CoastalSouth Bancshares, Inc.

Q: Jun 30 2026

Q: Mar 31 2026

FY: Dec 31 2025

Q: Sep 30 2025

Q: Jun 30 2025

Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year

Results of Operations and Financial Condition

Other Events

Submission of Matters to a Vote of Security Holders

Results of Operations and Financial Condition

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers

Results of Operations and Financial Condition

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers

Results of Operations and Financial Condition

Other Events

Results of Operations and Financial Condition

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Prospectus Supplement with Pricing Information

Certification of approval for listing and registration on a national securities exchange

Notice of Effectiveness

Registration of Securities on Exchange

Amended Initial Registration Statement

Free Writing Prospectus

Registration (IPO) statement under Securities Act of 1933

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Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

MACLEOD JAMES S

Bruderer Ernst W.

Bruderer Ernst W.

Bruderer Ernst W.

Bruderer Ernst W.

Bruderer Ernst W.

Bruderer Ernst W.

Patriot Financial Partners II, L.P.

Bruderer Ernst W.

Fourthstone LLC

Bruderer Ernst W.

EJF Capital LP

Fourthstone LLC

Patriot Financial Partners II, L.P.

Valduga Anthony P.

Valduga Anthony P.

Stone Stephen R.

Turner Cameron Bradley

Hemby Lauren M.

Fraser John Simon

Annual Report Scanned (Paper)

Correspondence with the SEC

Correspondence with the SEC

Correspondence with the SEC

Letter from the SEC

Draft registration statement (confidential submission) (amendment)

No description available

Letter from the SEC

No description available

Draft registration statement (confidential submission)

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