Honeywell (HON) VP & Controller reports RSU conversion and share sale

Rhea-AI Filing Summary

Honeywell International executive Robert D. Mailloux, Vice President & Controller, reported equity compensation activity involving company stock. On December 16, 2025, 2,879 restricted stock units converted into the same number of Honeywell common shares. On the same date, 1,256 shares were disposed of at $197.73 per share, identified as a transaction type typically used for tax withholding, leaving 4,803 shares held directly.

Mailloux also holds 496.6208 shares indirectly in a 401(k) plan. The restricted stock units convert to common stock on a one-for-one basis and were granted under Honeywell’s 2016 Stock Incentive Plan, vesting 50% on December 16, 2025, 25% on December 16, 2026, and 25% on December 16, 2027. The units were adjusted for the Solstice Advanced Materials spin-off and include reinvested dividend equivalents.

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^*

Mailloux Robert D.

(Last) (First) (Middle)

855 S. MINT STREET

(Street)

CHARLOTTE NC 28202

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
HONEYWELL INTERNATIONAL INC [ HON ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Vice President & Controller

3. Date of Earliest Transaction (Month/Day/Year)
12/16/2025

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	12/16/2025		M		2,879	A	(1)	6,059	D
Common Stock	12/16/2025		F		1,256	D	$197.73	4,803	D
Common Stock								496.6208	I	Held in 401k plan

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)	12/16/2025		M			2,879(2)(3)	(4)	(4)	Common Stock	2,879(2)(3)	$0	2,817(5)	D

Explanation of Responses:

1. Instrument converts to common stock on a one-for-one basis.

2. Includes the reinvestment of dividend equivalents into 61 additional restricted stock units.

3. The Restricted Stock Units held by the Reporting Person were adjusted based on an applicable adjustment factor for the Solstice Advanced Materials spin-off that occurred on October 30, 2025.

4. The Restricted Stock Units were granted under the 2016 Stock Incentive Plan of Honeywell International Inc. and its Affiliates and vest 50%, 25% and 25% on December 16, 2025, December 16, 2026 and December 16, 2027, respectively.

5. Excludes reinvestment of dividend equivalents during the vesting period.

Remarks:

	Richard Kent for Robert D. Mailloux	12/17/2025
	** 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 transaction did Honeywell (HON) report for Robert D. Mailloux?

Honeywell reported that Robert D. Mailloux, its Vice President & Controller, had 2,879 restricted stock units convert into the same number of Honeywell common shares on December 16, 2025, with a portion of the resulting shares disposed of in a separate transaction.

How many Honeywell (HON) shares did the insider dispose of and at what price?

On December 16, 2025, Mailloux disposed of 1,256 shares of Honeywell common stock at a price of $197.73 per share, classified under transaction code F, which is typically associated with tax withholding on equity awards.

How many Honeywell (HON) shares does Robert D. Mailloux hold after the reported transactions?

Following the reported transactions, Mailloux beneficially owns 4,803 shares of Honeywell common stock directly and 496.6208 shares indirectly through a 401(k) plan.

What are the vesting terms of the Honeywell (HON) restricted stock units reported?

The restricted stock units were granted under Honeywell’s 2016 Stock Incentive Plan and vest 50% on December 16, 2025, 25% on December 16, 2026, and 25% on December 16, 2027.

How do the reported Honeywell (HON) restricted stock units convert into common stock?

Each reported restricted stock unit converts into one share of Honeywell common stock on a one-for-one basis, as stated in the explanation of responses.

Were the Honeywell (HON) restricted stock units affected by the Solstice Advanced Materials spin-off?

Yes. The filing notes that the restricted stock units held by Mailloux were adjusted based on an applicable adjustment factor related to the Solstice Advanced Materials spin-off that occurred on October 30, 2025.

Do the Honeywell (HON) restricted stock units include dividend equivalents?

The reported restricted stock units include the reinvestment of dividend equivalents into 61 additional units, though the number of derivative securities beneficially owned excludes reinvestment of dividend equivalents during the vesting period.