Tax withheld4

USCB FINANCIAL HOLDINGS, INC.

Total Value

$32.3K

Filing Date

Oct 30, 2026

1 transactions

Trade Summary

On Oct 28, 2026, BUSTLE NICHOLAS, EVP and Chief Lending Officer, reported $32.3K of USCB FINANCIAL HOLDINGS, INC. (USCB) across 1 transactions. The filing covers Class A Voting Common Stock and reflects balanced net activity of $0. Reported prices ranged from $19.92. Insider transactions are sourced from SEC Form 4 disclosures and should be reviewed alongside company fundamentals and the insider's broader trading history.

Insider Information

Name: BUSTLE NICHOLAS
Role: EVP and Chief Lending Officer
Location: DORAL, FL

Filing Details

Filing Date: Oct 30, 2026
Transaction Date: Oct 28, 2026
Accession Number: 0001437749-26-034093
Form Type: 4

Non-Derivative Transactions

Date	Security	Shares	Price	Type	Value
Oct 28, 2026	Class A Voting Common Stock	1,623	$19.92	Tax Withholding	$32.3K

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Footnotes

(F1)Includes 4,631 shares of restricted stock from a grant of 6,947 shares which commenced vesting at a rate of one-third per year on January 21, 2026, 1,087 shares of restricted stock from a grant of 3,261 shares which commenced vesting at a rate of one-third per year on January 22, 2025, 6,666 shares of restricted stock from a grant of 20,000 shares which commenced vesting at a rate of one-third per year on October 28, 2025 and 7,015 shares of restricted stock which vest at the rate of one-third per year commencing on January 27, 2027.
(F2)The stock options vested at the rate of one-third per year commencing on April 17, 2020.
(F3)The stock options vested at the rate of one-third per year commencing on September 27, 2022.

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).

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^*

BUSTLE NICHOLAS

(Last)

(First)

(Middle)

C/O USCB FINANCIAL HOLDINGS, INC.

2301 N.W. 87TH AVENUE

(Street)

DORAL

33172

(City)

(State)

(Zip)

2. Issuer Name and Ticker or Trading Symbol
USCB FINANCIAL HOLDINGS, INC. [ USCB ]

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

	Director	10% Owner
X	Officer (give title below)	Other (specify below)
	EVP and Chief Lending Officer

3. Date of Earliest Transaction (Month/Day/Year)
10/28/2026

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Class A Voting Common Stock	10/28/2026		F		1,623	D	$19.92	45,296⁽¹⁾	D
Class A Voting Common Stock								9,820	I	By daughters
Class A Voting Common Stock								6,250	I	By spouse

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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
Stock Option (Right to Buy)	$11.35							04/17/2020⁽²⁾	04/17/2029	Common Stock	30,000		30,000	D
Stock Option (Right to Buy)	$12.05							09/27/2022⁽³⁾	09/27/2031	Common Stock	40,000		40,000	D

Explanation of Responses:

1. Includes 4,631 shares of restricted stock from a grant of 6,947 shares which commenced vesting at a rate of one-third per year on January 21, 2026, 1,087 shares of restricted stock from a grant of 3,261 shares which commenced vesting at a rate of one-third per year on January 22, 2025, 6,666 shares of restricted stock from a grant of 20,000 shares which commenced vesting at a rate of one-third per year on October 28, 2025 and 7,015 shares of restricted stock which vest at the rate of one-third per year commencing on January 27, 2027.

2. The stock options vested at the rate of one-third per year commencing on April 17, 2020.

3. The stock options vested at the rate of one-third per year commencing on September 27, 2022.

	/s/ Robert Anderson by P.O.A. for Nicholas Bustle	10/30/2026
	** 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.

Form 4 as rendered by the SEC from accession 0001437749-26-034093.

USCB FINANCIAL HOLDINGS, INC.

Trade Summary

Company Information

Insider Information

Filing Details

Non-Derivative Transactions

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Footnotes

SEC Form 4

SEC Filing

SEC Form 4