Definitive Healthcare Corp. - Class A Common Stock, $0.001 par value (DH)

Q: What does CUSIP 24477E103 represent in this 13F holders report?

CUSIP 24477E103 is the security identifier for DH - Definitive Healthcare Corp. - Class A Common Stock, $0.001 par value used to aggregate holder disclosures.

Q: How many institutions held DH - Definitive Healthcare Corp. - Class A Common Stock, $0.001 par value in Q1 2026?

115 institutional investors reported DH - Definitive Healthcare Corp. - Class A Common Stock, $0.001 par value for Q1 2026. Use the holders table for investor-level position and value details.

CUSIP: 24477E103

Q1 2026 13F Holders as of 31 Mar 2026

Security type / class: Equity / Class A Common Stock, $0.001 par value
Total 13F shares: 88,676,460
Total 13F value: $109,056,668
Share change: -931,043
SEC-reported price per share: $1.23
Number of holders: 115
Value change: -$2,555,644
Number of buys: 60
Number of sells: 59
Shares outstanding: 104,469,535

Security key

24477E103

Report period

Q1 2026

Institutions

115

Top holders

DH full security history Ownership snapshot Full 13F holder table Newer quarter: Q2 2026 Definitive Healthcare Corp. SEC filings Definitive Healthcare Corp. company facts

Broader feeds

Latest 13F filings Latest 13D/G filings Investors directory

Reporting periods

Holder history for CUSIP 24477E103

Newer quarter: Q2 2026

Recent filing periods:

Q2 2026

Ownership snapshot

Top reported holders of DH - Definitive Healthcare Corp. - Class A Common Stock, $0.001 par value (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Comparable stake leader

ADVENT INTERNATIONAL, L.P.

Disclosed value leader

ADVENT INTERNATIONAL, L.P.

Comparable rows

15/15

Latest evidence

24 Feb 2026

3/4/5 13D/G 13F Lead comparable stake: 60% 13D/G row: ADVENT INTERNATIONAL, L.P. Showing 1-6 of 15 holder rows.

Quick read

ADVENT INTERNATIONAL, L.P. leads the comparable SEC ownership view at 60%.

15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.

Open SEC evidence Opens ADVENT INTERNATIONAL, L.P.'s linked filing trail.

Comparable ownership Top 5

ADVENT INTERNATIONAL, L.P. 60%

Jason Ronald Krantz 17%

GOLDMAN SACHS GROUP INC 5.7%

MASSACHUSETTS FINANCIAL SERVICES ... 4.3%

Benjamin Graboske 1.3%

Ownership % is shown only when SEC disclosures are safely comparable across share classes.

Detailed SEC evidence table Showing 1-6 of 15 holder rows

Holder	Evidence	Ownership %	Position	12M Net Δ	As of
ADVENT INTERNATIONAL, L.P.	3/4/5 13D/G 13F Director, 10%+ Owner · Individual 3/4/5 13D/G 13F	60% from 13D/G	$562,443,084 62,493,676 shares	—	22 Nov 2021
Jason Ronald Krantz	13D/G 13D/G	17%	$61,381,713 22,159,463 shares	$0	31 Mar 2025
GOLDMAN SACHS GROUP INC	13F 13D/G Company · THE GOLDMAN SACHS GROUP, INC. 13F 13D/G	5.7% from 13D/G	$17,053,399 5,941,951 shares	—	31 Dec 2025
MASSACHUSETTS FINANCIAL SERVICES CO /MA/	13D/G Massachusetts Financial Services Company 13D/G	4.3%	$13,746,815 4,962,749 shares	$0	31 Dec 2024
Benjamin Graboske	3/4/5 EVP, Chief Data Officer 3/4/5	1.3%	$3,122,623 1,312,027 shares	—	24 Feb 2026
Kate Marie Shamsuddin	3/4/5 CHIEF OPERATING OFFICER 3/4/5	0.66%	$2,596,117 694,149 shares	—	01 Aug 2025

How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

13F holder rows

Institutional holders as of Q1 2026

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions

115

88,676,460

Rows available

115

Investor	Option	Weight %	Change %	SEC-reported value	* Price	Shares	Share Change	Activity	Report Period

^* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.

Compare Q1 2026 vs Q1 2026 Across Filers

Q1 2026 holders

115

Q1 2026 holders

115

Holder diff

Investor	Q1 2026 Shares	Q1 2026 Shares	Share Diff	Share Chg %	Q1 2026 value	Q1 2026 value	Value change	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend