Definitive Healthcare (NASDAQ: DH) chair awarded 242,719 RSUs vesting 2027

Rhea-AI Filing Summary

Definitive Healthcare Corp. executive chairman and 10% owner Jason Ronald Krantz reported an equity award. On February 24, 2026, he acquired 242,719 restricted stock units, each representing one share of Class A common stock, at no cost. These RSUs vest 100% on March 1, 2027, subject to his continued service. After this grant, he directly holds 1,258,758 shares. He also has indirect beneficial ownership of 450,000 shares through DH Holdings, formerly the Jason R. Krantz 2009 Trust, where he is the beneficiary.

Insider Trade Summary

2 transactions reported

Mixed 2 txns

Insider Krantz Jason Ronald

Role Director, 10% Owner

Type	Security	Shares	Price	Value
Grant/Award	Class A Common Stock	242,719	$0.00	--
holding	DH Holdings (f/k/a Jason R. Krantz 2009 Trust)	--	--	--

Holdings After Transaction: Class A Common Stock — 1,258,758 shares (Direct); DH Holdings (f/k/a Jason R. Krantz 2009 Trust) — 450,000 shares (Indirect, See Footnote.)

Footnotes (1)

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 100% of the RSUs vesting on March 1, 2027, subject to the Reporting Person's continued service with the Issuer through each such vesting date. Amount beneficially owned in trust by DH Holdings (fka Jason R. Krantz 2009 Trust), of which the Reporting Person is the beneficiary.

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^*

Krantz Jason Ronald

(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)

X	Director	X	10% Owner
	Officer (give title below)	X	Other (specify below)
			EXECUTIVE CHAIRMAN

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		242,719(1)	A	$0	1,258,758	D
DH Holdings (f/k/a Jason R. Krantz 2009 Trust)								450,000	I	See Footnote.(2)

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 100% of the RSUs vesting on March 1, 2027, subject to the Reporting Person's continued service with the Issuer through each such vesting date.

2. Amount beneficially owned in trust by DH Holdings (fka Jason R. Krantz 2009 Trust), of which the Reporting Person is the beneficiary.

	/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.
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.

FAQ

What did Definitive Healthcare (DH) report in Jason Krantz’s latest Form 4?

The filing shows Jason Ronald Krantz received 242,719 restricted stock units tied to Class A common stock. The grant was reported at a price of $0.00 per share and reflects equity compensation rather than an open-market stock purchase or sale.

When do Jason Krantz’s 242,719 RSUs from Definitive Healthcare vest?

All 242,719 restricted stock units vest on March 1, 2027, if Jason Krantz continues his service with Definitive Healthcare through that date. Vesting means each unit converts into one share of Class A common stock, increasing his directly held share count at that time.

How many Definitive Healthcare shares does Jason Krantz own after this Form 4?

Following the reported RSU grant, Jason Krantz directly holds 1,258,758 shares of Definitive Healthcare Class A common stock. In addition, 450,000 shares are beneficially owned indirectly through DH Holdings, formerly the Jason R. Krantz 2009 Trust, where he is the beneficiary.

Is Jason Krantz’s 242,719-share award in Definitive Healthcare a market purchase?

No, the 242,719 shares relate to restricted stock units granted at a stated price of $0.00 per share. This reflects an equity compensation award rather than an open-market buy or sell transaction, and vesting is contingent on his continued service through March 1, 2027.

How is DH Holdings related to Jason Krantz’s Definitive Healthcare ownership?

DH Holdings, formerly the Jason R. Krantz 2009 Trust, beneficially owns 450,000 Definitive Healthcare shares. Jason Krantz is the beneficiary of this trust, so these shares are reported as indirect ownership in addition to his directly held Class A common stock.

What role does Jason Krantz hold at Definitive Healthcare alongside this equity grant?

Jason Ronald Krantz is identified as a director, a ten percent owner, and serves as executive chairman of Definitive Healthcare. The reported grant of 242,719 restricted stock units represents part of his equity-based compensation in connection with that leadership role.