Latest Period
Q1 2026
Security Snapshot
Definitive Healthcare Corp. - Class A Common Stock, $0.001 par value (DH) Institutional Ownership
CUSIP: 24477E103
13F Institutional Holders and Ownership History from Q3 2021 to Q1 2026
Institutions Reporting
114
Shares (Excl. Options)
88,676,458
Price
$1.23
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- Security type / class
- Equity / Class A Common Stock, $0.001 par value
- Symbol
- DH on Nasdaq
- All holders as of 31 Mar 2026
- Q1 2026
- Total 13F shares
- 88,676,458
- Total 13F value
- $109,056,666
- Portfolio coverage rank
- 0%
- Share change
- -931,045
- Value change
- -$2,555,646
- Number of holders
- 114
- Shares outstanding
- 104,469,535
- SEC-reported price per share
- $0.89
- Insider filing price
- $0.89
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
3 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- DH - Definitive Healthcare Corp. - Class A Common Stock, $0.001 par value is tracked under CUSIP 24477E103.
- 114 institutions reported positions in Q1 2026.
- 4 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 121 to 114 between Q4 2025 and Q1 2026.
- SEC-reported value moved from $258,787,944 to $109,056,666.
Research use
- 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.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 114 institutions filings for Q1 2026.
Security key
24477E103
Latest holder period
Q1 2026
13F holders
114
13D/G owners
4
CIK / CUSIP context first
Open Q1 2026 holders
DH full holder history
Definitive Healthcare Corp. SEC filings
Definitive Healthcare Corp. company facts
Definitive Healthcare Corp. insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 24477E103:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
4
Security
DH
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| ADVENT INTERNATIONAL, L.P. | 60% | +9.1% | $61,868,739 | +$3,587,549 | 62,493,676 | +6.2% | Advent International, L.P. | 31 Mar 2026 |
| 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 Mar 2026, 114 institutional investors reported holding 88,676,458 shares of Definitive Healthcare Corp. - Class A Common Stock, $0.001 par value (DH). This represents 85% of the company’s total 104,469,535 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
82%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| Advent International, L.P. | 60% | 62,493,676 | 0% | 1.8% | $76,867,221 |
| GOLDMAN SACHS GROUP INC | 5.8% | 6,043,900 | +1.7% | 0% | $7,433,997 |
| BlackRock, Inc. | 2.9% | 2,985,567 | +2.8% | 0% | $3,672,248 |
| D. E. Shaw & Co., Inc. | 2% | 2,099,551 | +1.5% | 0% | $2,582,448 |
| VANGUARD CAPITAL MANAGEMENT LLC | 1.8% | 1,866,329 | 0% | 0% | $2,295,585 |
| DIMENSIONAL FUND ADVISORS LP | 1.6% | 1,666,369 | -13% | 0% | $2,049,061 |
| GEODE CAPITAL MANAGEMENT, LLC | 1.1% | 1,179,694 | +21% | 0% | $1,451,472 |
| STATE STREET CORP | 0.82% | 856,178 | -13% | 0% | $1,053,099 |
| AQR CAPITAL MANAGEMENT LLC | 0.67% | 702,023 | +25% | 0% | $863,489 |
| MILLENNIUM MANAGEMENT LLC | 0.57% | 590,382 | +78% | 0% | $726,170 |
| RENAISSANCE TECHNOLOGIES LLC | 0.49% | 511,140 | -3.1% | 0% | $628,702 |
| NORTHERN TRUST CORP | 0.42% | 435,884 | +0.14% | 0% | $536,137 |
| CITADEL ADVISORS LLC | 0.41% | 433,408 | +49% | 0% | $533,092 |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 0.41% | 428,942 | -39% | 0% | $527,599 |
| MORGAN STANLEY | 0.41% | 424,301 | -62% | 0% | $521,890 |
| GSA CAPITAL PARTNERS LLP | 0.32% | 335,697 | +41% | 0.03% | $413,000 |
| BARCLAYS PLC | 0.31% | 326,480 | +43% | 0% | $401,569 |
| JACOBS LEVY EQUITY MANAGEMENT, INC | 0.29% | 299,473 | +53% | 0% | $368,352 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 0.27% | 286,661 | 0% | 0% | $352,593 |
| VANGUARD FIDUCIARY TRUST CO | 0.25% | 260,606 | 0% | 0% | $320,545 |
| Pinnacle Wealth Management Advisory Group, LLC | 0.25% | 260,000 | -0% | 0.02% | $319,800 |
| PINNACLE ASSOCIATES LTD | 0.25% | 260,000 | -0% | 0% | $319,800 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 0.24% | 249,650 | -30% | 0% | $307,070 |
| Squarepoint Ops LLC | 0.23% | 239,941 | 0% | $295,127 | |
| CLARK ESTATES INC/NY | 0.23% | 239,630 | 0% | 0.07% | $294,745 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
19
Latest
Q1 2026
Rows shown
1-19 of 19
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q1 | 88,676,458 | $109,056,666 | -$2,555,646 | $1.23 | 114 |
| 2025 Q4 | 89,761,105 | $258,787,944 | -$20,096,988 | $2.87 | 121 |
| 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 |