13 insiders reported 14 Form 4 transactions for CoastalSouth Bancshares, Inc. (COSO) over the past 18 months (most recent 2026-03-09). Recent activity: Stone Stephen R. (PRESIDENT AND CEO) Buy 200 shares, HIGH MICHAEL B (Director) Buy 1,500 shares, Gutin Boris (Director) Buy 11,000 shares, ALDRIDGE JOHN G JR (Director) Buy 5,000 shares, Bruderer Ernst W. (Director) Buy 2,000 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-03-09 | Stone Stephen R. | PRESIDENT AND CEO | Buy | 200 | $4,830 |
| 2026-02-12 | HIGH MICHAEL B | Director | Buy | 1,500 | $37,710 |
| 2025-07-07 | Gutin Boris | Director | Buy | 11,000 | $236,500 |
| 2025-07-07 | ALDRIDGE JOHN G JR | Director | Buy | 5,000 | $107,500 |
| 2025-07-07 | Bruderer Ernst W. | Director | Buy | 2,000 | $43,000 |
| 2025-07-07 | Topper Joseph V. Jr. | Director | Buy | 100,000 | $2.1M |
| 2025-07-07 | FRAWLEY PATRICK M | Director | Buy | 4,650 | $99,975 |
| 2025-07-07 | Turner Cameron Bradley | CHIEF CREDIT OFFICER | Buy | 1,000 | $21,500 |
| 2025-07-07 | MACLEOD JAMES S | Director | Buy | 10,000 | $215,000 |
| 2025-07-07 | Stone Stephen R. | PRESIDENT AND CEO | Buy | 2,200 | $47,300 |
| 2025-07-07 | Askins L. Scott | Director | Buy | 2,325 | $49,988 |
| 2025-07-07 | Valduga Anthony P. | CFO AND COO | Buy | 1,500 | $32,250 |
| 2025-07-07 | Richardson James N. Jr. | Director | Buy | 20,000 | $430,000 |
| 2025-07-07 | Hemby Lauren M. | CHIEF ACCOUNTING OFFICER | Buy | 4,500 | $96,750 |
Source: SEC Form 4 filings · as of 2026-03-09