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Southside Bancshares vs Mercantile Bank: SBSI and MBWM compared
Southside Bancshares is the larger company: $74.0M of revenue in its latest quarter (Q3 2026) against $73.2M for Mercantile Bank (Q3 2026). Southside Bancshares is growing faster (+69% against +17% a year earlier). Southside Bancshares is more profitable, with an operating margin of 46.3% against 39.5%.
Where the money goes: SBSI and MBWM
Southside Bancshares (SBSI) · Q3 2026
Southside Bancshares, Q3 2026: revenue $74.0M (+69% year over year), operating margin 46.3%, net earnings $28.0M, operating cash flow $67.3M. The chart follows the revenue to costs, profit and cash.
Mercantile Bank (MBWM) · Q3 2026
Mercantile Bank, Q3 2026: revenue $73.2M (+17% year over year), operating margin 39.5%, net earnings $24.1M, operating cash flow $47.1M. The chart follows the revenue to costs, profit and cash.
| Southside Bancshares (SBSI) | Mercantile Bank (MBWM) | |
|---|---|---|
| Latest quarter | Q3 2026 | Q3 2026 |
| Revenue | $74.0M | $73.2M |
| Revenue growth, Y/Y | +69% | +17% |
| Operating margin | 46.3% | 39.5% |
| Net earnings | $28.0M | $24.1M |
| Net margin | 37.8% | 32.9% |
| Operating cash flow | $67.3M | $47.1M |
| Free cash flow | $65.4M | — |
| Market value | $904M | $999M |
| P/E | 9.1× | 10.3× |
| Analysts’ mean target | $35.00 | $64.17 |
Where the revenue comes from
Southside Bancshares
- Net interest income: $60.3M (81%)
- Noninterest income: $13.7M (19%)
Mercantile Bank
- Net interest income: $60.9M (83%)
- Noninterest income: $12.3M (17%)
Questions
Which is bigger, Southside Bancshares or Mercantile Bank?
Southside Bancshares is the larger company: $74.0M of revenue in its latest quarter (Q3 2026) against $73.2M for Mercantile Bank (Q3 2026).
Is Southside Bancshares or Mercantile Bank growing faster?
Southside Bancshares is growing faster (+69% against +17% a year earlier).
Which is more profitable, Southside Bancshares or Mercantile Bank?
Southside Bancshares is more profitable, with an operating margin of 46.3% against 39.5%.
More: Southside Bancshares earnings · how Southside Bancshares makes money · Mercantile Bank earnings · how Mercantile Bank makes money
From the companies' latest 10-Q, 10-K or earnings release (10-Q filed Oct 29, 2026; 10-Q filed Oct 30, 2026). Fiscal quarters can end on different dates. Not investment advice.