Thomas P. Durels - 13 Mar 2026 Form 4 Insider Report for Empire State Realty Trust, Inc. (ESRT)

Role: EVP, Real Estate
Signature: /s/ Heather L. Houston, Attorney-in-Fact
Issuer symbol: ESRT
Transactions as of: 13 Mar 2026
Net transactions value: $0
Form type: 4
Filing time: 17 Mar 2026, 19:37:14 UTC
Previous filing: 05 Feb 2026
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Durels Thomas P.	EVP, Real Estate	C/O EMPIRE STATE REALTY TRUST, INC., 111 WEST 33RD STREET, 12TH FLOOR, NEW YORK	/s/ Heather L. Houston, Attorney-in-Fact	17 Mar 2026	0001587455

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	ESRT	LTIP Units	Award		+321,670	+20%	$0.000000^*	1,900,494	13 Mar 2026	Class A Common Stock	321,670		Direct	F1, F2

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	These represent long term incentive plan units ("LTIP Units"), a class of units of Empire State Realty OP, L.P. (the "Operating Partnership"). Conditioned upon sufficient allocations to the capital accounts of the LTIP Units for federal income tax purposes, LTIP Units are convertible by the Reporting Person, upon vesting, into an equivalent number of units of limited partnership interests ("Operating Partnership Units") of the Operating Partnership, which are redeemable by the holder for shares of Class A Common Stock of Empire State Realty Trust, Inc. (the "Issuer") on a one-for-one basis or the cash value of such shares, at the Issuer's option. The rights to convert LTIP Units into Operating Partnership Units and redeem Operating Partnership Units do not have expiration dates. These LTIP Units were granted under the Empire State Realty Trust, Inc. Empire State Realty OP, L.P. 2024 Equity Incentive Plan.
F2	These LTIP Units were granted and will vest in accordance with his Transition Agreement dated September 19, 2025. Each of the LTIP Units is subject to a holding period for an additional two years following the applicable vesting date of such LTIP Unit.

Content

These represent long term incentive plan units ("LTIP Units"), a class of units of Empire State Realty OP, L.P. (the "Operating Partnership"). Conditioned upon sufficient allocations to the capital accounts of the LTIP Units for federal income tax purposes, LTIP Units are convertible by the Reporting Person, upon vesting, into an equivalent number of units of limited partnership interests ("Operating Partnership Units") of the Operating Partnership, which are redeemable by the holder for shares of Class A Common Stock of Empire State Realty Trust, Inc. (the "Issuer") on a one-for-one basis or the cash value of such shares, at the Issuer's option. The rights to convert LTIP Units into Operating Partnership Units and redeem Operating Partnership Units do not have expiration dates. These LTIP Units were granted under the Empire State Realty Trust, Inc. Empire State Realty OP, L.P. 2024 Equity Incentive Plan.

These LTIP Units were granted and will vest in accordance with his Transition Agreement dated September 19, 2025. Each of the LTIP Units is subject to a holding period for an additional two years following the applicable vesting date of such LTIP Unit.