Latest Period
Q4 2025
Security Snapshot
Definitive Healthcare Corp. - Class A Common Stock, par value $0.001 per share (DH) Institutional Ownership
CUSIP: 24477E103
13F Institutional Holders and Ownership History from Q3 2021 to Q1 2026
Institutions Reporting
120
Shares (Excl. Options)
89,760,029
Price
$2.87
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- Type / Class
- Equity / Class A Common Stock, par value $0.001 per share
- Symbol
- DH on Nasdaq
- Shares outstanding
- 104,139,175
- Price per share
- $0.99
- All holders as of 31 Dec 2025
- Q4 2025
- Total 13F shares
- 89,760,029
- Total reported value
- $258,784,856
- % of total 13F portfolios
- 0%
- Share change
- -5,687,110
- Value change
- -$20,095,042
- Number of holders
- 120
- Price from insider filings
- $0.99
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors
Quick Takeaways
- DH - Definitive Healthcare Corp. - Class A Common Stock, par value $0.001 per share is tracked under CUSIP 24477E103.
- 120 institutions reported positions in Q4 2025.
- 4 significant owners is listed from Schedule 13D/13G reporting.
What Changed
- Holder count moved from 120 to 24 between Q4 2025 and Q1 2026.
- Reported value moved from $258,784,856 to $1,405,352.
Why This Matters
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Source Evidence
Source: SEC Form 13F
Open SEC Evidence
Latest holder context comes from 120 institutions filings for Q4 2025.
Investment Quick Answers
What is CUSIP 24477E103?
CUSIP 24477E103 identifies DH - Definitive Healthcare Corp. - Class A Common Stock, par value $0.001 per share in SEC 13F datasets.
Where can I see the latest institutional holders?
Review the Q4 2025 holders report and the ownership history table below.
Next ownership checks
Use the next link that matches the question you still need to answer about this security.
- Latest 13F filings when you want to inspect fresh institutional portfolio moves.
- Latest Schedule 13D/13G reports when you need large-owner changes outside the 13F cycle.
- All institutional ownership pages to compare this security with other holder-history pages.
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 24477E103:
Significant Owners of Definitive Healthcare Corp. - Class A Common Stock, par value $0.001 per share (DH) based on Schedule 13D/G filings
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| ADVENT INTERNATIONAL, L.P. | 55% | $163,069,593 | 58,869,889 | ADVENT INTERNATIONAL, L.P. | 31 Mar 2025 | |||
| Krantz Jason Ronald | 17% | $61,381,713 | 22,159,463 | Jason Ronald Krantz | 31 Mar 2025 | |||
| GOLDMAN SACHS GROUP INC | 5.7% | -25% | $17,036,128 | -$7,967,014 | 5,935,933 | -32% | THE GOLDMAN SACHS GROUP, INC. | 31 Dec 2025 |
| MASSACHUSETTS FINANCIAL SERVICES CO /MA/ | 4.3% | $13,746,815 | 4,962,749 | Massachusetts Financial Services Company | 31 Dec 2024 |
As of 31 Dec 2025, 120 institutional investors reported holding 89,760,029 shares of Definitive Healthcare Corp. - Class A Common Stock, par value $0.001 per share (DH). This represents 86% of the company’s total 104,139,175 outstanding shares.
