Coastal Financial insider sells 146 CCB shares

COASTAL FINANCIAL CORP director and CCBX president Brian T. Hamilton reported an open-market sale of 146 shares of common stock on March 3, 2026 at an average price of $72.37 per share.

Rhea-AI Filing Summary

COASTAL FINANCIAL CORP director and CCBX president Brian T. Hamilton reported an open-market sale of 146 shares of common stock on March 3, 2026 at an average price of $72.37 per share. The sale was effected under a pre-arranged Rule 10b5-1 trading plan and represents shares sold to cover withholding taxes upon partial vesting of restricted stock units (RSUs).

Following this transaction, Hamilton directly owns 77,186 common shares. Footnotes describe additional RSU awards, including 14,536 time-based RSUs vesting monthly through April 30, 2028, 7,387 performance-based RSUs eligible to vest monthly starting October 1, 2024, 15,000 performance-based RSUs eligible to vest on April 30, 2028, and 502 RSUs vesting in three remaining installments, each RSU convertible into one share upon vesting.

Insider Trade Summary

Net Seller: 146 shares

Net Sell 1 txn

Insider Hamilton Brian T

Role President of CCBX

Sold 146 shs ($11K)

Type	Security	Shares	Price	Value
Sale	Common Stock	146	$72.37	$11K

Holdings After Transaction: Common Stock — 77,186 shares (Direct)

Footnotes (3)

1. F1. The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 plan adopted by the reporting person.
2. F2. Represents shares sold in payment of withholding taxes upon partial vesting of RSUs.
3. F3. Includes the following pursuant to the 2018 Coastal Financial Corporation Omnibus Incentive Plan: (1) 14,536 restricted stock units (RSUs) with remaining shares vesting monthly in an approximately equal amount through April 30, 2028 (2) Includes 7,387 performance-based RSUs which are eligible to vest on the first day of each month beginning October 1, 2024 until April 30, 2028, the quantity of which is subject to continuous employment and achievement of certain stock price conditions (3) 15,000 performance-based RSUs - eligible to vest on April 30, 2028, subject to continuous employment and achievement of return on equity that is at least 80% of company comparator peer group. (4) 502 RSUs that vest in three approximately equal remaining installments. Each RSU represents the right to receive one share of common stock upon vesting.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did Coastal Financial (CCB) report for Brian T. Hamilton?

Coastal Financial reported that Brian T. Hamilton sold 146 shares of common stock in an open-market transaction. The sale occurred on March 3, 2026 under a Rule 10b5-1 trading plan and was tied to tax withholding on partially vesting restricted stock units.

How many CCB shares did Brian T. Hamilton sell and at what price?

Brian T. Hamilton sold 146 shares of Coastal Financial common stock at an average price of $72.37 per share. This open-market sale on March 3, 2026 was reported on Form 4 and was associated with RSU-related tax withholding obligations.

Was the CCB insider sale executed under a Rule 10b5-1 plan?

Yes, the reported CCB insider sale was executed under a Rule 10b5-1 trading plan adopted by Brian T. Hamilton. Such plans allow pre-arranged trading, and the filing notes these sales were made pursuant to that plan and related to RSU tax withholding requirements.

Why were some Coastal Financial (CCB) shares sold by Brian T. Hamilton?

The filing explains that the reported sales represent shares sold to pay withholding taxes upon partial vesting of restricted stock units. Instead of paying taxes in cash, a portion of newly vested CCB shares was sold to satisfy tax obligations arising from the RSU vesting.

How many CCB shares does Brian T. Hamilton own after the reported sale?

After the reported transaction, Brian T. Hamilton directly owns 77,186 shares of Coastal Financial common stock. This figure reflects his holdings following the 146-share sale disclosed on Form 4 and excludes additional RSU awards that may convert into shares upon future vesting.

What restricted stock unit (RSU) awards linked to CCB does Brian T. Hamilton hold?

Footnotes describe several RSU awards: 14,536 time-based RSUs vesting monthly through April 30, 2028; 7,387 performance-based RSUs eligible to vest monthly from October 1, 2024; 15,000 performance-based RSUs eligible to vest April 30, 2028; and 502 RSUs vesting in three remaining installments.

What role does Brian T. Hamilton hold at Coastal Financial (CCB)?

Brian T. Hamilton is identified as both a director and an officer of Coastal Financial, serving as President of CCBX. His status as a senior insider requires public reporting of his trades in CCB shares on Form 4, including this March 3, 2026 stock sale.

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Accepted by SEC EDGAR 03/03/2026 - 04:26 PM Learn about SEC filing dates

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

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).

X

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^*

Hamilton Brian T

(Last) (First) (Middle)

5415 EVERGREEN WAY

(Street)

EVERETT WA 98203

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
COASTAL FINANCIAL CORP [ CCB ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
03/03/2026

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
Common Stock	03/03/2026		S		146(1)(2)	D	$72.37	77,186(3)	D

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

Explanation of Responses:

1. The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 plan adopted by the reporting person.

2. Represents shares sold in payment of withholding taxes upon partial vesting of RSUs.

3. Includes the following pursuant to the 2018 Coastal Financial Corporation Omnibus Incentive Plan: (1) 14,536 restricted stock units (RSUs) with remaining shares vesting monthly in an approximately equal amount through April 30, 2028 (2) Includes 7,387 performance-based RSUs which are eligible to vest on the first day of each month beginning October 1, 2024 until April 30, 2028, the quantity of which is subject to continuous employment and achievement of certain stock price conditions (3) 15,000 performance-based RSUs - eligible to vest on April 30, 2028, subject to continuous employment and achievement of return on equity that is at least 80% of company comparator peer group. (4) 502 RSUs that vest in three approximately equal remaining installments. Each RSU represents the right to receive one share of common stock upon vesting.

Remarks:

	/s/ Melisa Nelson, as Attorney-in-fact	03/03/2026
	** 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.
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.