads at 94. 3%, 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, Westamerica Bancorporation (WABC) is the more undervalued stock at a PEG of 1. 04x versus Bank of Marin Bancorp's 2. 84x. A PEG below 1. 5 suggests fair-to-attractive pricing relative to expected growth. On forward earnings alone, Bank of Marin Bancorp (BMRC) trades at 12. 0x forward P/E versus 12. 3x for Westamerica Bancorporation — 0. 3x cheaper on a one-year earnings basis. Analyst consensus price targets imply the most upside for BMRC: 7. 7% to $28. 25.

All stocks in this comparison pay dividends.

Bank of Marin Bancorp (BMRC) offers the highest yield at 3. 9%, versus 3. 2% for Westamerica Bancorporation (WABC).

For long-horizon retirement investors, Westamerica Bancorporation (WABC) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (low volatility (β 0.

63), 3. 2% yield). Both have compounded well over 10 years (WABC: +53. 3%, BMRC: +41. 4%), 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: BMRC is a small-cap high-growth stock; WABC 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.