CoastalSouth Bancshares, Inc.
COSO · State Commercial Banks · 12.0M shares · EDGAR filings ↗
Net buyback after stock comp: -$1M (gross $69K, SBC $1M)
Reference price $25.84 · est. market cap ~$311M — last insider sale, 2026-05-06 (estimated from the dated SEC Form 4 price × shares outstanding — not a live quote)
Grade
B70CoastalSouth Bancshares — Southeastern bank with strong cash flow.
Strengths
- High net margin (98th pct), free cash flow 100th
Risks
- ROE 9.6% (47th) average
- Regional concentration; rate sensitivity
Notable findings
Quarterly revenue
Last 4 quarters · from SEC filings.
Key metrics
Net margin
1254.0%
Return on equity
9.6%
Return on assets
1.1%
Revenue growth (QoQ)
-3.4%
Net-income growth
13.6%
Free cash flow
$61M
Tangible book value
$253M
Stock comp / revenue
47.7%
Insider transactions · last 18 months
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| 2026-05-06 | Valduga Anthony P. | Sell | 4.6K | $25.84 |
| 2026-05-06 | Valduga Anthony P. | Gift | 2.0K | — |
| 2026-04-27 | Stone Stephen R. | Option exercise | 17K | — |
| 2026-04-27 | Stone Stephen R. | Tax withheld | 5.0K | $25.59 |
| 2026-04-27 | Hemby Lauren M. | Option exercise | 4.0K | — |
| 2026-04-27 | Hemby Lauren M. | Tax withheld | 1.2K | $25.59 |
| 2026-04-27 | Valduga Anthony P. | Option exercise | 13K | — |
| 2026-04-27 | Valduga Anthony P. | Tax withheld | 3.8K | $25.59 |
| 2026-04-27 | Turner Cameron Bradley | Option exercise | 4.0K | — |
| 2026-04-27 | Turner Cameron Bradley | Tax withheld | 1.2K | $25.59 |
| 2026-03-09 | Stone Stephen R. | Buy | 200 | $24.15 |
| 2026-02-10 | HIGH MICHAEL B | Buy | 1.5K | $25.14 |
| 2025-07-02 | MACLEOD JAMES S | Buy | 10K | $21.50 |
| 2025-07-02 | Hemby Lauren M. | Buy | 4.5K | $21.50 |
| 2025-07-02 | Stone Stephen R. | Buy | 2.2K | $21.50 |
| 2025-07-02 | Valduga Anthony P. | Buy | 1.5K | $21.50 |
| 2025-07-02 | Bruderer Ernst W. | Buy | 2.0K | $21.50 |
| 2025-07-02 | Gutin Boris | Buy | 11K | $21.50 |
| 2025-07-02 | FRAWLEY PATRICK M | Buy | 4.7K | $21.50 |
| 2025-07-02 | Topper Joseph V. Jr. | Buy | 100K | $21.50 |
| 2025-07-02 | Turner Cameron Bradley | Buy | 1.0K | $21.50 |
| 2025-07-02 | Richardson James N. Jr. | Buy | 20K | $21.50 |
| 2025-07-02 | Askins L. Scott | Buy | 2.3K | $21.50 |
| 2025-07-02 | ALDRIDGE JOHN G JR | Buy | 5.0K | $21.50 |
All non-derivative Form 4 activity (SEC), newest first.
Notable events (8-K)
Recent filings
| Form | Filed | Period | Accession |
|---|---|---|---|
| 10-Q | 2026-05-08 | 2026-03-31 | 0001193125-26-214695 ↗ |
| 8-K | 2026-05-01 | 2026-04-30 | 0001193125-26-199469 ↗ |
| 8-K | 2026-04-24 | 2026-04-23 | 0001193125-26-177286 ↗ |
| 8-K | 2026-04-20 | 2026-04-20 | 0001297107-26-000006 ↗ |
| 10-K | 2026-03-12 | 2025-12-31 | 0001193125-26-104114 ↗ |
| 8-K | 2026-03-04 | 2026-02-26 | 0001297107-26-000003 ↗ |
| 8-K | 2026-01-20 | 2026-01-20 | 0001193125-26-016605 ↗ |
| 8-K | 2025-11-19 | 2025-11-18 | 0001193125-25-288330 ↗ |
| 10-Q | 2025-11-07 | 2025-09-30 | 0001193125-25-272276 ↗ |
| 8-K | 2025-10-21 | 2025-10-20 | 0001193125-25-243947 ↗ |
| 8-K | 2025-09-16 | 2025-09-15 | 0001193125-25-204954 ↗ |
| 10-Q | 2025-08-11 | 2025-06-30 | 0001297107-25-000006 ↗ |