Definitive Healthcare (DH) CEO has RSU shares withheld for taxes

Rhea-AI Filing Summary

Definitive Healthcare Corp. CEO Kevin Coop had 37,593 shares of Class A Common Stock withheld on April 1 to cover tax obligations tied to vesting RSUs. This was a tax-withholding disposition, not an open-market sale. After this event, he directly holds 5,078,872 shares.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Coop Kevin

Role Chief Executive Officer

Type	Security	Shares	Price	Value
Tax Withholding	Class A Common Stock	37,593	$1.09	$41K

Holdings After Transaction: Class A Common Stock — 5,078,872 shares (Direct)

Footnotes (1)

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Key Figures

Shares withheld for taxes: 37,593 shares Reference price per share: $1.09 per share Shares held after transaction: 5,078,872 shares

3 metrics

Shares withheld for taxes 37,593 shares Tax-withholding disposition on April 1 for RSU vesting

Reference price per share $1.09 per share Value used for tax-withholding disposition of shares

Shares held after transaction 5,078,872 shares Direct holdings of CEO Kevin Coop following tax withholding

Key Terms

RSUs, tax withholding obligations, vesting and settlement, tax-withholding disposition

4 terms

RSUs financial

"in connection with the vesting and settlement of previously reported RSUs"

RSUs, or restricted stock units, are a form of company shares given to employees as part of their compensation. They are typically awarded with certain restrictions, such as a waiting period before they can be fully owned or sold, similar to earning a gift that becomes fully yours over time. For investors, RSUs can impact a company's stock offerings and reflect how much the company relies on stock-based incentives to attract and retain talent.

tax withholding obligations financial

"withholding of shares by the issuer to satisfy the reporting person's tax withholding obligations"

vesting and settlement financial

"in connection with the vesting and settlement of previously reported RSUs"

tax-withholding disposition financial

"transaction_action": "tax-withholding disposition""

A tax-withholding disposition is an event or transaction—such as selling or transferring securities, exercising options, or receiving compensation—that triggers a requirement to hold back part of the payment and remit it to tax authorities. It matters to investors because it reduces the cash they receive immediately and can change the timing and amount of taxable income, like a cashier taking a portion of your sale proceeds to pay taxes before you get the rest.

Form 4 Insider Transactions: What Each Field Means →

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Coop Kevin

(Last) (First) (Middle)

C/O DEFINITIVE HEALTHCARE CORP.

492 OLD CONNECTICUT PATH, SUITE 401

(Street)

FRAMINGHAM MASSACHUSETTS 01701

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Definitive Healthcare Corp. [ DH ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Executive Officer

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
04/01/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Class A Common Stock	04/01/2026		F		37,593(1)	D	$1.09	5,078,872	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. The transaction reported 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 RSUs.

	/s/ Jonathan Paris, Attorney-in-Fact	04/03/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

FAQ

What insider transaction did Definitive Healthcare (DH) report for Kevin Coop?

Definitive Healthcare reported a tax-withholding disposition by CEO Kevin Coop. The company withheld 37,593 Class A shares to satisfy his tax obligations arising from vesting RSUs, rather than executing an open-market sale, leaving his core share ownership largely unchanged.

How many Definitive Healthcare (DH) shares were withheld for taxes?

The company withheld 37,593 shares of Class A Common Stock at a reference price of $1.09 per share. This withholding satisfied CEO Kevin Coop’s tax obligations related to the vesting and settlement of previously reported restricted stock units, according to the disclosed Form 4 footnote.

Did the Definitive Healthcare (DH) CEO sell shares in the open market?

The filing shows no open-market sale by the CEO. Instead, 37,593 shares were withheld by the issuer to cover tax liabilities from vesting RSUs, a common non-market mechanism that reduces reported holdings without signaling an active trading decision by the insider.

How many Definitive Healthcare (DH) shares does Kevin Coop hold after the transaction?

After the tax-withholding disposition, Kevin Coop directly holds 5,078,872 shares of Class A Common Stock. This figure, reported in the Form 4, reflects his remaining ownership following the automatic share withholding to satisfy tax obligations on vested restricted stock units.

What does transaction code F mean in the Definitive Healthcare (DH) Form 4?

Transaction code F indicates a tax-related disposition where shares are delivered to the issuer to pay an exercise price or tax liability. In this case, it reflects shares withheld to cover CEO Kevin Coop’s tax obligations from the vesting of previously reported restricted stock units.