VMRK

SEC source: 0000906107-26-000010 · form4.xml · derivative · entry 4

Manelis Michael L · CIK 0001691784 · Executive Vice President & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 43,542

Underlying: Common Shares Of Beneficial Interest · 43,542 shares

Expires 2036-02-09

F5 · derivative.exercise_date: Represents share options scheduled to vest in three equal installments on February 9, 2027, February 9, 2028 and February 9, 2029.

SEC source: 0000906107-26-000010 · form4.xml · nonDerivative · entry 1

Manelis Michael L · CIK 0001691784 · Executive Vice President & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 51,896

F1 · shares: Represents restricted shares scheduled to vest on February 9, 2029.

F2 · balance_after: Direct total includes restricted shares of Equity Residential scheduled to vest in the future.

SEC source: 0000906107-26-000009 · form4.xml · nonDerivative · entry 1

Kaufman Ian · CIK 0001381170 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 30,353

F1 · shares: Represents restricted shares scheduled to vest on February 9, 2029.

F2 · balance_after: Direct total includes restricted shares of Equity Residential scheduled to vest in the future.

SEC source: 0000906107-26-000007 · form4.xml · derivative · entry 4

Fenster Scott · CIK 0001722913 · EVP & General Counsel

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 22,177

Underlying: Common Shares Of Beneficial Interest · 22,177 shares

Expires 2036-02-09

F6 · derivative.exercise_date: Represents share options scheduled to vest in approximately three equal installments on February 9, 2027, February 9, 2028 and February 9, 2029.

SEC source: 0000906107-26-000007 · form4.xml · nonDerivative · entry 1

Fenster Scott · CIK 0001722913 · EVP & General Counsel

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,438

F1 · shares: Represents restricted shares scheduled to vest on February 9, 2029.

F2 · balance_after: Direct total includes restricted shares of Equity Residential scheduled to vest in the future.

F3 · balance_after: Excludes 26,243 shares previously owned directly which were contributed to a revocable trust on August 20, 2025.

SEC source: 0000906107-26-000008 · form4.xml · derivative · entry 4

Garechana Robert · CIK 0001750568 · EVP & Chief Investment Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 23,065

Underlying: Common Shares Of Beneficial Interest · 23,065 shares

Expires 2036-02-09

F4 · security: On February 9, 2026, the reporting person received a grant of Series 2026B restricted limited partnership interests ("RUs") in ERP Operating Limited Partnership (the "OP"), the operating partnership of Equity Residential (the "Company"), in lieu of restricted shares of the Company as part of the Company's annual grant of long-term compensation.

F5 · derivative.exercise_price: RUs are a class of partnership interest that automatically convert into an equal number of limited partnership interests of the OP ("OP Units") when the capital account related to the RUs reaches a specified target for federal income tax purposes (provided such target is reached within ten years of issuance). Subject to the vesting requirements of the grant and certain other restrictions, OP Units are exchangeable by the holder for common shares of the Company on a one-for-one basis or the cash value of such shares, at the Company's option. The RUs reflected in this report also include any OP Units into which such RUs automatically convert.

F6 · derivative.exercise_date: The Restricted Units are scheduled to vest on February 9, 2029.

SEC source: 0000906107-26-000006 · form4.xml · nonDerivative · entry 1

Carraway Catherine · CIK 0001841519 · EVP & CHRO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,995

F1 · shares: Represents restricted shares scheduled to vest on February 9, 2029.

F2 · balance_after: Direct total includes restricted shares of Equity Residential scheduled to vest in the future.

SEC source: 0000906107-26-000005 · form4.xml · derivative · entry 1

Parrell Mark J. · CIK 0001414146 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 106,959

Underlying: Common Shares Of Beneficial Interest · 106,959 shares

Expires 2033-01-01

F1 · security: Represents restricted limited partnership interests ("RUs") in ERP Operating Limited Partnership (the "Operating Partnership"), the operating partnership of Equity Residential (the "Company"), retained in connection with the settlement of an award under the Company's 2023 Long-Term Incentive Plan.

