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RBB Bancorp vs Investar Holding: RBB and ISTR compared
RBB Bancorp is the larger company: $36.9M of revenue in its latest quarter (Q3 2026) against $36.8M for Investar Holding (Q3 2026). Investar Holding is growing faster (+53% against +13% a year earlier). RBB Bancorp is more profitable, with an operating margin of 45.6% against 38.6%.
Where the money goes: RBB and ISTR
RBB Bancorp (RBB) · Q3 2026
RBB Bancorp, Q3 2026: revenue $36.9M (+13% year over year), operating margin 45.6%, net earnings $12.6M, operating cash flow −$820K. The chart follows the revenue to costs, profit and cash.
Investar Holding (ISTR) · Q3 2026
Investar Holding, Q3 2026: revenue $36.8M (+53% year over year), operating margin 38.6%, net earnings $11.7M, operating cash flow $11.1M. The chart follows the revenue to costs, profit and cash.
| RBB Bancorp (RBB) | Investar Holding (ISTR) | |
|---|---|---|
| Latest quarter | Q3 2026 | Q3 2026 |
| Revenue | $36.9M | $36.8M |
| Revenue growth, Y/Y | +13% | +53% |
| Operating margin | 45.6% | 38.6% |
| Net earnings | $12.6M | $11.7M |
| Net margin | 34.3% | 31.7% |
| Operating cash flow | −$820K | $11.1M |
| Free cash flow | — | $11.0M |
Where the revenue comes from
Investar Holding
- Net interest income: $33.8M (92%)
- Noninterest income: $3.0M (8%)
Questions
Which is bigger, RBB Bancorp or Investar Holding?
RBB Bancorp is the larger company: $36.9M of revenue in its latest quarter (Q3 2026) against $36.8M for Investar Holding (Q3 2026).
Is RBB Bancorp or Investar Holding growing faster?
Investar Holding is growing faster (+53% against +13% a year earlier).
Which is more profitable, RBB Bancorp or Investar Holding?
RBB Bancorp is more profitable, with an operating margin of 45.6% against 38.6%.
More: RBB Bancorp earnings · how RBB Bancorp makes money · Investar Holding earnings · how Investar Holding makes money
From the companies' latest 10-Q, 10-K or earnings release (10-Q filed Nov 6, 2026; 10-Q filed Nov 5, 2026). Fiscal quarters can end on different dates. Not investment advice.