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.

Q3 2025 vs. Q2 2025

How the institutions holding Definitive Healthcare Corp. changed between Q2 2025 and Q3 2025.

All holders in Q3 2025 All holders in Q2 2025

13F holders of DH: Q2 2025 compared with Q3 2025
Measure	Q2 2025	Q3 2025	Change
Holders	122	129	+7
Shares	98.0M	95.5M	−2.47M (−2.5%)
Value	$382.2M	$387.8M	+$5.61M (+1.5%)

New holders (25)

Institutions that held Definitive Healthcare Corp. at the end of Q3 2025 but not at the end of Q2 2025.

Institutions new to DH in Q3 2025
Institution	Shares	Value	% of portfolio
CI Private Wealth, LLC	450,017	$1.83M	0.00%
CWM Advisors, LLC	115,405	$468.5K	0.05%
Hillsdale Investment Management Inc.	75,300	$305.7K	0.01%
Russell Investments Group, Ltd.	38,199	$155.1K	0.00%
Round Rock Advisors, LLC	36,200	$147.0K	0.02%
Cambria Investment Management, L.P.	35,821	$145.4K	0.01%
AXA Investment Managers S.A.	34,934	$141.8K	0.00%
PharVision Advisers, LLC	29,554	$120.0K	0.07%
American Century Companies Inc	27,873	$113.2K	0.00%
Martingale Asset Management L P	27,126	$110.1K	0.00%
SRS Capital Advisors, Inc.	22,088	$89.7K	0.00%
Graham Capital Management, L.P.	21,809	$88.5K	0.00%
Strengthening Families & Communities, LLC	20,519	$83.3K	0.02%
Prelude Capital Management, LLC	15,700	$63.7K	0.00%
Balyasny Asset Management LLC	12,579	$51.1K	0.00%
Ariadne Wealth Management, LP	13,351	$36.3K	0.02%
Quarry LP	5,585	$22.7K	0.01%
State of Alaska, Department of Revenue	5,463	$22.0K	0.00%
Quadrant Capital Group LLC	2,655	$10.8K	0.00%
Group One Trading, L.P.	1,387	$5.63K	0.00%
Optiver Holding B.V.	612	$2.48K	0.00%
Sunbelt Securities, Inc.	111	$451	0.00%
Rockefeller Capital Management L.P.	92	$374	0.00%
Quent Capital, LLC	41	$166	0.00%
GAMMA Investing LLC	8	$32	0.00%

Sold out (18)

Institutions that held Definitive Healthcare Corp. at the end of Q2 2025 and filed for Q3 2025 without it.

Institutions that sold out of DH in Q3 2025
Institution	Shares, Q2 2025	Value, Q2 2025
Citadel Advisors LLC	333,091	$1.30M
Walleye Capital LLC	147,960	$577.0K
AXA S.A.	73,923	$288.3K
ExodusPoint Capital Management, LP	72,241	$282.0K
Jain Global LLC	41,196	$160.7K
Dark Forest Capital Management LP	36,224	$141.3K
Petrus Trust Company, LTA	24,763	$96.6K
Quadrature Capital Ltd	22,187	$86.6K
Squarepoint Ops LLC	21,673	$84.5K
Bayesian Capital Management, LP	14,100	$55.0K
Voya Investment Management LLC	13,542	$52.8K
Los Angeles Capital Management LLC	13,110	$51.1K
State Board of Administration of Florida Retirement System	12,910	$50.3K
Raymond James Financial Inc	8,294	$32.3K
Clear Street Markets LLC	7,844	$30.6K
Point72 (DIFC) Ltd	2,463	$9.61K
C M Bidwell & Associates Ltd	1,341	$5.23K
Larson Financial Group LLC	300	$1.17K