COSO CoastalSouth Bancshares, Inc.companySEC Filings & Insider Trading Activity 2026
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 May 8, 2026, an 8-K current report filed on July 24, 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.
Latest 2026 SEC Filing Dates
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Recent 8-K FilingsCurrent 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
| Form | Filing Date | Period | Analysis | SEC |
|---|---|---|---|---|
8-K | Jul 24, 2026 | - | - | - |
8-K | Jul 20, 2026 | - | - | - |
10-Q | May 8, 2026 | Mar 31, 2026 | - | |
8-K | May 1, 2026 | - | - | - |
8-K | Apr 24, 2026 | - | - | - |
8-K | Apr 20, 2026 | - | - | - |
10-K | Mar 12, 2026 | Dec 31, 2025 | - | |
8-K | Mar 4, 2026 | - | Analysis | - |
8-K | Jan 20, 2026 | - | - | |
10-Q | Nov 7, 2025 | Sep 30, 2025 | - | |
10-Q | Aug 11, 2025 | Jun 30, 2025 | - |
13F Fund Holdings: Quarterly Trend
Latest: Q1 2026Aggregate COSO share value held by 13F filers tracked by SignalX, by quarter.
- BlackRock+167.7K (+52%)
- State Street Corp+86.6K (+217%)
- Northern Trust+20.0K (+45%)
- Goldman Sachs Group+18.6K (+8%)
- Bank of America Corp+12.1K (+307%)
- Wells Fargo & Co2.6K (-30%)
- Two Sigma Investments+100.1K
- AQR Capital Management+45.0K
- Millennium Management+21.3K
- Franklin Resources+10.9K
- FMR LLC (Fidelity)+2
- Vanguard Group Inc−234.1K
- Citadel Advisors LLC−41.6K
- JPMorgan Chase & Co−2.5K
Source: 13F-HR filings on SEC EDGAR (aggregated from 39 fund-quarter rows). Reflects only 13F filers tracked by SignalX, not the full institutional ownership universe.
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 May 8, 2026, an 8-K current report on July 24, 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 May 8, 2026. 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 July 24, 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.
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