---
schema_version: "secwatch.filing_event.v1"
accession: "0001849867-26-000011"
form_type: "8-K"
ticker: "CLST"
cik: "0001849867"
company_name: "Catalyst Bancorp, Inc."
filed_at: "2026-06-26T14:54:01+00:00"
generated_at: "2026-06-26T14:55:11.165126+00:00"
event_type: "m_and_a"
sentiment: "positive"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# Catalyst & Lakeside merger clears shareholder vote and all regulatory approvals; closing expected July 14, 2026

## Summary
- Lakeside shareholders approved the pending merger with Catalyst.
- All required regulatory approvals for the mergers have been obtained.
- The mergers are expected to close on or about July 14, 2026.
- The Merger Agreement was dated April 7, 2026 between Catalyst, Catalyst Bank, Lakeside, and Lakeside Bank.

## SEC filing metadata
- accession: 0001849867-26-000011
- form_type: 8-K
- ticker: CLST
- cik: 0001849867
- company_name: Catalyst Bancorp, Inc.
- filed_at: 2026-06-26T14:54:01+00:00
- event_type: m_and_a
- sentiment: positive
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1849867/000184986726000011/0001849867-26-000011-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1849867/000184986726000011/clst-20260626x8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001849867-26-000011
- JSON: https://secwatch.observer/filing/0001849867-26-000011.json
- Plain text: https://secwatch.observer/filing/0001849867-26-000011.txt

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