BankUnited (BKU) officer gets 4,000-share award and 1,303-share tax withholding

Rhea-AI Filing Summary

BankUnited, Inc. subsidiary officer Kevin A. Malcolm reported two equity transactions in company common stock. He received a grant of 4,000 restricted shares on March 1, 2026 under the BankUnited, Inc. 2023 Omnibus Equity Incentive Plan, which will vest in equal parts over four years, subject to continued service.

On the same date, 1,303 shares of common stock were withheld by the company at a price of $46.70 per share to cover his tax withholding obligation arising from the vesting of restricted shares. These shares were not sold on the open market but retained by the issuer. Following these transactions, he directly owns 14,947 shares of BankUnited common stock.

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^*

Malcolm Kevin A.

(Last) (First) (Middle)

C/O BANKUNITED, INC.

14817 OAK LANE

(Street)

MIAMI LAKES FL 33016

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
BankUnited, Inc. [ BKU ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
03/01/2026

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, par value $0.01 per share	03/01/2026		A		4,000(1)	A	$0	16,250	D
Common Stock, par value $0.01 per share	03/01/2026		F(2)		1,303	D	$46.7	14,947	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. Reflects 4,000 restricted shares issued pursuant to the terms of the BankUnited, Inc. 2023 Omnibus Equity Incentive Plan. The restricted shares have a grant date of March 1, 2026, and will vest over a four-year period on each of the four anniversaries from the date of grant, subject to the reporting person's continued service through the vesting date.

2. Shares of BankUnited, Inc. common stock withheld by the Issuer to satisfy the tax withholding obligation of the reporting person arising from the vesting of restricted shares on March 1, 2026. These shares were not sold by the reporting person but were instead withheld from the total number of vested shares received by the reporting person from the Issuer.

Remarks:

The Reporting Person is Senior Executive Vice President and General Counsel of BankUnited, N.A., a wholly owned subsidiary of BankUnited, Inc.

	/s/ Jacqueline Bravo, 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.
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FAQ

What insider transactions did BankUnited (BKU) report for Kevin A. Malcolm?

BankUnited officer Kevin A. Malcolm reported a grant of 4,000 restricted common shares and a withholding of 1,303 shares for taxes on March 1, 2026. Both transactions involve BankUnited, Inc. common stock with a par value of $0.01 per share.

Was the BankUnited (BKU) insider transaction an open-market sale?

No, the filing states the 1,303 shares were withheld by BankUnited to satisfy Malcolm’s tax withholding obligation from vesting restricted shares. The footnote clarifies these shares were not sold by the reporting person in the open market.

How many BankUnited (BKU) shares did Kevin A. Malcolm acquire in this Form 4?

He acquired 4,000 restricted shares of BankUnited common stock as an equity award under the 2023 Omnibus Equity Incentive Plan. These restricted shares vest over four years, subject to his continued service through each annual vesting date.

What is the vesting schedule for the new BankUnited (BKU) restricted shares?

The 4,000 restricted shares granted on March 1, 2026 will vest over a four-year period. Vesting occurs on each of the four anniversaries of the grant date, contingent on Malcolm’s continued service through each respective vesting date.

How many BankUnited (BKU) shares does Kevin A. Malcolm own after these transactions?

After the reported grant and tax-withholding disposition, Malcolm directly owns 14,947 shares of BankUnited, Inc. common stock. This figure reflects his direct ownership position after accounting for both the 4,000-share award and the 1,303 shares withheld for taxes.

At what price were the withheld BankUnited (BKU) shares valued for tax purposes?

The 1,303 shares withheld to cover Malcolm’s tax obligation from restricted share vesting were valued at $46.70 per share. This price is specified in the transaction details as the per-share amount used in the tax-withholding disposition.