F2 · derivative.exercise_price: RUs are a class of partnership interest that automatically convert into an equal number of limited partnership interests of the Operating Partnership ("OP Units") when the capital account related to the RUs reaches a specified target for federal income tax purposes (provided such target is reached within ten years of issuance). Subject to the vesting requirements of the grant and certain other conditions, OP Units are exchangeable by the holder for common shares of the Company on a one-for-one basis or cash value of such shares, at the Company's option. The RUs reflected in this report also include any OP Units into which such RUs automatically convert.

F3 · derivative.exercise_date: The RUs are scheduled to vest on February 9, 2026.

SEC source: 0000906107-26-000004 · form4.xml · derivative · entry 3

Manelis Michael L · CIK 0001691784 · Executive Vice President & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,642

Underlying: Common Shares Of Beneficial Interest · 13,642 shares

Expires 2033-01-01

F4 · security: Represents restricted limited partnership interests ("RUs") in ERP Operating Limited Partnership (the "Operating Partnership"), the operating partnership of Equity Residential (the "Company"), retained in connection with the settlement of an award under the Company's 2023 Long-Term Incentive Plan.

F5 · derivative.exercise_price: RUs are a class of partnership interest that automatically convert into an equal number of limited partnership interests of the Operating Partnership ("OP Units") when the capital account related to the RUs reaches a specified target for federal income tax purposes (provided such target is reached within ten years of issuance). Subject to the vesting requirements of the grant and certain other conditions, OP Units are exchangeable by the holder for common shares of the Company on a one-for-one basis or cash value of such shares, at the Company's option. The RUs reflected in this report also include any OP Units into which such RUs automatically convert.

F6 · derivative.exercise_date: The RUs are scheduled to vest on February 9, 2026.

SEC source: 0000906107-26-000004 · form4.xml · nonDerivative · entry 1

Manelis Michael L · CIK 0001691784 · Executive Vice President & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 39,886

F1 · shares: Represents restricted shares of Equity Residential (the "Company") issued in connection with the settlement of an award under the Company's 2023 Long-Term Incentive Plan which are scheduled to vest on February 9, 2026.

F2 · balance_after: Direct total includes restricted shares of Equity Residential scheduled to vest in the future.

SEC source: 0000906107-26-000003 · form4.xml · derivative · entry 4

Garechana Robert · CIK 0001750568 · EVP & Chief Investment Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,471

Underlying: Common Shares Of Beneficial Interest · 11,471 shares

Expires 2033-01-01

F5 · security: Represents restricted limited partnership interests ("RUs") in ERP Operating Limited Partnership (the "Operating Partnership"), the operating partnership of Equity Residential (the "Company"), retained in connection with the settlement of an award under the Company's 2023 Long-Term Incentive Plan.

F6 · derivative.exercise_price: RUs are a class of partnership interest that automatically convert into an equal number of limited partnership interests of the Operating Partnership ("OP Units") when the capital account related to the RUs reaches a specified target for federal income tax purposes (provided such target is reached within ten years of issuance). Subject to the vesting requirements of the grant and certain other conditions, OP Units are exchangeable by the holder for common shares of the Company on a one-for-one basis or cash value of such shares, at the Company's option. The RUs reflected in this report also include any OP Units into which such RUs automatically convert.

F7 · derivative.exercise_date: The RUs are scheduled to vest on February 9, 2026.

SEC source: 0000906107-26-000003 · form4.xml · nonDerivative · entry 1

Garechana Robert · CIK 0001750568 · EVP & Chief Investment Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 25,132

F1 · shares: Represents restricted shares of Equity Residential (the "Company") issued in connection with the settlement of an award under the Company's 2023 Long-Term Incentive Plan which are scheduled to vest on February 9, 2026.

F2 · balance_after: Direct total includes restricted shares of Equity Residential scheduled to vest in the future.

