CoastalSouth (COSO) director receives 868 restricted stock units in equity grant

Rhea-AI Filing Summary

CoastalSouth Bancshares, Inc. director Patrick M. Frawley reported receiving a grant of 868 restricted stock units on 02/11/2026. These RSUs are a form of stock-based compensation that convert into shares of CoastalSouth common stock on a one-for-one basis.

The RSUs are scheduled to vest 100% on 12/31/2026, meaning Frawley will receive 868 shares of common stock at that time if vesting conditions are met. After this award, he beneficially owns 868 derivative securities directly in the form of RSUs.

SEC Form 4

FORM 4

UNITED 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

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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^*

FRAWLEY PATRICK M

(Last) (First) (Middle)

400 GALLERIA PARKWAY

SUITE 1900

(Street)

ATLANTA GA 30339

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
CoastalSouth Bancshares, Inc. [ COSO ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
02/11/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

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)
			Code	V	Amount	(A) or (D)	Price

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)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Restricted Stock Units	(1)	02/11/2026		A		868		12/31/2026(2)	12/31/2026(2)	Common Stock	868	(1)	868	D

Explanation of Responses:

1. Restricted stock units ("RSU") convert into shares of the issuer's common stock on a one-for-one basis.

2. RSU 100% vests on 12/31/2026.

	/s/ Lauren Hemby, Chief Accouting Officer	02/13/2026
	** Signature of Reporting Person	Date
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.
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FAQ

What insider transaction did COSO director Patrick M. Frawley report?

Director Patrick M. Frawley reported the acquisition of 868 restricted stock units of CoastalSouth Bancshares, Inc. on 02/11/2026. This was a stock-based award recorded at a transaction price of $0.00 per unit, reflecting a compensatory grant rather than a market purchase.

How many CoastalSouth (COSO) RSUs did the director receive and at what price?

Patrick M. Frawley received 868 restricted stock units of CoastalSouth Bancshares, Inc. at a stated transaction price of $0.00 per unit. The zero price indicates these RSUs were granted as compensation, not bought in an open-market transaction.

When do Patrick M. Frawley’s COSO restricted stock units vest?

The 868 restricted stock units granted to Patrick M. Frawley 100% vest on 12/31/2026. Once vested, each RSU converts into one share of CoastalSouth Bancshares common stock, aligning the director’s compensation with long-term shareholder value over this vesting period.

What does the RSU grant mean for Frawley’s COSO beneficial ownership?

Following the reported transaction, Patrick M. Frawley beneficially owns 868 derivative securities in the form of restricted stock units, held directly. These RSUs will convert into 868 shares of CoastalSouth common stock upon vesting, increasing his direct equity exposure to the company.

How do CoastalSouth (COSO) RSUs reported in this filing convert to common stock?

The filing states that each restricted stock unit converts into one share of CoastalSouth Bancshares common stock on a one-for-one basis. After full vesting on 12/31/2026, Frawley’s 868 RSUs are expected to become 868 shares of common stock, subject to applicable conditions.