STOCK TITAN

CoastalSouth director sells 2,000 shares

CoastalSouth Bancshares, Inc. (COSO) director Ernst W. Bruderer reported a sale of 2,000 shares of Common Stock on 2026-08-31 in an open-market or private transaction at $27.428 per share.

(Neutral)
(Negative)
Form Type
4

Rhea-AI Filing Summary

CoastalSouth Bancshares, Inc. (COSO) director Ernst W. Bruderer reported a sale of 2,000 shares of Common Stock on 2026-08-31 in an open-market or private transaction at $27.428 per share. Following this transaction, he directly holds 41,131 shares of CoastalSouth Bancshares Common Stock.

Positive

  • None.

Negative

  • None.
Insider Bruderer Ernst W.
Role Director
Sold 2,000 shs ($55K)
Type Security Shares Price Value
Sale Common Stock 2,000 $27.428 $55K
Holdings After Transaction: Common Stock — 41,131 shares (Direct)
Shares sold 2,000 shares of Common Stock Non-derivative sale on 2026-08-31
Sale price per share $27.428 per share Common Stock transaction on 2026-08-31
Shares owned after transaction 41,131 shares of Common Stock Direct ownership following the reported sale
Form 4 regulatory
"INSIDER FILING DATA (Form 4)"
Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.
Common Stock financial
""security_title": "Common Stock""
Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.
open market or private transaction financial
""transaction_code_description": "Sale in open market or private transaction""
non-derivative financial
""transaction_type": "non-derivative""
direct or indirect ownership financial
""direct_or_indirect": "D""

FAQ

What insider transaction did COSO director Ernst W. Bruderer report?

Ernst W. Bruderer reported selling 2,000 COSO common shares on 2026-08-31 in an open-market or private transaction at $27.428 per share, leaving him with 41,131 shares held directly.

How many CoastalSouth Bancshares (COSO) shares did Ernst W. Bruderer sell?

He sold 2,000 shares of CoastalSouth Bancshares Common Stock in the reported transaction dated 2026-08-31.

At what price were the COSO shares sold by Ernst W. Bruderer?

The reported sale price was $27.428 per share for the 2,000 COSO common shares sold on 2026-08-31.

How many COSO shares does Ernst W. Bruderer own after this transaction?

After the sale, Ernst W. Bruderer directly owns 41,131 COSO common shares as reported in the filing.

Was the COSO insider transaction a purchase or a sale?

The reported transaction by Ernst W. Bruderer in COSO Common Stock was a sale, coded as an open-market or private transaction.

AI-generated analysis. How Rhea-AI works. Not financial advice.

See more from StockTitan in Google Search and AI answers. Adds StockTitan as a preferred source · opens Google
Add on Google
Learn about SEC filing dates
SEC Form 4
FORM 4UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number:3235-0287
Estimated average burden
hours per response:0.5
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.
1. Name and Address of Reporting Person*
Bruderer Ernst W.

(Last)(First)(Middle)
400 GALLERIA PARKWAY
SUITE 1900

(Street)
ATLANTA GEORGIA 30339

(City)(State)(Zip)

UNITED STATES

(Country)
2. Issuer Name and Ticker or Trading Symbol
CoastalSouth Bancshares, Inc. [ COSO ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
XDirector10% Owner
Officer (give title below)Other (specify below)
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
08/31/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
XForm filed by One Reporting Person
Form filed by More than One Reporting Person
4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year)2A. Deemed Execution Date, if any (Month/Day/Year)3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeVAmount(A) or (D)Price
Common Stock08/31/2026S2,000D$27.42841,131D
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year)3A. Deemed Execution Date, if any (Month/Day/Year)4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year)7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Explanation of Responses:
/s/ Lauren Hemby, Chief Accouting Officer08/31/2026
** Signature of Reporting PersonDate
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)