SEG (SEG) CEO awarded stock options and RSUs with multi-year vesting

Rhea-AI Filing Summary

PARTRIDGE MATTHEW MORRIS reported acquisition or exercise transactions in this Form 4 filing.

Seaport Entertainment Group Inc. reported that Chief Executive Officer Matthew Morris Partridge received new equity awards. He was granted 55,148 non-qualified stock options and 27,625 restricted stock units under the 2024 Equity Incentive Plan at no cost.

The RSUs each represent one share of common stock and vest in three substantially equal annual installments beginning on February 27, 2027, subject to his continued service. The stock options vest in four substantially equal annual installments beginning on February 26, 2027, also conditioned on his continued service with the company or its subsidiaries.

Insider Trade Summary

2 transactions reported

Mixed 2 txns

Insider PARTRIDGE MATTHEW MORRIS

Role Chief Executive Officer

Type	Security	Shares	Price	Value
Grant/Award	Non-Qualified Stock Option (Right to Buy)	55,148	$0.00	--
Grant/Award	Common Stock	27,625	$0.00	--

Holdings After Transaction: Non-Qualified Stock Option (Right to Buy) — 55,148 shares (Direct); Common Stock — 123,259 shares (Direct)

Footnotes (1)

1. Represents restricted stock units ("RSUs") granted to the Reporting Person pursuant to Seaport Entertainment Group Inc.'s (the "Issuer") 2024 Equity Incentive Plan (the "Plan"). Each RSU represents a contingent right to receive one share of the Issuer's common stock. The RSUs vest in three substantially equal annual installments beginning on February 27, 2027, subject to the Reporting Person's continued service with the Issuer or its subsidiaries through such date. The options vest in four substantially equal annual installments beginning on February 26, 2027, subject to the Reporting Person's continued service with the Issuer or its subsidiaries through such date.

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
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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^*

PARTRIDGE MATTHEW MORRIS

(Last) (First) (Middle)

199 WATER STREET

28TH FLOOR

(Street)

NEW YORK NY 10038

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Seaport Entertainment Group Inc. [ SEG ]

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

X	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Executive Officer

3. Date of Earliest Transaction (Month/Day/Year)
02/26/2026

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	02/26/2026		A		27,625(1)	A	$0	123,259	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
Non-Qualified Stock Option (Right to Buy)	$21.72	02/26/2026		A		55,148		(2)	02/26/2036	Common Stock	55,148	$0	55,148	D

Explanation of Responses:

1. Represents restricted stock units ("RSUs") granted to the Reporting Person pursuant to Seaport Entertainment Group Inc.'s (the "Issuer") 2024 Equity Incentive Plan (the "Plan"). Each RSU represents a contingent right to receive one share of the Issuer's common stock. The RSUs vest in three substantially equal annual installments beginning on February 27, 2027, subject to the Reporting Person's continued service with the Issuer or its subsidiaries through such date.

2. The options vest in four substantially equal annual installments beginning on February 26, 2027, subject to the Reporting Person's continued service with the Issuer or its subsidiaries through such date.

	/s/ Lucy Fato, Attorney-in-Fact	03/02/2026
	** 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 transactions did SEG report for Matthew Morris Partridge on this Form 4?

Seaport Entertainment Group Inc. reported that CEO Matthew Morris Partridge acquired equity awards: 55,148 non-qualified stock options and 27,625 restricted stock units, both granted at no cost as part of his compensation package under the company’s 2024 Equity Incentive Plan.

How many stock options did the SEG CEO receive in the latest Form 4 filing?

Matthew Morris Partridge received 55,148 non-qualified stock options from Seaport Entertainment Group Inc. These options vest in four substantially equal annual installments beginning on February 26, 2027, provided he continues serving the company or its subsidiaries through each vesting date.

What restricted stock unit (RSU) grant did SEG disclose for its CEO?

The company granted the CEO 27,625 restricted stock units. Each RSU represents a contingent right to receive one share of Seaport Entertainment Group Inc. common stock, vesting in three substantially equal annual installments starting February 27, 2027, subject to his continued service.

When do Matthew Morris Partridge’s SEG RSUs start vesting?

The restricted stock units granted to Matthew Morris Partridge begin vesting on February 27, 2027. They vest in three substantially equal annual installments after that date, assuming he remains in service with Seaport Entertainment Group Inc. or its subsidiaries through each scheduled vesting date.

When do the SEG CEO’s stock options from this grant begin to vest?

The non-qualified stock options granted to the SEG CEO begin vesting on February 26, 2027. Vesting occurs in four substantially equal annual installments, and each installment requires his continued service with Seaport Entertainment Group Inc. or its subsidiaries through that respective vesting date.

Are the SEG CEO’s new equity awards tied to continued employment?

Yes, both the RSUs and stock options are service-based. The RSUs vest over three years and the options over four years, starting in late February 2027, and each scheduled vesting requires Matthew Morris Partridge to continue serving Seaport Entertainment Group Inc. or its subsidiaries.