Companies: 10,795·Total market cap: $144.5T
CoastalSouth Bancshares, Inc.

CoastalSouth Bancshares, Inc.

COSONYSEFinancial Services● Active
$26.02
+$0.05(+0.19%)
Market Cap$313163710
P/E Ratio
52W High$26.36
52W Low$19.24
SEC Filings

CoastalSouth Bancshares, Inc. (COSO) SEC Filings & 10-K Annual Reports

SEC EDGAR regulatory submissions (10-K, 10-Q, 8-K), latest forms, and full filing history — quick links to financials and earnings below.

SEC EDGAR · data.sec.gov · CIK 0001297107 · COSO · NYSE · as of Jun 8, 2026

Filing snapshot

94
Total Filings
SCHEDULE 13G/A
Latest Form
2026-05-28
Most Recent
2025
Filing Since

Source: SEC EDGAR (data.sec.gov) · CIK 0001297107 · Updated hourly · Not investment advice

Latest Annual Report

10-K · Annual ReportFY
Filed Date
2026-03-12
Fiscal Year End
Mar 12, 2026
Accession No.
0001193125-26-104114
Primary Document
coso-20251231.htm
Source: data.sec.gov · CIK 0001297107 · Accession 0001193125-26-104114

Latest Key Filings

10-QQuarterly Report
10-Q
2026-05-08
8-KCurrent Report
8-K
2026-05-01Material Event
Form 4Insider Activity
Ownership Change Disclosures

Executive & director trade disclosures. Full buy/sell sentiment analysis on the dedicated tab.

SEC Filing History

Hide Form 4 / 144
SCHEDULE 13G/ASCHEDULE 13G/A
SCHEDULE 13G/A
2026-05-28
View
SCHEDULE 13G/ASCHEDULE 13G/A
SCHEDULE 13G/A
2026-05-15
View
10-QQuarterly Report
10-Q
2026-05-08
View
SCHEDULE 13G/ASCHEDULE 13G/A
SCHEDULE 13G/A
2026-05-06
View
8-KCurrent Report
8-K
2026-05-01
View
8-KCurrent Report
8-K
2026-04-24
View
8-KCurrent Report
8-K
2026-04-20
View
3Initial Statement of Beneficial Ownership
3
2026-03-16
View
ARSARS
ARS
2026-03-13
View
DEFA14AProxy Statement (Additional)
DEFA14A
2026-03-13
View
DEF 14AProxy Statement
DEF 14A
2026-03-13
View
S-8Employee Stock Plan Registration
S-8
2026-03-12
View
10-KAnnual Report
10-K
2026-03-12
View
8-KCurrent Report
8-K
2026-03-04
View
SCHEDULE 13GSCHEDULE 13G
SCHEDULE 13G
2026-02-13
View
Showing 1–15 of 62 filingsForm 4 / 144 hidden· 94 total in EDGAR

About SEC Filings & 10-K Annual Reports

Data source: SEC EDGAR (data.sec.gov)  |  Updated: Hourly  |  CIK: 0001297107  |  Exchange: NYSE · Financial Services

CoastalSouth Bancshares, Inc. (NYSE: COSO) has submitted 94 documents to the U.S. Securities and Exchange Commission (SEC) since its IPO in 2025. As a Financial Services sector company with CIK 0001297107, all filings are publicly accessible via the EDGAR database at no cost.

The annual 10-K report is CoastalSouth Bancshares, Inc.'s most comprehensive regulatory disclosure. The most recent CoastalSouth Bancshares, Inc. 10-K was filed on 2026-03-12 for fiscal year ending 2026. Historical COSO 10-K annual reports are available from 2004 through 2026.

Investors researching CoastalSouth Bancshares, Inc. SEC filings can access 10-K annual reports, quarterly 10-Q reports, material event 8-K filings, and proxy statements directly from the links above. All documents are sourced from the official SEC EDGAR system.

Source: SEC EDGAR · data.sec.gov · SEC Form 10-K · SEC Form 10-Q · SEC Form 8-K2026-06-08

Frequently Asked Questions

COSO SEC Filings · 8 questions

CoastalSouth Bancshares, Inc. (COSO) SEC filings are publicly available on this page and on the official SEC EDGAR database at sec.gov. You can browse all 94 filings and access original documents at no cost. CoastalSouth Bancshares, Inc.'s CIK is 0001297107.

COSO SEC filingsCoastalSouth Bancshares, Inc. SEC documentsfind COSO 10-K