Definitive Healthcare Corp.

Exchange: Nasdaq
Industry: Services-Prepackaged Software
SEC CIK: 0001861795

SEC filings (opens in a new tab)

No open-market purchases or sales by Definitive Healthcare Corp. insiders were filed in the last 90 days; 101 institutions reported holding it in 13F filings for Q2 2026, worth $72.8M in total; no superinvestor holds it.

Q1 2025 vs. Q4 2024

How the institutions holding Definitive Healthcare Corp. changed between Q4 2024 and Q1 2025.

All holders in Q1 2025 All holders in Q4 2024

13F holders of DH: Q4 2024 compared with Q1 2025
Measure	Q4 2024	Of which not filed for Q1 2025	Q1 2025	Change
Holders	128	1	136	+9
Shares	105.0M	103.7K	102.2M	−2.68M (−2.6%)
Value	$431.6M	$426.1K	$295.4M	−$135.7M (−31.5%)

1 institution that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so the changes leave them out.

New holders (30)

Institutions that held Definitive Healthcare Corp. at the end of Q1 2025 but not at the end of Q4 2024.

Institutions new to DH in Q1 2025
Institution	Shares	Value	% of portfolio
Whetstone Capital Advisors, LLC	869,275	$2.51M	1.11%
Pinnacle Associates Ltd	260,000	$751.4K	0.01%
Pinnacle Wealth Management Advisory Group, LLC	260,000	$751.4K	0.07%
Teacher Retirement System of Texas	130,266	$376.5K	0.00%
Nuveen, LLC	103,678	$299.6K	0.00%
Quadrature Capital Ltd	74,979	$217.4K	0.00%
PDT Partners, LLC	52,450	$151.6K	0.01%
Centiva Capital, LP	40,977	$118.4K	0.01%
Jain Global LLC	38,640	$111.7K	0.00%
Massar Capital Management, LP	35,000	$101.2K	0.12%
Martingale Asset Management L P	30,113	$87.0K	0.00%
Meeder Asset Management Inc	26,456	$76.5K	0.01%
Petrus Trust Company, LTA	24,763	$71.6K	0.01%
Cerity Partners LLC	19,450	$56.2K	0.00%
HSBC Holdings PLC	17,997	$52.3K	0.00%
Dark Forest Capital Management LP	16,287	$47.1K	0.00%
Brevan Howard Capital Management LP	15,255	$44.1K	0.00%
CIBC World Markets Corp	11,604	$33.5K	0.00%
Axq Capital, LP	11,348	$32.8K	0.01%
Federated Hermes, Inc.	7,590	$21.9K	0.00%
Aster Capital Management (DIFC) Ltd	4,979	$16.1K	0.00%
Royal Bank of Canada	3,357	$10.0K	0.00%
Quadrant Capital Group LLC	2,790	$8.06K	0.00%
C M Bidwell & Associates Ltd	1,341	$3.88K	0.00%
Advisors Asset Management, Inc.	337	$974	0.00%
Clear Street Markets LLC	310	$896	0.00%
Skopos Labs, Inc.	212	$613	0.00%
Rise Advisors, LLC	199	$575	0.00%
Russell Investments Group, Ltd.	106	$306	0.00%
Rothschild Investment LLC	45	$130	0.00%

Sold out (21)

Institutions that held Definitive Healthcare Corp. at the end of Q4 2024 and filed for Q1 2025 without it.

Institutions that sold out of DH in Q1 2025
Institution	Shares, Q4 2024	Value, Q4 2024
Irenic Capital Management LP	7,003,194	$28.8M
ArrowMark Colorado Holdings LLC	998,135	$4.10M
Boothbay Fund Management, LLC	382,525	$1.57M
Sone Capital Management, LLC	231,760	$952.5K
M&T Bank Corp	97,877	$402.1K
ExodusPoint Capital Management, LP	92,076	$378.0K
Owls Nest Partners IA, LLC	54,029	$222.1K
Marshall Wace, LLP	32,282	$132.7K
Canada Pension Plan Investment Board	29,300	$120.4K
Sherbrooke Park Advisers LLC	28,352	$116.5K
Jump Financial, LLC	26,817	$110.2K
DC Investments Management, LLC	23,392	$96.1K
Western Wealth Management, LLC	22,000	$90.4K
Landscape Capital Management, L.L.C.	18,546	$76.2K
Dynamic Technology Lab Private Ltd	13,326	$55.0K
Bleakley Financial Group, LLC	12,233	$50.3K
Aigen Investment Management, LP	11,731	$48.2K
Bayesian Capital Management, LP	10,046	$41.3K
Umb Bank N A	1,760	$7.23K
Signaturefd, LLC	569	$2.34K
US Bancorp	455	$1.87K

Not filed for Q1 2025 yet (1)

Institutions that held Definitive Healthcare Corp. at the end of Q4 2024 and haven't filed a 13F for Q1 2025. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding DH in Q4 2024 that haven't filed for Q1 2025
Institution	Shares, Q4 2024	Value, Q4 2024
Nuveen Asset Management, LLC	103,678	$426.1K