Award4

VIVMARK RESIDENTIAL

Total Value

Filing Date

Aug 19, 2026

1 transactions

Trade Summary

On Aug 17, 2026, Schall Benjamin, President & CEO, Director, reported $0 of VIVMARK RESIDENTIAL (VMRK) across 1 transactions. The filing covers company securities and reflects balanced net activity of $0. Insider transactions are sourced from SEC Form 4 disclosures and should be reviewed alongside company fundamentals and the insider's broader trading history.

Insider Information

Name: Schall Benjamin
Role: President & CEO, Director
Location: ARLINGTON, VA

Filing Details

Filing Date: Aug 19, 2026
Transaction Date: Aug 17, 2026
Accession Number: 0000906107-26-000062
Form Type: 4

Derivative Transactions

Date	Security	Shares	Exercise Price	Type	Value
Aug 17, 2026	VMRK derivative	76,606	—	Grant/Award	—
Aug 17, 2026	VMRK derivative	33,569	—	Grant/Award	—
Aug 17, 2026	VMRK derivative	30,240	—	Grant/Award	—
Aug 17, 2026	VMRK derivative	78,156	—	Grant/Award	—
Aug 17, 2026	VMRK derivative	50,040	—	Grant/Award	—

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Footnotes

(F1)Each restricted unit award is subject to the same time-based vesting conditions that were previously applicable to the AVB Performance Award with respect to a number of limited partnership interests in the OP designated as restricted units ("RUs"), rounded to the nearest whole number of RUs, equal to the product of (i) the number of shares of AVB Common Stock subject to such AVB Performance Award, determined by deeming any performance-based vesting criteria applicable to such AVB Performance Award to be achieved based on the greater of target performance and the actual level of performance (which was calculated as of the latest practicable date prior to the Effective Time and certified by the Compensation Committee of the AVB board prior to the Effective Time) and (ii) 2.793.
(F2)Pursuant to the Agreement and Plan of Merger, dated as of May 20, 2026 (the "Merger Agreement"), by and among AvalonBay Communities, Inc., a Maryland corporation ("AVB"), Vivmark Residential (f/k/a Equity Residential), a Maryland real estate investment trust ("VMRK"), ERP Operating Limited Partnership, an Illinois limited partnership (the "OP"), and Canopy Merger Sub LLC, a Maryland limited liability company ("Merger Sub"), AVB and VMRK combined in a merger of equals on August 17, 2026, with AVB merging with and into Merger Sub, with Merger Sub surviving as a wholly owned subsidiary of VMRK (the "Merger"). Merger Sub subsequently merged with and into the OP, with the OP continuing as the surviving entity.
(F3)Pursuant to the Merger Agreement, each award outstanding immediately prior to the effective time of the Merger (the "Effective Time") with respect to shares of common stock, par value $0.01 per share (the "AVB Common Stock"), of AVB that vest on the basis of the achievement of applicable performance goals (each, an "AVB Performance Award") was converted into a restricted unit award, in lieu of VMRK restricted shares.
(F4)RUs are a class of partnership interest that automatically convert into an equal number of limited partnership interests ("OP Units") in the OP 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 VMRK on a one-for-one basis or cash value of such shares, at VMRK's option. The RUs reflected in this report also include any OP Units into which such RUs automatically convert.
(F5)The RUs are scheduled to vest on March 1, 2027. In addition, the RUs (including any OP Units into which they may automatically convert) are subject to a holding restriction until August 17, 2028.
(F6)The RUs are scheduled to vest on March 1, 2028. In addition, the RUs (including any OP Units into which they may automatically convert) are subject to a holding restriction until August 17, 2028.
(F7)The RUs are scheduled to vest on 1, 2029.
(F8)On August 17, 2026, the Reporting Person received a grant of RUs in the OP in lieu of restricted shares of VMRK.
(F9)The RUs are scheduled to vest on August 17, 2029.

