---
schema_version: "secwatch.filing_event.v1"
accession: "0001140361-26-030523"
form_type: "8-K"
ticker: "EQR"
cik: "0000906107"
company_name: "EQUITY RESIDENTIAL"
filed_at: "2026-07-31T21:04:38+00:00"
generated_at: "2026-07-31T21:06:08.307695+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Equity Residential and AvalonBay supplement merger proxy disclosures amid shareholder lawsuits

## Summary
- Three shareholder lawsuits filed in NY and Cook County alleging disclosure deficiencies in merger proxy; company denies merit.
- Voluntary supplemental disclosures include details on prior discussions with 'Company A' and expanded financial analyses by Morgan Stanley and Goldman Sachs.
- Morgan Stanley DCF for Equity Residential implied per share equity value range $70.57-$92.64; for AvalonBay $200.76-$269.16.
- Goldman Sachs illustrative DCF for combined pro forma company implied per share value of AvalonBay stock $179.69-$218.40.
- Merger of equals to form Vivmark Residential; shareholder vote pending.

## SEC filing metadata
- accession: 0001140361-26-030523
- form_type: 8-K
- ticker: EQR
- cik: 0000906107
- company_name: EQUITY RESIDENTIAL
- filed_at: 2026-07-31T21:04:38+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 8.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/906107/000114036126030523/0001140361-26-030523-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/906107/000114036126030523/ef20079196_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001140361-26-030523
- JSON: https://secwatch.observer/filing/0001140361-26-030523.json
- Plain text: https://secwatch.observer/filing/0001140361-26-030523.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.