Bruderer Ernst W. (CIK 2067397) reported 5 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-08-31). Recent activity: Sell COSO (2,000 shares), Sell COSO (2,000 shares), Sell COSO (1,000 shares), Sell COSO (1,000 shares), Buy COSO (2,000 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-08-31 | CoastalSouth Bancshares, Inc. (COSO) | Director | Sell | 2,000 | $54,856 |
| 2026-08-26 | CoastalSouth Bancshares, Inc. (COSO) | Director | Sell | 2,000 | $55,004 |
| 2026-08-18 | CoastalSouth Bancshares, Inc. (COSO) | Director | Sell | 1,000 | $27,890 |
| 2026-08-13 | CoastalSouth Bancshares, Inc. (COSO) | Director | Sell | 1,000 | $27,564 |
| 2025-07-07 | CoastalSouth Bancshares, Inc. (COSO) | Director | Buy | 2,000 | $43,000 |
来源：SEC Form 4 申报文件 · 截至 2026-08-31