COSO CoastalSouth Bancshares, Inc.
company
SEC Filings & Insider Trading Activity 2026

CIK: 1297107
Financials
State Commercial Banks 8 filings
Russell 2000

Latest CoastalSouth Bancshares, Inc. (COSO) SEC EDGAR filings in 2026 — including the most recent 10-K annual report filed on March 12, 2026, a 10-Q quarterly report filed on November 7, 2025, an 8-K current report filed on May 1, 2026. SignalX aggregates every new 10-K annual report, 10-Q quarterly report, 8-K current report, and Form 4 insider transaction for CoastalSouth Bancshares, Inc. (COSO) (SEC CIK 1297107), with AI-powered section-by-section summaries updated daily.

8-K: 5
10-Q: 2
10-K: 1

Latest 2026 SEC Filing Dates

10-K Annual Report
Mar 12, 2026
10-Q Quarterly Report
Nov 7, 2025
8-K Current Report
May 1, 2026

Recent 8-K Filings
Current Reports

AI-powered analysis of CoastalSouth Bancshares, Inc. (COSO) 8-K current reports disclosing material events.

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

FormFiling DatePeriodAnalysisSEC
8-K
May 1, 2026
8-K
Apr 24, 2026
8-K
Apr 20, 2026
10-K
Mar 12, 2026Dec 31, 2025
8-K
Mar 4, 2026Analysis
8-K
Jan 20, 2026
10-Q
Nov 7, 2025Sep 30, 2025
10-Q
Aug 11, 2025Jun 30, 2025

Frequently Asked Questions

What are the latest COSO SEC filings in 2026?

CoastalSouth Bancshares, Inc. (COSO) has filed a 10-K annual report on March 12, 2026, a 10-Q quarterly report on November 7, 2025, an 8-K current report on May 1, 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 COSO file its most recent 10-K annual report?

CoastalSouth Bancshares, Inc. (COSO) filed its most recent 10-K annual report on March 12, 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 COSO 10-Q quarterly reports?

CoastalSouth Bancshares, Inc. (COSO)'s most recent 10-Q quarterly report was filed on November 7, 2025. SignalX displays every COSO 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 COSO filed recently?

CoastalSouth Bancshares, Inc. (COSO)'s most recent 8-K was filed on May 1, 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 COSO insider trading activity (Form 4)?

SignalX aggregates every COSO 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 COSO file with the SEC?

CoastalSouth Bancshares, Inc. (COSO) 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 COSO 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 CoastalSouth Bancshares, Inc. (COSO).

What is COSO's SEC CIK number?

CoastalSouth Bancshares, Inc. (COSO)'s SEC CIK (Central Index Key) number is 1297107. The CIK is a unique identifier assigned by the SEC to every filing entity. You can use CIK 1297107 to look up all COSO filings on SEC EDGAR, or browse them here on SignalX with AI-powered analysis.

Where can I find COSO return on equity (ROE) and financial data?

SignalX extracts XBRL financial data from CoastalSouth Bancshares, Inc. (COSO) 10-K annual filings, including revenue, net income, gross profit, operating income, EPS, total assets, stockholders' equity, and operating cash flow. Return on equity (ROE) can be derived from net income divided by stockholders' equity. Multi-year financial trends are displayed in the Financial Summary table above.

Stay on top of CoastalSouth Bancshares, Inc. SEC filings

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