SEC Form 4 · accession 0000906107-26-000076
VIVMARK RESIDENTIAL · VMRK
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Michael L Manelis
Officer — Executive Vice President & COO
Period of report
Aug 31, 2026
Accepted (ET)
Sep 2, 2026 · 4:25 pm EDT
Rule 10b5-1 plan
box not checked
Issuer CIK
0000906107
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Common Shares Of Beneficial InterestF1,F2 | Aug 31, 2026 | A | 10,536 | $0.00 | A | 55,249 | D | |
| Common Shares Of Beneficial InterestF3,F2 | Aug 31, 2026 | A | 10,820 | $0.00 | A | 66,069 | D | |
| Common Shares Of Beneficial InterestF4,F2 | Aug 31, 2026 | A | 13,201 | $0.00 | A | 79,270 | D | |
| Common Shares Of Beneficial InterestF5 | holding | — | — | — | 1,326 | I | SERP Account |
Table II — derivative securities
| Security | Conv. / exercise price | Date | Code | Shares | A/D | Exercisable | Expires | Underlying | Underlying shares | Owned after | D/I |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Restricted UnitsF6,F7,F8 | — | Aug 31, 2026 | A | 11,055 | A | — | Jan 1, 2034 | Common Shares Of Beneficial Interest | 11,055 | 11,055 | D |
| Restricted UnitsF9,F7,F10 | — | Aug 31, 2026 | A | 11,310 | A | — | Jan 1, 2035 | Common Shares Of Beneficial Interest | 11,310 | 11,310 | D |
| Restricted UnitsF11,F7,F12 | — | Aug 31, 2026 | A | 13,805 | A | — | Jan 1, 2036 | Common Shares Of Beneficial Interest | 13,805 | 13,805 | D |
Explanation of responses
- F1Represents restricted shares of Vivmark Residential (formerly known as Equity Residential) (the "Company") issued in connection with the settlement of an award under the Company's 2024 Long-Term Incentive Plan which are scheduled to vest on January 4, 2027.
- F10The RUs are scheduled to vest on January 3, 2028.
- F11Represents RUs in the Operating Partnership retained in connection with the settlement of an award under the Company's 2026 Long-Term Incentive Plan.
- F12The RUs are scheduled to vest on January 2, 2029.
- F2Direct total includes restricted shares of the Company scheduled to vest in the future.
- F3Represents restricted shares of the Company issued in connection with the settlement of an award under the Company's 2025 Long-Term Incentive Plan which are scheduled to vest on January 3, 2028.
- F4Represents restricted shares of the Company issued in connection with the settlement of an award under the Company's 2026 Long-Term Incentive Plan which are scheduled to vest on January 2, 2029.
- F5Represents shares owned by Principal Trust Company, as Trustee of the Equity Residential Supplemental Executive Retirement Plan (the "SERP"), for the benefit of the reporting person.
- F6Represents restricted limited partnership interests ("RUs") in ERP Operating Limited Partnership (the "Operating Partnership"), the operating partnership of the Company, retained in connection with the settlement of an award under the Company's 2024 Long-Term Incentive Plan.
- F7RUs 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.
- F8The RUs are scheduled to vest on January 4, 2027.
- F9Represents RUs in the Operating Partnership retained in connection with the settlement of an award under the Company's 2025 Long-Term Incentive Plan.