SEC source: 0000906107-26-000002 · form4.xml · derivative · entry 1

Fenster Scott · CIK 0001722913 · EVP & General Counsel

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,393

Underlying: Common Shares Of Beneficial Interest · 11,393 shares

Expires 2033-01-01

F1 · security: Represents restricted limited partnership interests ("RUs") in ERP Operating Limited Partnership (the "Operating Partnership"), the operating partnership of Equity Residential (the "Company"), retained in connection with the settlement of an award under the Company's 2023 Long-Term Incentive Plan.

F2 · derivative.exercise_price: RUs are a class of partnership interest that automatically convert into an equal number of limited partnership interests of the Operating Partnership ("OP Units") when the capital account related to the RUs reaches a specified target for federal income tax purposes (provided such target is reached within ten years of issuance). Subject to the vesting requirements of the grant and certain other conditions, OP Units are exchangeable by the holder for common shares of the Company on a one-for-one basis or cash value of such shares, at the Company's option. The RUs reflected in this report also include any OP Units into which such RUs automatically convert.

F3 · derivative.exercise_date: The RUs are scheduled to vest on February 9, 2026.

SEC source: 0000906107-26-000001 · form4.xml · nonDerivative · entry 1

Carraway Catherine · CIK 0001841519 · EVP & CHRO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,723

F1 · shares: Represents restricted shares of Equity Residential (the "Company") issued in connection with the settlement of an award under the Company's 2023 Long-Term Incentive Plan which are scheduled to vest on February 9, 2026.

F2 · balance_after: Direct total includes restricted shares of Equity Residential scheduled to vest in the future.

SEC source: 0000906107-25-000011 · form4.xml · nonDerivative · entry 1

NEITHERCUT DAVID J · CIK 0001219726 · Director · Chairman of the Board

10b5-1 filing: No plan indicated

Ownership: Indirect · Trust I

Disclosed balance after: 13,964

F1 · balance_after: Represents shares beneficially owned by a trust for the benefit of the reporting person's wife. The reporting person is the sole trustee of this trust and, as such, may be deemed the beneficial owner of these shares.

SEC source: 0000906107-25-000009 · form4.xml · nonDerivative · entry 1

Kaufman Ian · CIK 0001381170 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 25,760

F1 · shares: Represents shares acquired through Equity Residential's Employee Share Purchase Plan.

F2 · balance_after: Direct total includes restricted shares of Equity Residential scheduled to vest in the future.

SEC source: 0000906107-25-000007 · form4.xml · derivative · entry 8

NEITHERCUT DAVID J · CIK 0001219726 · Director · Chairman of the Board

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 425,090

Underlying: Common Shares Of Beneficial Interest · 1,048 shares

Expires not disclosed

F2 · derivative.exercise_date: The OP Units reflected in this report are previously reported Restricted Units which have automatically converted to OP Units per their terms. The OP Units do not expire and are fully vested, transferable and can be exchanged by the holder for common shares of Equity Residential (the "Company") on a one-for-one basis or, at the Company's option, for the cash value of such shares.

F2 · derivative.expiration_date: The OP Units reflected in this report are previously reported Restricted Units which have automatically converted to OP Units per their terms. The OP Units do not expire and are fully vested, transferable and can be exchanged by the holder for common shares of Equity Residential (the "Company") on a one-for-one basis or, at the Company's option, for the cash value of such shares.

SEC source: 0000906107-25-000007 · form4.xml · derivative · entry 7

NEITHERCUT DAVID J · CIK 0001219726 · Director · Chairman of the Board

10b5-1 filing: No plan indicated

Ownership: Indirect · 2020A DN GRAT

Disclosed balance after: 1,427

Underlying: Common Shares Of Beneficial Interest · 1,048 shares

Expires not disclosed

F5 · shares: This transaction involved a gift of OP Units by a grantor retained annuity trust to the reporting person.

F2 · derivative.exercise_date: The OP Units reflected in this report are previously reported Restricted Units which have automatically converted to OP Units per their terms. The OP Units do not expire and are fully vested, transferable and can be exchanged by the holder for common shares of Equity Residential (the "Company") on a one-for-one basis or, at the Company's option, for the cash value of such shares.