Top 25 Institutional Shareholders
The largest institutional shareholders of Definitive Healthcare Corp. - Class A Common Stock, par value $0.001 per share (DH) together control 83% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| Advent International, L.P. | 60% | 62,493,676 | 0% | 3.7% | $180,534,248 |
| GOLDMAN SACHS GROUP INC | 5.7% | 5,941,951 | -19% | 0% | $17,053,399 |
| BlackRock, Inc. | 2.8% | 2,904,688 | -7% | 0% | $8,336,455 |
| VANGUARD GROUP INC | 2.4% | 2,526,079 | -8.8% | 0% | $7,249,846 |
| D. E. Shaw & Co., Inc. | 2% | 2,067,688 | +15% | 0% | $5,934,264 |
| DIMENSIONAL FUND ADVISORS LP | 1.8% | 1,917,803 | -7.5% | 0% | $5,503,439 |
| MORGAN STANLEY | 1.1% | 1,123,646 | -20% | 0% | $3,224,864 |
| STATE STREET CORP | 0.94% | 978,683 | -17% | 0% | $2,808,820 |
| GEODE CAPITAL MANAGEMENT, LLC | 0.93% | 973,004 | -8% | 0% | $2,793,518 |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 0.67% | 701,637 | -42% | 0% | $2,013,698 |
| AQR CAPITAL MANAGEMENT LLC | 0.54% | 563,687 | -5% | 0% | $1,617,781 |
| RENAISSANCE TECHNOLOGIES LLC | 0.51% | 527,640 | -21% | 0% | $1,514,327 |
| NORTHERN TRUST CORP | 0.42% | 435,272 | -11% | 0% | $1,249,231 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 0.34% | 358,923 | -4.2% | 0% | $1,030,109 |
| MILLENNIUM MANAGEMENT LLC | 0.32% | 332,087 | +231% | 0% | $953,090 |
| UBS Group AG | 0.31% | 326,930 | -13% | 0% | $938,289 |
| CITADEL ADVISORS LLC | 0.28% | 290,300 | 0% | $833,161 | |
| Pinnacle Wealth Management Advisory Group, LLC | 0.25% | 260,012 | +100% | 0.05% | $746,234 |
| PINNACLE ASSOCIATES LTD | 0.25% | 260,012 | +100% | 0.01% | $746,234 |
| JANE STREET GROUP, LLC | 0.25% | 259,033 | -20% | 0% | $743,425 |
| CLARK ESTATES INC/NY | 0.23% | 239,630 | 0% | 0.17% | $687,738 |
| GSA CAPITAL PARTNERS LLP | 0.23% | 238,775 | 0.06% | $685,000 | |
| BARCLAYS PLC | 0.22% | 228,349 | +353% | 0% | $655,362 |
| Connor, Clark & Lunn Investment Management Ltd. | 0.21% | 220,985 | -13% | 0% | $634,227 |
| Bank of New York Mellon Corp | 0.21% | 216,214 | +7.8% | 0% | $620,534 |
Institutional Holders of Definitive Healthcare Corp. - Class A Common Stock, par value $0.001 per share (DH) across Reporting Periods
| Period | Reported Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q1 | 1,148,676 | $1,405,352 | -$362,694 | $1.23 | 24 |
| 2025 Q4 | 89,760,029 | $258,784,856 | -$20,095,042 | $2.87 | 120 |
| 2025 Q3 | 95,523,041 | $387,775,693 | -$9,933,364 | $4.06 | 126 |
| 2025 Q2 | 97,972,684 | $382,095,091 | -$10,879,378 | $3.90 | 120 |
| 2025 Q1 | 102,223,415 | $295,430,701 | -$19,223,412 | $2.89 | 135 |
| 2024 Q4 | 105,002,680 | $431,561,963 | -$4,204,709 | $4.11 | 127 |
| 2024 Q3 | 105,482,311 | $471,507,498 | -$38,682,283 | $4.47 | 123 |
| 2024 Q2 | 112,234,896 | $612,700,742 | -$45,797,075 | $5.46 | 141 |
| 2024 Q1 | 114,517,287 | $924,031,994 | -$3,597,464 | $8.07 | 140 |
| 2023 Q4 | 114,820,420 | $1,141,311,429 | -$35,980,176 | $9.94 | 136 |
| 2023 Q3 | 118,669,856 | $948,162,108 | +$8,152,353 | $7.99 | 129 |
| 2023 Q2 | 117,350,923 | $1,290,775,978 | +$47,553,075 | $11.00 | 134 |
| 2023 Q1 | 113,324,502 | $1,170,641,715 | +$50,921,386 | $10.33 | 139 |
| 2022 Q4 | 108,510,002 | $1,192,966,935 | +$5,165,920 | $10.99 | 131 |
| 2022 Q3 | 108,840,769 | $1,691,286,496 | +$41,279,273 | $15.54 | 117 |
| 2022 Q2 | 104,223,018 | $2,390,143,225 | +$129,457,966 | $22.93 | 112 |
| 2022 Q1 | 98,638,271 | $2,431,387,918 | +$31,628,129 | $24.65 | 89 |
| 2021 Q4 | 96,994,684 | $2,650,863,189 | +$260,081,912 | $27.33 | 89 |
| 2021 Q3 | 83,307,058 | $3,568,038,000 | +$3,568,037,991 | $42.83 | 76 |