---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-25-247856"
form_type: "8-K/A"
ticker: "TCBX"
cik: "0001781730"
company_name: "Third Coast Bancshares, Inc."
filed_at: "2025-10-23T23:59:59+00:00"
generated_at: "2026-05-17T02:32:44.294036+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.1
calibrated_materiality_score: 0.1
confidence: "low"
source: SEC EDGAR
---

# Third Coast Bancshares files 8-K/A to furnish investor presentation for Q3 2025 results

## Summary
- Filing amends original 8-K to add investor presentation (Exhibit 99.2) with additional Q3 2025 financial details.
- Company held investor call on October 23, 2025 at 10 a.m. CT to discuss results; presentation provided in amendment.
- No new financial disclosures were appended; full press release (Exhibit 99.1) incorporated by reference from original 8-K.

## SEC filing metadata
- accession: 0001193125-25-247856
- form_type: 8-K/A
- ticker: TCBX
- cik: 0001781730
- company_name: Third Coast Bancshares, Inc.
- filed_at: 2025-10-23T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.1
- calibrated_materiality_score: 0.1
- confidence: low
- sec_items: 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1781730/000119312525247856/0001193125-25-247856-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1781730/000119312525247856/tcbx-20251022.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-25-247856
- JSON: https://secwatch.observer/filing/0001193125-25-247856.json
- Plain text: https://secwatch.observer/filing/0001193125-25-247856.txt

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