F2 · derivative.expiration_date: The OP Units reflected in this report are previously reported Restricted Units which have automatically converted to OP Units per their terms. The OP Units do not expire and are fully vested, transferable and can be exchanged by the holder for common shares of Equity Residential (the "Company") on a one-for-one basis or, at the Company's option, for the cash value of such shares.

F4 · balance_after: Represents OP Units beneficially owned by a grantor retained annuity trust for the benefit of the reporting person.

SEC source: 0000906107-25-000007 · form4.xml · derivative · entry 6

NEITHERCUT DAVID J · CIK 0001219726 · Director · Chairman of the Board

10b5-1 filing: No plan indicated

Ownership: Indirect · 2020A DN GRAT

Disclosed balance after: 2,475

Underlying: Common Shares Of Beneficial Interest · 1,220 shares

Expires not disclosed

F2 · derivative.exercise_date: The OP Units reflected in this report are previously reported Restricted Units which have automatically converted to OP Units per their terms. The OP Units do not expire and are fully vested, transferable and can be exchanged by the holder for common shares of Equity Residential (the "Company") on a one-for-one basis or, at the Company's option, for the cash value of such shares.

F2 · derivative.expiration_date: The OP Units reflected in this report are previously reported Restricted Units which have automatically converted to OP Units per their terms. The OP Units do not expire and are fully vested, transferable and can be exchanged by the holder for common shares of Equity Residential (the "Company") on a one-for-one basis or, at the Company's option, for the cash value of such shares.

F4 · balance_after: Represents OP Units beneficially owned by a grantor retained annuity trust for the benefit of the reporting person.

SEC source: 0000906107-25-000007 · form4.xml · derivative · entry 5

NEITHERCUT DAVID J · CIK 0001219726 · Director · Chairman of the Board

10b5-1 filing: No plan indicated

Ownership: Indirect · LLC

Disclosed balance after: 88,070

Underlying: Common Shares Of Beneficial Interest · 1,220 shares

Expires not disclosed

F1 · shares: This transaction involved a gift of OP Units by a limited liability company of which the reporting person is the manager to a grantor retained annuity trust for the benefit of the reporting person.

F2 · derivative.exercise_date: The OP Units reflected in this report are previously reported Restricted Units which have automatically converted to OP Units per their terms. The OP Units do not expire and are fully vested, transferable and can be exchanged by the holder for common shares of Equity Residential (the "Company") on a one-for-one basis or, at the Company's option, for the cash value of such shares.

F2 · derivative.expiration_date: The OP Units reflected in this report are previously reported Restricted Units which have automatically converted to OP Units per their terms. The OP Units do not expire and are fully vested, transferable and can be exchanged by the holder for common shares of Equity Residential (the "Company") on a one-for-one basis or, at the Company's option, for the cash value of such shares.

SEC source: 0000906107-25-000007 · form4.xml · derivative · entry 4

NEITHERCUT DAVID J · CIK 0001219726 · Director · Chairman of the Board

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 424,042

Underlying: Common Shares Of Beneficial Interest · 1,216 shares

Expires not disclosed

F2 · derivative.exercise_date: The OP Units reflected in this report are previously reported Restricted Units which have automatically converted to OP Units per their terms. The OP Units do not expire and are fully vested, transferable and can be exchanged by the holder for common shares of Equity Residential (the "Company") on a one-for-one basis or, at the Company's option, for the cash value of such shares.

F2 · derivative.expiration_date: The OP Units reflected in this report are previously reported Restricted Units which have automatically converted to OP Units per their terms. The OP Units do not expire and are fully vested, transferable and can be exchanged by the holder for common shares of Equity Residential (the "Company") on a one-for-one basis or, at the Company's option, for the cash value of such shares.

