---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-25-288330"
form_type: "8-K"
ticker: "COSO"
cik: "0001297107"
company_name: "CoastalSouth Bancshares, Inc."
filed_at: "2025-11-19T23:59:59+00:00"
generated_at: "2026-05-16T18:22:19.077104+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# Director Boris Gutin resigns from CoastalSouth board effective Nov. 19, 2025

## Summary
- Boris Gutin resigned from the Board, effective November 19, 2025.
- He was originally designated by GCP Capital Partners, an investor in the company's 2017 recapitalization.
- Resignation due to GCP's practice of not having representatives on public company boards after the IPO.
- Gutin expressed strong support for the company; resignation not due to any disagreement.
- Board thanked Gutin for his dedicated service and contributions.

## SEC filing metadata
- accession: 0001193125-25-288330
- form_type: 8-K
- ticker: COSO
- cik: 0001297107
- company_name: CoastalSouth Bancshares, Inc.
- filed_at: 2025-11-19T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 5.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1297107/000119312525288330/0001193125-25-288330-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1297107/000119312525288330/coso-20251118.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-25-288330
- JSON: https://secwatch.observer/filing/0001193125-25-288330.json
- Plain text: https://secwatch.observer/filing/0001193125-25-288330.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.