Definitive Healthcare grants 631K RSUs to executive

Graboske Benjamin reported acquisition or exercise transactions in this Form 4 filing.

Rhea-AI Filing Summary

Graboske Benjamin reported acquisition or exercise transactions in this Form 4 filing.

Definitive Healthcare Corp. reported that EVP and Chief Data Officer Benjamin Graboske received a grant of 631,068 restricted stock units (RSUs) of Class A Common Stock. The award was recorded at a price of $0.00 per share, reflecting stock-based compensation rather than a cash purchase.

Each RSU represents a contingent right to receive one share of Class A Common Stock. According to the disclosure, 25% of these RSUs are scheduled to vest on March 1, 2027, with additional vesting at a rate of 6.25% thereafter. Following this grant, Graboske’s directly owned Class A Common Stock, including RSUs, totaled 1,312,026.654 shares.

Insider Trade Summary

Grant/Award: 631,068 shares

Grant/Award 1 txn

Insider Graboske Benjamin

Role EVP, Chief Data Officer

Type	Security	Shares	Price	Value
Grant/Award	Class A Common Stock	631,068	$0.00	$0.00

Holdings After Transaction: Class A Common Stock — 1,312,026.654 shares (Direct)

Footnotes (1)

1. F1. Represents restricted stock units ("RSUs"), each representing a contingent right to receive one share of the Issuer's Class A Common Stock, par value $0.001, with 25% of the RSUs vesting on March 1, 2027, followed by vesting of 6.25%

FAQ

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What insider transaction did Definitive Healthcare (DH) report for Benjamin Graboske?

Definitive Healthcare reported that EVP and Chief Data Officer Benjamin Graboske received a grant of 631,068 restricted stock units of Class A Common Stock. The award is stock-based compensation, not an open-market trade, and increases his directly owned and awarded share balance.

How many RSUs were granted to the Definitive Healthcare (DH) chief data officer?

Benjamin Graboske was granted 631,068 restricted stock units of Definitive Healthcare’s Class A Common Stock. Each RSU represents a contingent right to receive one share, significantly expanding his equity-based compensation position in the company as disclosed in the Form 4 filing.

What is the vesting schedule for the new RSUs at Definitive Healthcare (DH)?

The RSUs granted to Benjamin Graboske vest over time, with 25% scheduled to vest on March 1, 2027. The remaining portion vests at a rate of 6.25%, according to the disclosure’s footnote, tying long-term compensation to continued service and company performance.

Did Benjamin Graboske pay cash for the Definitive Healthcare (DH) RSU grant?

No, the RSU grant was recorded at a transaction price of $0.00 per share, indicating it was an equity award rather than a cash purchase. This treatment is typical for stock-based compensation granted to senior executives in public companies.

How many Definitive Healthcare (DH) shares does Benjamin Graboske hold after the RSU award?

After the RSU grant, Benjamin Graboske’s directly owned and awarded Class A Common Stock totaled 1,312,026.654 shares. This figure includes the newly granted restricted stock units and reflects his updated beneficial ownership position as reported in the Form 4.

What type of security was involved in the Definitive Healthcare (DH) Form 4 filing?

The filing involved Class A Common Stock in the form of restricted stock units. Each RSU represents a contingent right to receive one share of Class A Common Stock, par value $0.001, subject to the specified vesting schedule disclosed for Benjamin Graboske.

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Accepted by SEC EDGAR 02/26/2026 - 04:55 PM Learn about SEC filing dates

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^*

Graboske Benjamin

(Last) (First) (Middle)

C/O DEFINITIVE HEALTHCARE CORP.

492 OLD CONNECTICUT PATH, SUITE 401

(Street)

FRAMINGHAM MA 01701

(City) (State) (Zip)

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

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	EVP, Chief Data Officer

3. Date of Earliest Transaction (Month/Day/Year)
02/24/2026

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

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

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

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	02/24/2026		A		631,068(1)	A	$0	1,312,026.654	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. Represents restricted stock units ("RSUs"), each representing a contingent right to receive one share of the Issuer's Class A Common Stock, par value $0.001, with 25% of the RSUs vesting on March 1, 2027, followed by vesting of 6.25%

	/s/ Jonathan Paris, Attorney-in-Fact	02/26/2026
	** 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.
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