SEC source: 0000906107-25-000007 · form4.xml · derivative · entry 3

NEITHERCUT DAVID J · CIK 0001219726 · Director · Chairman of the Board

10b5-1 filing: No plan indicated

Ownership: Indirect · 2020 DN GRAT

Disclosed balance after: 8

Underlying: Common Shares Of Beneficial Interest · 1,216 shares

Expires not disclosed

F5 · shares: This transaction involved a gift of OP Units by a grantor retained annuity trust to the reporting person.

F2 · derivative.exercise_date: The OP Units reflected in this report are previously reported Restricted Units which have automatically converted to OP Units per their terms. The OP Units do not expire and are fully vested, transferable and can be exchanged by the holder for common shares of Equity Residential (the "Company") on a one-for-one basis or, at the Company's option, for the cash value of such shares.

F2 · derivative.expiration_date: The OP Units reflected in this report are previously reported Restricted Units which have automatically converted to OP Units per their terms. The OP Units do not expire and are fully vested, transferable and can be exchanged by the holder for common shares of Equity Residential (the "Company") on a one-for-one basis or, at the Company's option, for the cash value of such shares.

F4 · balance_after: Represents OP Units beneficially owned by a grantor retained annuity trust for the benefit of the reporting person.

SEC source: 0000906107-25-000007 · form4.xml · derivative · entry 2

NEITHERCUT DAVID J · CIK 0001219726 · Director · Chairman of the Board

10b5-1 filing: No plan indicated

Ownership: Indirect · 2020 DN GRAT

Disclosed balance after: 1,224

Underlying: Common Shares Of Beneficial Interest · 1,220 shares

Expires not disclosed

F2 · derivative.exercise_date: The OP Units reflected in this report are previously reported Restricted Units which have automatically converted to OP Units per their terms. The OP Units do not expire and are fully vested, transferable and can be exchanged by the holder for common shares of Equity Residential (the "Company") on a one-for-one basis or, at the Company's option, for the cash value of such shares.

F2 · derivative.expiration_date: The OP Units reflected in this report are previously reported Restricted Units which have automatically converted to OP Units per their terms. The OP Units do not expire and are fully vested, transferable and can be exchanged by the holder for common shares of Equity Residential (the "Company") on a one-for-one basis or, at the Company's option, for the cash value of such shares.

F4 · balance_after: Represents OP Units beneficially owned by a grantor retained annuity trust for the benefit of the reporting person.

SEC source: 0000906107-25-000007 · form4.xml · derivative · entry 1

NEITHERCUT DAVID J · CIK 0001219726 · Director · Chairman of the Board

10b5-1 filing: No plan indicated

Ownership: Indirect · LLC

Disclosed balance after: 89,290

Underlying: Common Shares Of Beneficial Interest · 1,220 shares

Expires not disclosed

F1 · shares: This transaction involved a gift of OP Units by a limited liability company of which the reporting person is the manager to a grantor retained annuity trust for the benefit of the reporting person.

F2 · derivative.exercise_date: The OP Units reflected in this report are previously reported Restricted Units which have automatically converted to OP Units per their terms. The OP Units do not expire and are fully vested, transferable and can be exchanged by the holder for common shares of Equity Residential (the "Company") on a one-for-one basis or, at the Company's option, for the cash value of such shares.

F2 · derivative.expiration_date: The OP Units reflected in this report are previously reported Restricted Units which have automatically converted to OP Units per their terms. The OP Units do not expire and are fully vested, transferable and can be exchanged by the holder for common shares of Equity Residential (the "Company") on a one-for-one basis or, at the Company's option, for the cash value of such shares.

F3 · balance_after: Represents OP Units beneficially owned by a limited liability company, of which the reporting person is the manager.

SEC source: 0001127602-25-020563 · form4.xml · nonDerivative · entry 1

STERRETT STEPHEN E · CIK 0001235739 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 21,275

F1 · shares: Represents shares acquired through Equity Residential's Employee Share Purchase Plan.

F2 · balance_after: Direct total includes restricted shares of Equity Residential scheduled to vest in the future.

