---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-21-295520"
form_type: "8-K"
ticker: "DH"
cik: "0001861795"
company_name: "Definitive Healthcare Corp."
filed_at: "2021-10-08T23:59:59+00:00"
generated_at: "2026-06-28T22:00:20.461748+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Definitive Healthcare appoints former OptumInsight CEO Robert Musslewhite as President

## Summary
- Robert Musslewhite appointed President, a newly created role, effective Oct 7, 2021; he had been a board member since June 2021.
- Compensation: $429k base salary, bonus up to 68% of base; RSUs of 433,550 shares (4-yr vest) and 216,450 shares (3-yr vest).
- Musslewhite previously served as CEO of OptumInsight (2019-2021) and as CEO/Chairman of The Advisory Board Company.
- Employment agreement includes change-in-control/termination benefits; Musslewhite remains on the board.

## SEC filing metadata
- accession: 0001193125-21-295520
- form_type: 8-K
- ticker: DH
- cik: 0001861795
- company_name: Definitive Healthcare Corp.
- filed_at: 2021-10-08T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1861795/000119312521295520/0001193125-21-295520-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1861795/000119312521295520/d225328d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-21-295520
- JSON: https://secwatch.observer/filing/0001193125-21-295520.json
- Plain text: https://secwatch.observer/filing/0001193125-21-295520.txt

## Key facts
- Executive change
  Robert Musslewhite was appointed as President at Definitive Healthcare Corp..
  - Action: appointed
  - Role: President
  source text: Effective on October 7, 2021, the Board of Directors (the “Board”) of Definitive Healthcare Corp. (the “Company”) appointed Robert Musslewhite as President of the Company.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1861795/000119312521295520/0001193125-21-295520-index.htm

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