---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-23-103897"
form_type: "8-K"
ticker: "DHC"
cik: "0001075415"
company_name: "DIVERSIFIED HEALTHCARE TRUST"
filed_at: "2023-09-26T23:59:59+00:00"
generated_at: "2026-06-10T08:30:58.438822+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# DHC CFO replacement and board changes: LePage & Pierce resign, Hollis elected, Brown named CFO

## Summary
- Trustees Daniel F. LePage and David A. Pierce resigned effective Sept 25, 2023, with no disagreements.
- Phyllis M. Hollis elected Independent Trustee; board reduced from 7 to 6 members.
- Hollis to serve on Audit and Compensation Committees (chair); Hollis Advisory LLC CEO since 2018.
- Matthew C. Brown appointed CFO and Treasurer effective Oct 1, 2023, replacing Richard W. Siedel, Jr.
- Brown is CPA, senior VP at RMR Group; previously CFO of Office Properties Income Trust until Sept 30, 2023.

## SEC filing metadata
- accession: 0001104659-23-103897
- form_type: 8-K
- ticker: DHC
- cik: 0001075415
- company_name: DIVERSIFIED HEALTHCARE TRUST
- filed_at: 2023-09-26T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 5.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1075415/000110465923103897/0001104659-23-103897-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1075415/000110465923103897/tm2326911d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-23-103897
- JSON: https://secwatch.observer/filing/0001104659-23-103897.json
- Plain text: https://secwatch.observer/filing/0001104659-23-103897.txt

## Key facts
- Executive change
  Daniel F. LePage resigned as Independent Trustee at DIVERSIFIED HEALTHCARE TRUST.
  - Action: resigned
  - Role: Independent Trustee
  source text: On September 25, 2023, Daniel F. LePage and David A. Pierce each resigned as an Independent Trustee of our Board of Trustees, or the Board, effective that day.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1075415/000110465923103897/0001104659-23-103897-index.htm
- Executive change
  David A. Pierce resigned as Independent Trustee at DIVERSIFIED HEALTHCARE TRUST.
  - Action: resigned
  - Role: Independent Trustee
  source text: On September 25, 2023, Daniel F. LePage and David A. Pierce each resigned as an Independent Trustee of our Board of Trustees, or the Board, effective that day.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1075415/000110465923103897/0001104659-23-103897-index.htm
- Executive change
  Richard W. Siedel, Jr. resigned as Chief Financial Officer and Treasurer at DIVERSIFIED HEALTHCARE TRUST.
  - Action: resigned
  - Role: Chief Financial Officer and Treasurer
  source text: Mr. Brown will replace Richard W. Siedel, Jr., who has resigned as our Chief Financial Officer and Treasurer, effective September 30, 2023.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1075415/000110465923103897/0001104659-23-103897-index.htm
- Executive change
  Phyllis M. Hollis was elected as Independent Trustee at DIVERSIFIED HEALTHCARE TRUST.
  - Action: elected
  - Role: Independent Trustee
  source text: On September 26, 2023, pursuant to the recommendation of the Nominating and Governance Committee of the Board, the Board elected Phyllis M. Hollis as an Independent Trustee to fill one of the vacancies created by Messrs. LePage’s and Pierce’s resignations, and also decreased the size of the Board from seven to six Trustees.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1075415/000110465923103897/0001104659-23-103897-index.htm
- Executive change
  Matthew C. Brown was appointed as Chief Financial Officer and Treasurer at DIVERSIFIED HEALTHCARE TRUST.
  - Action: appointed
  - Role: Chief Financial Officer and Treasurer
  source text: Also on September 26, 2023, the Board appointed Matthew C. Brown as our Chief Financial Officer and Treasurer, effective October 1, 2023.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1075415/000110465923103897/0001104659-23-103897-index.htm

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