SEC source: 0001127602-25-020562 · form4.xml · nonDerivative · entry 1

Kaufman Ian · CIK 0001381170 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 25,720

F1 · shares: Represents shares acquired through Equity Residential's Employee Share Purchase Plan.

F2 · balance_after: Direct total includes restricted shares of Equity Residential scheduled to vest in the future.

SEC source: 0001127602-25-020314 · form4.xml · nonDerivative · entry 1

Carr Chris · CIK 0001821096 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,971

F1 · shares: Represents restricted shares granted for prospective service from July 24, 2025 to the 2026 Annual Meeting of Shareholders which are scheduled to vest on August 7, 2026.

F2 · balance_after: Direct total includes restricted shares of Equity Residential scheduled to vest in the future.

SEC source: 0001127602-25-020365 · form4.xml · nonDerivative · entry 1

McLeod Bret · CIK 0002081307 · EVP & Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 19,564

F1 · shares: Represents a retention award of restricted shares scheduled to vest on August 7, 2028.

F2 · balance_after: Direct total includes restricted shares of Equity Residential scheduled to vest in the future.

SEC source: 0001127602-25-018882 · form4.xml · nonDerivative · entry 1

Jones Nina P · CIK 0002007895 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,906

F1 · shares: Represents restricted shares granted for prospective service from the 2025 Annual Meeting of Shareholders to the 2026 Annual Meeting of Shareholders which are scheduled to vest on July 1, 2026.

F2 · balance_after: Direct total includes restricted shares of Equity Residential scheduled to vest in the future.

SEC source: 0001127602-25-018889 · form4.xml · derivative · entry 1

SHAPIRO MARK S · CIK 0001345978 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,393

Underlying: Common Shares Of Beneficial Interest · 3,393 shares

Expires 2035-07-01

F1 · security: On July 1, 2025, the reporting person elected to receive a grant of Series 2025D restricted limited partnership interests ("RUs") in ERP Operating Limited Partnership (the "OP"), the OP of Equity Residential (the "Company"), in connection with the Company's annual grant of long-term compensation for prospective service from the 2025 Annual Meeting of Shareholders to the 2026 Annual Meeting of Shareholders.

F2 · derivative.exercise_price: RUs are a class of partnership interest that automatically convert into an equal number of limited partnership interests of the OP ("OP Units") when the capital account related to the RUs reaches a specified target for federal income tax purposes (provided such target is reached within ten years of issuance). Subject to the vesting requirements of the grant and certain other restrictions, OP Units are exchangeable by the holder for common shares of the Company on a one-for-one basis or the cash value of such shares, at the Company's option. The RUs reflected in this report also include any OP Units into which such RUs automatically convert.

F3 · derivative.exercise_date: The RUs are scheduled to vest on July 1, 2026. In addition, the RUs (including any OP Units into which they may automatically convert) are subject to a holding restriction until July 1, 2027.

SEC source: 0001127602-25-018892 · form4.xml · nonDerivative · entry 1

STERRETT STEPHEN E · CIK 0001235739 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 19,422

F1 · shares: Represents restricted shares granted for prospective service from the 2025 Annual Meeting of Shareholders to the 2026 Annual Meeting of Shareholders which are scheduled to vest on July 1, 2026.

F2 · balance_after: Direct total includes restricted shares of Equity Residential scheduled to vest in the future.

SEC source: 0001127602-25-018886 · form4.xml · derivative · entry 2

NEITHERCUT DAVID J · CIK 0001219726 · Director · Chairman of the Board

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 19,553

Underlying: Common Shares Of Beneficial Interest · 19,553 shares

Expires 2035-07-01

F1 · shares: Represents share options granted for prospective service from the 2025 Annual Meeting of Shareholders to the 2026 Annual Meeting of Shareholders.

SEC source: 0001127602-25-018886 · form4.xml · derivative · entry 1

NEITHERCUT DAVID J · CIK 0001219726 · Director · Chairman of the Board

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 23,277

Underlying: Common Shares Of Beneficial Interest · 23,277 shares

Expires 2035-07-01

F1 · shares: Represents share options granted for prospective service from the 2025 Annual Meeting of Shareholders to the 2026 Annual Meeting of Shareholders.

