---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-22-256657"
form_type: "8-K"
ticker: "DH"
cik: "0001861795"
company_name: "Definitive Healthcare Corp."
filed_at: "2022-10-03T23:59:59+00:00"
generated_at: "2026-06-23T06:07:22.763352+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.4
calibrated_materiality_score: 0.4
confidence: "high"
source: SEC EDGAR
---

# Definitive Healthcare appoints Sastry Chilukuri to board; Randy Winn departs

## Summary
- Sastry Chilukuri, co-CEO of Medidata, joins board and audit committee effective Sept 30, 2022.
- Randy Winn (22C Capital) steps down after serving since 2019; Chilukuri replaces him.
- Chilukuri receives pro-rated annual retainer of $50k, initial RSU grant of 19,306 shares, and pro-rated annual RSU of 7,282 shares.
- Chilukuri’s appointment aligns with expanding life sciences presence; he has 22+ years in healthcare technology.

## SEC filing metadata
- accession: 0001193125-22-256657
- form_type: 8-K
- ticker: DH
- cik: 0001861795
- company_name: Definitive Healthcare Corp.
- filed_at: 2022-10-03T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.4
- calibrated_materiality_score: 0.4
- confidence: high
- sec_items: 5.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1861795/000119312522256657/0001193125-22-256657-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1861795/000119312522256657/d383931d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-22-256657
- JSON: https://secwatch.observer/filing/0001193125-22-256657.json
- Plain text: https://secwatch.observer/filing/0001193125-22-256657.txt

## Key facts
- Executive change
  D. Randall Winn resigned as Director at Definitive Healthcare Corp..
  - Action: resigned
  - Role: Director
  source text: On September 29, 2022, D. Randall Winn resigned from the Board of Directors (the “Board”) of Definitive Healthcare Corp. (the “Company”), which resignation became effective upon the appointment of Sastry Chilukuri as a member of the Board and of the audit committee of the Board (the “Audit Committee”) on September 30, 2022 (the “Effective Date”).
  evidence_url: https://www.sec.gov/Archives/edgar/data/1861795/000119312522256657/0001193125-22-256657-index.htm
- Executive change
  Sastry Chilukuri was appointed as Director at Definitive Healthcare Corp..
  - Action: appointed
  - Role: Director
  source text: the appointment of Sastry Chilukuri as a member of the Board and of the audit committee of the Board (the “Audit Committee”) on September 30, 2022 (the “Effective Date”).
  evidence_url: https://www.sec.gov/Archives/edgar/data/1861795/000119312522256657/0001193125-22-256657-index.htm

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