Kate Marie Shamsuddin - May 1, 2025 Form 4 Insider Report for Definitive Healthcare Corp. (DH)

Role: CHIEF OPERATING OFFICER
Signature: /s/ Matthew Ruderman, Attorney-in-Fact
Stock symbol: DH
Transactions as of: May 1, 2025
Transactions value $: -$12,636
Form type: 4
Date filed: 5/5/2025, 04:30 PM
Previous filing: Apr 29, 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Shamsuddin Kate Marie	CHIEF OPERATING OFFICER	C/O DEFINITIVE HEALTHCARE CORP., 492 OLD CONNECTICUT PATH, SUITE 401, FRAMINGHAM	/s/ Matthew Ruderman, Attorney-in-Fact	2025-05-05	0001878756

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	DH	Class A Common Stock	Tax liability	-$12.6K	-4.6K	-0.65%	$2.75	700K	May 1, 2025	Direct	F1

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Represents the withholding of shares by the Issuer to satisfy the Reporting Person's tax withholding obligations in connection with the vesting and settlement of previously reported restricted stock units.