SEC source: 0001127602-25-018870 · form4.xml · nonDerivative · entry 1

HABEN MARY KAY · CIK 0001190910 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,979

F1 · shares: Represents restricted shares granted for prospective service from the 2025 Annual Meeting of Shareholders to the 2026 Annual Meeting of Shareholders which are scheduled to vest on July 1, 2026.

F2 · balance_after: Direct total includes restricted shares of Equity Residential scheduled to vest in the future.

SEC source: 0001127602-25-018879 · form4.xml · derivative · entry 1

Huque Tahsinul Zia · CIK 0001794630 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,393

Underlying: Common Shares Of Beneficial Interest · 3,393 shares

Expires 2035-07-01

F1 · security: On July 1, 2025, the reporting person elected to receive a grant of Series 2025D restricted limited partnership interests ("RUs") in ERP Operating Limited Partnership (the "OP"), the OP of Equity Residential (the "Company"), in connection with the Company's annual grant of long-term compensation for prospective service from the 2025 Annual Meeting of Shareholders to the 2026 Annual Meeting of Shareholders.

F2 · derivative.exercise_price: RUs are a class of partnership interest that automatically convert into an equal number of limited partnership interests of the OP ("OP Units") when the capital account related to the RUs reaches a specified target for federal income tax purposes (provided such target is reached within ten years of issuance). Subject to the vesting requirements of the grant and certain other restrictions, OP Units are exchangeable by the holder for common shares of the Company on a one-for-one basis or the cash value of such shares, at the Company's option. The RUs reflected in this report also include any OP Units into which such RUs automatically convert.

F3 · derivative.exercise_date: The RUs are scheduled to vest on July 1, 2026. In addition, the RUs (including any OP Units into which they may automatically convert) are subject to a holding restriction until July 1, 2027.

SEC source: 0001127602-25-018875 · form4.xml · nonDerivative · entry 1

Hoff Ann · CIK 0002012803 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,710

F1 · shares: Represents restricted shares granted for prospective service from the 2025 Annual Meeting of Shareholders to the 2026 Annual Meeting of Shareholders which are scheduled to vest on July 1, 2026.

F2 · balance_after: Direct total includes restricted shares of Equity Residential scheduled to vest in the future.

SEC source: 0001127602-25-018866 · form4.xml · nonDerivative · entry 1

BYNOE LINDA · CIK 0001206129 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 23,234

F1 · shares: Represents restricted shares granted for prospective service from the 2025 Annual Meeting of Shareholders to the 2026 Annual Meeting of Shareholders which are scheduled to vest on July 1, 2026.

F2 · balance_after: Direct total includes restricted shares of Equity Residential scheduled to vest in the future.

SEC source: 0001127602-25-018863 · form4.xml · derivative · entry 1

Aman Angela M · CIK 0001538554 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,393

Underlying: Common Shares Of Beneficial Interest · 3,393 shares

Expires 2035-07-01

F1 · security: On July 1, 2025, the reporting person elected to receive a grant of Series 2025D restricted limited partnership interests ("RUs") in ERP Operating Limited Partnership (the "OP"), the OP of Equity Residential (the "Company"), in connection with the Company's annual grant of long-term compensation for prospective service from the 2025 Annual Meeting of Shareholders to the 2026 Annual Meeting of Shareholders.

F2 · derivative.exercise_price: RUs are a class of partnership interest that automatically convert into an equal number of limited partnership interests of the OP ("OP Units") when the capital account related to the RUs reaches a specified target for federal income tax purposes (provided such target is reached within ten years of issuance). Subject to the vesting requirements of the grant and certain other restrictions, OP Units are exchangeable by the holder for common shares of the Company on a one-for-one basis or the cash value of such shares, at the Company's option. The RUs reflected in this report also include any OP Units into which such RUs automatically convert.