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
Estimated average burden
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^*

Schall Benjamin

(Last)

(First)

(Middle)

4040 WILSON BLVD., SUITE 1000

(Street)

ARLINGTON

22203

(City)

(State)

(Zip)

2. Issuer Name and Ticker or Trading Symbol
VIVMARK RESIDENTIAL [ VMRK ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
08/17/2026

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)

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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
Restricted Units⁽¹⁾⁽²⁾⁽³⁾	⁽⁴⁾	08/17/2026		A		76,606		⁽⁵⁾	08/17/2036	Common Shares Of Beneficial Interest	76,606	$0	76,606	D
Restricted Units⁽¹⁾⁽²⁾⁽³⁾	⁽⁴⁾	08/17/2026		A		33,569		⁽⁶⁾	08/17/2036	Common Shares Of Beneficial Interest	33,569	$0	33,569	D
Restricted Units⁽¹⁾⁽²⁾⁽³⁾	⁽⁴⁾	08/17/2026		A		30,240		⁽⁶⁾	08/17/2036	Common Shares Of Beneficial Interest	30,240	$0.5	30,240	D
Restricted Units⁽¹⁾⁽²⁾⁽³⁾	⁽⁴⁾	08/17/2026		A		78,156		⁽⁷⁾	08/17/2036	Common Shares Of Beneficial Interest	78,156	$0	78,156	D
Restricted Units⁽⁸⁾	⁽⁴⁾	08/17/2026		A		50,040		⁽⁹⁾	08/17/2036	Common Shares Of Beneficial Interest	50,040	$0	50,040	D

Explanation of Responses:

1. Each restricted unit award is subject to the same time-based vesting conditions that were previously applicable to the AVB Performance Award with respect to a number of limited partnership interests in the OP designated as restricted units ("RUs"), rounded to the nearest whole number of RUs, equal to the product of (i) the number of shares of AVB Common Stock subject to such AVB Performance Award, determined by deeming any performance-based vesting criteria applicable to such AVB Performance Award to be achieved based on the greater of target performance and the actual level of performance (which was calculated as of the latest practicable date prior to the Effective Time and certified by the Compensation Committee of the AVB board prior to the Effective Time) and (ii) 2.793.

2. Pursuant to the Agreement and Plan of Merger, dated as of May 20, 2026 (the "Merger Agreement"), by and among AvalonBay Communities, Inc., a Maryland corporation ("AVB"), Vivmark Residential (f/k/a Equity Residential), a Maryland real estate investment trust ("VMRK"), ERP Operating Limited Partnership, an Illinois limited partnership (the "OP"), and Canopy Merger Sub LLC, a Maryland limited liability company ("Merger Sub"), AVB and VMRK combined in a merger of equals on August 17, 2026, with AVB merging with and into Merger Sub, with Merger Sub surviving as a wholly owned subsidiary of VMRK (the "Merger"). Merger Sub subsequently merged with and into the OP, with the OP continuing as the surviving entity.

3. Pursuant to the Merger Agreement, each award outstanding immediately prior to the effective time of the Merger (the "Effective Time") with respect to shares of common stock, par value $0.01 per share (the "AVB Common Stock"), of AVB that vest on the basis of the achievement of applicable performance goals (each, an "AVB Performance Award") was converted into a restricted unit award, in lieu of VMRK restricted shares.

4. RUs are a class of partnership interest that automatically convert into an equal number of limited partnership interests ("OP Units") in the OP 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 VMRK on a one-for-one basis or cash value of such shares, at VMRK's option. The RUs reflected in this report also include any OP Units into which such RUs automatically convert.

5. The RUs are scheduled to vest on March 1, 2027. In addition, the RUs (including any OP Units into which they may automatically convert) are subject to a holding restriction until August 17, 2028.

6. The RUs are scheduled to vest on March 1, 2028. In addition, the RUs (including any OP Units into which they may automatically convert) are subject to a holding restriction until August 17, 2028.

7. The RUs are scheduled to vest on 1, 2029.

8. On August 17, 2026, the Reporting Person received a grant of RUs in the OP in lieu of restricted shares of VMRK.

9. The RUs are scheduled to vest on August 17, 2029.

	/s/ Samantha Thompson, Attorney-in-fact	08/19/2026
	** 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.

Form 4 as rendered by the SEC from accession 0000906107-26-000062.

VIVMARK RESIDENTIAL

Trade Summary

Company Information

Insider Information

Filing Details

Derivative Transactions

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Footnotes

SEC Form 4

SEC Filing

SEC Form 4