Small planned share sale by Coastal Financial (CCB) director Hamilton

Rhea-AI Filing Summary

Coastal Financial Corporation director and CCBX president Brian T. Hamilton reported a small sale of company stock. On February 6, 2026, he sold 48 shares of common stock at $88.95 per share, leaving him with 77,332 shares held directly.

The filing notes the sale was executed under a Rule 10b5-1 trading plan previously adopted by Hamilton and represents shares sold to cover withholding taxes upon partial vesting of restricted stock units. Footnotes detail additional unvested RSUs and performance-based RSUs granted under the company’s 2018 omnibus incentive plan.

Insider Trade Summary

Net Seller: 48 shares ($4,270)

Net Sell 1 txn

Insider Hamilton Brian T

Role President of CCBX

Sold 48 shs ($4K)

Type	Security	Shares	Price	Value
Sale	Common Stock	48	$88.95	$4K

Holdings After Transaction: Common Stock — 77,332 shares (Direct)

Footnotes (1)

1. The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person. Represents shares sold in payment of withholding taxes upon partial vesting of RSUs. Includes the following pursuant to the 2018 Coastal Financial Corporation Omnibus Incentive Plan: (1) 15,698 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.

Form 4 Insider Transactions: What Each Field Means →

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)
02/06/2026

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	02/06/2026		S		48(1)(2)	D	$88.95	77,332(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 trading 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) 15,698 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	02/09/2026
	** 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.

FAQ

What insider transaction did CCB director Brian Hamilton report on this Form 4?

Brian T. Hamilton reported selling 48 shares of Coastal Financial common stock. The transaction occurred on February 6, 2026, at a price of $88.95 per share, and was executed as part of a pre-established Rule 10b5-1 trading plan adopted by the reporting person.

How many CCB shares does Brian Hamilton own after the reported transaction?

After the reported sale, Brian T. Hamilton beneficially owns 77,332 shares of Coastal Financial common stock directly. This figure reflects his holdings following the 48-share sale executed on February 6, 2026, as disclosed in the Form 4 insider trading report.

Why were the 48 CCB shares sold by Brian Hamilton?

The 48 shares were sold to pay withholding taxes upon the partial vesting of restricted stock units. The filing explains that the sale relates to tax withholding and was carried out pursuant to a previously adopted Rule 10b5-1 trading plan by the reporting person.

What equity awards in CCB does Brian Hamilton hold under the 2018 incentive plan?

Hamilton’s holdings include 15,698 time-based RSUs vesting monthly through April 30, 2028, 7,387 performance RSUs eligible to vest monthly from October 1, 2024 to April 30, 2028, 15,000 performance RSUs eligible to vest April 30, 2028, and 502 RSUs vesting in three remaining installments.

What is a Rule 10b5-1 trading plan mentioned in the CCB Form 4?

A Rule 10b5-1 trading plan is a pre-arranged program allowing insiders to sell shares according to predetermined instructions. The filing states Hamilton’s sales were effected under such a plan that he adopted, providing a structured framework for executing the 48-share tax-related sale.

What positions does Brian Hamilton hold at Coastal Financial Corporation (CCB)?

Brian T. Hamilton is identified as both a director and an officer of Coastal Financial Corporation. His officer title is President of CCBX, reflecting his dual leadership and governance roles within the company as disclosed in the Form 4 insider ownership report.