F3 · derivative.exercise_date: The RUs are scheduled to vest on July 1, 2026. In addition, the RUs (including any OP Units into which they may automatically convert) are subject to a holding restriction until July 1, 2027.

SEC source: 0001127602-25-014452 · form4.xml · nonDerivative · entry 1

Kaufman Ian · CIK 0001381170 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 25,683

F1 · shares: Represents shares acquired through Equity Residential's Employee Share Purchase Plan.

F2 · balance_after: Direct total includes restricted shares of Equity Residential scheduled to vest in the future.

SEC source: 0001127602-25-013342 · form4.xml · nonDerivative · entry 1

Carraway Catherine · CIK 0001841519 · EVP & CHRO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,746

F1 · price: The price represents the weighted average price of the shares sold. The shares were sold within a range of $70.54 to $70.57. The reporting person will provide, upon request by the SEC staff, the issuer, or any security holder of the issuer, full information regarding the number of shares sold at each separate price.

F2 · balance_after: Direct total includes restricted shares of Equity Residential scheduled to vest in the future.

SEC source: 0001127602-25-010473 · form4.xml · nonDerivative · entry 1

Garechana Robert · CIK 0001750568 · EVP & Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,112

SEC source: 0001127602-25-007879 · form4.xml · nonDerivative · entry 1

SHAPIRO MARK S · CIK 0001345978 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,935

F1 · shares: Represents shares acquired through Equity Residential's Employee Share Purchase Plan.

SEC source: 0001127602-25-007867 · form4.xml · nonDerivative · entry 1

Kaufman Ian · CIK 0001381170 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 25,659

F1 · shares: Represents shares acquired through Equity Residential's Employee Share Purchase Plan.

F2 · balance_after: Direct total includes restricted shares of Equity Residential scheduled to vest in the future.

SEC source: 0001127602-25-003585 · form4.xml · nonDerivative · entry 4

Manelis Michael L · CIK 0001691784 · Executive Vice President & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 26,781

F2 · balance_after: Direct total includes restricted shares of Equity Residential scheduled to vest in the future.

SEC source: 0001127602-25-003585 · form4.xml · nonDerivative · entry 3

Manelis Michael L · CIK 0001691784 · Executive Vice President & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 31,031

F3 · shares: Represents the sale of shares for the payment of tax liability incurred upon the vesting of restricted shares.

F2 · balance_after: Direct total includes restricted shares of Equity Residential scheduled to vest in the future.

SEC source: 0001127602-25-003585 · form4.xml · nonDerivative · entry 2

Manelis Michael L · CIK 0001691784 · Executive Vice President & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 32,864

F3 · shares: Represents the sale of shares for the payment of tax liability incurred upon the vesting of restricted shares.

F2 · balance_after: Direct total includes restricted shares of Equity Residential scheduled to vest in the future.

SEC source: 0001127602-25-003584 · form4.xml · nonDerivative · entry 2

Kaufman Ian · CIK 0001381170 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 25,539

F3 · shares: Represents the sale of shares for the payment of tax liability incurred upon the vesting of restricted shares.

F2 · balance_after: Direct total includes restricted shares of Equity Residential scheduled to vest in the future.

SEC source: 0001127602-25-003581 · form4.xml · nonDerivative · entry 2

Garechana Robert · CIK 0001750568 · EVP & Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,108

F1 · shares: Represents the sale of shares for the payment of tax liability incurred upon the vesting of restricted shares.

SEC source: 0001127602-25-003581 · form4.xml · nonDerivative · entry 1

Garechana Robert · CIK 0001750568 · EVP & Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,709

F1 · shares: Represents the sale of shares for the payment of tax liability incurred upon the vesting of restricted shares.

SEC source: 0001127602-25-003573 · form4.xml · nonDerivative · entry 2

Fenster Scott · CIK 0001722913 · EVP & General Counsel

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 35,507

F1 · shares: Represents the sale of shares for the payment of tax liability incurred upon the vesting of restricted shares.

F2 · balance_after: Direct total includes restricted shares of Equity Residential scheduled to vest in the future.