TCBX Third Coast Bancshares, Inc.
company
SEC Filings & Insider Trading Activity 2026

CIK: 1781730
Financials
Savings Institutions, Not Federally Chartered 36 filings
Russell 2000

Latest Third Coast Bancshares, Inc. (TCBX) SEC EDGAR filings in 2026, including the most recent 10-K annual report filed on March 4, 2026, a 10-Q quarterly report filed on May 5, 2026, an 8-K current report filed on July 22, 2026. SignalX aggregates every new 10-K annual report, 10-Q quarterly report, 8-K current report, and Form 4 insider transaction for Third Coast Bancshares, Inc. (TCBX) (SEC CIK 1781730), with AI-powered section-by-section summaries updated daily.

8-K: 15
10-Q: 14
10-K: 5
SC 13G: 1
SC 13D: 1

Latest 2026 SEC Filing Dates

10-K Annual Report
Mar 4, 2026
10-Q Quarterly Report
May 5, 2026
8-K Current Report
Jul 22, 2026

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Ask AI about TCBX filings. Chat with the 10-K, 10-Q, and 8-K for instant answers on financials, risks, and guidance.

Track institutional money. See which funds are building or cutting TCBX positions, quarter over quarter.

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Recent 8-K Filings
Current Reports

AI-powered analysis of Third Coast Bancshares, Inc. (TCBX) 8-K current reports disclosing material events.

Latest 2026 SEC Filings: 10-K, 10-Q, 8-K & Form 4

FormFiling DatePeriodAnalysisSEC
8-K
Jul 22, 2026---
8-K
Jul 13, 2026---
8-K
Jul 2, 2026---
8-K
Jun 18, 2026---
8-K
May 21, 2026--
10-Q
May 5, 2026Mar 31, 2026-
8-K
May 1, 2026---
8-K
Apr 22, 2026---
8-K
Apr 17, 2026---
8-K
Mar 19, 2026-Analysis-
10-K
Mar 4, 2026Dec 31, 2025-
8-K
Feb 2, 2026--
8-K
Jan 23, 2026--
8-K
Jan 21, 2026--
8-K
Jan 16, 2026--
8-K
Dec 18, 2025--
8-K
Dec 5, 2025--
10-Q
Nov 4, 2025Sep 30, 2025-
10-Q
Aug 5, 2025Jun 30, 2025-
10-Q
May 6, 2025Mar 31, 2025-
10-K
Mar 5, 2025Dec 31, 2024-
10-Q
Nov 5, 2024Sep 30, 2024-
10-Q
Aug 8, 2024Jun 30, 2024-
10-Q
May 7, 2024Mar 31, 2024-
10-K
Mar 7, 2024Dec 31, 2023-

13F Fund Holdings: Quarterly Trend

Latest: Q1 2026

Aggregate TCBX share value held by 13F filers tracked by SignalX, by quarter.

Position changes: Q4 2025Q1 2026
Top Buyers
Top Sellers
Closed Positions

Source: 13F-HR filings on SEC EDGAR (aggregated from 157 fund-quarter rows). Reflects only 13F filers tracked by SignalX, not the full institutional ownership universe.

Frequently Asked Questions

What are the latest TCBX SEC filings in 2026?

Third Coast Bancshares, Inc. (TCBX) has filed a 10-K annual report on March 4, 2026, a 10-Q quarterly report on May 5, 2026, an 8-K current report on July 22, 2026 with the SEC. SignalX tracks every new SEC EDGAR filing daily, including 10-K, 10-Q, 8-K, and Form 4 insider transactions, with AI-powered summaries of key sections.

When did TCBX file its most recent 10-K annual report?

Third Coast Bancshares, Inc. (TCBX) filed its most recent 10-K annual report on March 4, 2026. The 10-K includes audited financial statements, business overview, risk factors, and management discussion, all available on SignalX with AI-generated summaries and XBRL financial data.

How do I view TCBX 10-Q quarterly reports?

Third Coast Bancshares, Inc. (TCBX)'s most recent 10-Q quarterly report was filed on May 5, 2026. SignalX displays every TCBX 10-Q with AI-generated summaries of the MD&A (Management Discussion & Analysis) and Risk Factors sections, plus links to the original SEC EDGAR document.

What 8-K current reports has TCBX filed recently?

Third Coast Bancshares, Inc. (TCBX)'s most recent 8-K was filed on July 22, 2026. 8-K filings disclose material corporate events such as earnings releases, executive changes, mergers, and other significant developments. SignalX surfaces each 8-K with item-level summaries so you can quickly see what happened.

Where can I find TCBX insider trading activity (Form 4)?

SignalX aggregates every TCBX Form 4 insider transaction from SEC EDGAR. Form 4 reports show when officers, directors, and 10% shareholders buy or sell company stock, with transaction code, share count, and price per share.

How often does TCBX file with the SEC?

Third Coast Bancshares, Inc. (TCBX) files a 10-K annual report once per year (typically within 60 days of fiscal year-end) and 10-Q quarterly reports three times per year. 8-K current reports are filed as needed when material events occur, and Form 4 insider transaction reports are due within two business days of a trade. SignalX monitors SEC EDGAR daily to surface every new TCBX filing with AI-powered analysis.

What is the difference between 10-K, 10-Q, and 8-K SEC filings?

A 10-K is a comprehensive annual report with audited financials, business overview, and risk factors. A 10-Q is a shorter quarterly report with unaudited financials and management discussion. An 8-K is a current report filed when a material event occurs, such as earnings releases, executive changes, acquisitions, or other significant developments. SignalX provides AI-generated summaries for all three filing types for Third Coast Bancshares, Inc. (TCBX).

What is TCBX's SEC CIK number?

Third Coast Bancshares, Inc. (TCBX)'s SEC CIK (Central Index Key) number is 1781730. The CIK is a unique identifier assigned by the SEC to every filing entity. You can use CIK 1781730 to look up all TCBX filings on SEC EDGAR, or browse them here on SignalX with AI-powered analysis.

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Insider trading data, fund holdings, cross-signal detection, and AI-powered analysis for 36+ filings.