Definitive Healthcare Corp.
Definitive Healthcare Corp. (DH) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · DH · as of Sep 30, 2025
Ownership Breakdown
131
Institutional Holders
▲ 9 vs Q2
$388.00M
Total Inst. Value
▲ $5.90M vs Q2
105.52M
Shares Outstanding
freeFloat 27.53%
95.57M
13F Shares Held
▼ 2.40M vs Q2
Institutional ownership = 13F shares ÷ total outstanding. Insider % = 100 − free float. Public % = free float − institution %. Data: FMP /symbol-positions-summary + /shares-float + SEC EDGAR.
Top Institutional Holders
DH largest shareholders · institutional ownership
Q3 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
ADVENT INTERNATIONAL CORP/MA services-prepackaged software | 62.49M | 58.51% | 58.51% | $253.72B | Nov 14, 2025 | — held |
GOLDMAN SACHS GROUP INC services-prepackaged software | 7.31M | 6.84% | 6.84% | $29.68B | Nov 14, 2025 | ▼ 1.43M |
BLACKROCK, INC. services-prepackaged software | 3.12M | 2.92% | 2.92% | $12.68B | Nov 12, 2025 | ▲ 7.8K |
VANGUARD GROUP INC services-prepackaged software | 2.77M | 2.59% | 2.59% | $11.25B | Nov 7, 2025 | ▼ 153.8K |
PALISADE CAPITAL MANAGEMENT, LP services-prepackaged software | 2.14M | 2.01% | 2.01% | $8.70B | Nov 14, 2025 | ▼ 40.4K |
DIMENSIONAL FUND ADVISORS LP services-prepackaged software | 2.07M | 1.94% | 1.94% | $8.42B | Nov 12, 2025 | ▲ 33.6K |
D. E. SHAW & CO., INC. services-prepackaged software | 1.80M | 1.69% | 1.69% | $7.32B | Nov 14, 2025 | ▲ 394.9K |
MORGAN STANLEY services-prepackaged software | 1.40M | 1.31% | 1.31% | $5.68B | May 27, 2026 | ▼ 152.4K |
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP services-prepackaged software | 1.22M | 1.14% | 1.14% | $4.94B | Nov 13, 2025 | ▲ 127.1K |
STATE STREET CORP services-prepackaged software | 1.17M | 1.10% | 1.10% | $4.76B | Nov 14, 2025 | ▼ 15.9K |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q3 2025 vs prior quarter
Q3 2025
10
Increased
+933.4K shares3
New Positions
first time holders28
Decreased
−3.09M shares0
Sold Out
fully exitedNet shares change (top 50)
2.15M
+933.4K / −3.09M
Net new holders
-15
3 new / 0 exited
Based on top 50 institutional holders by position size. Fields: isNew, isSoldOut, changeInSharesNumber (FMP extract-analytics/holder, limit=50).
Insider Buying vs Selling
DH insider trading · insider activity
Source: SEC Form 4
0
Buy transactions
2
Sell transactions
0.00
Buy/Sell ratio
$0M
Total disposed
Recent Insider Transactions
Showing 10 most recent · Common Stock only
| Name · Role | Date | Type | Shares | Price | Value | After Trans. | Filing |
|---|---|---|---|---|---|---|---|
Krantz Jason Ronald EXECUTIVE CHAIRMAN | May 1, 2026 | Tax Withhold | 12,166 | $0.99 | $12.0K | 1.20M | Form 4 ↗ |
Heller Casey Chief Financial Officer | May 1, 2026 | Tax Withhold | 1,469 | $0.99 | $1.5K | 2.01M | Form 4 ↗ |
Coop Kevin Chief Executive Officer | Apr 1, 2026 | Tax Withhold | 37,593 | $1.09 | $41.0K | 5.08M | Form 4 ↗ |
Krantz Jason Ronald EXECUTIVE CHAIRMAN | Apr 1, 2026 | Tax Withhold | 45,154 | $1.09 | $49.2K | 1.21M | Form 4 ↗ |
Coop Kevin Chief Executive Officer | Mar 1, 2026 | Tax Withhold | 175,524 | $1.28 | $224.7K | 5.12M | Form 4 ↗ |
Graboske Benjamin EVP, Chief Data Officer | Feb 24, 2026 | Award | 631,068 | — | — | 1.31M | Form 4 ↗ |
Paris Jonathan Chief Legal Officer | Feb 24, 2026 | Award | 481,505 | — | — | 902.9K | Form 4 ↗ |
Heller Casey Chief Financial Officer | Feb 24, 2026 | Award | 733,301 | — | — | 2.01M | Form 4 ↗ |
Coop Kevin Chief Executive Officer | Feb 24, 2026 | Award | 1,735,437 | — | — | 5.29M | Form 4 ↗ |
Krantz Jason Ronald EXECUTIVE CHAIRMAN | Feb 24, 2026 | Award | 242,719 | — | — | 1.26M | Form 4 ↗ |
Source: /insider-trading/search (FMP stable). Buy/Sell direction: acquisitionOrDisposition A=Buy, D=Sell. RSU vesting (M-Exempt) excluded from sentiment bar. All data from SEC EDGAR public filings.
About institutional & insider ownership
Definitive Healthcare Corp. (DH) is primarily owned by institutional investors, who hold approximately 90.6% of total shares outstanding. Company insiders own approximately 72.47%, while retail and public investors account for the remaining 0.00%.
The largest institutional shareholder of Definitive Healthcare Corp. is ADVENT INTERNATIONAL CORP/MA, holding approximately 62.49 million shares — equal to 58.51% of outstanding shares — as of September 30, 2025.
A total of 131 institutional investors currently hold DH stock, with a combined institutional value of approximately $387,998,159 as of the most recent 13F filing period.
Frequently asked questions
DH ownershipDefinitive Healthcare Corp. (DH) is primarily owned by institutional investors, who hold approximately 90.6% of shares. The largest shareholder is ADVENT INTERNATIONAL CORP/MA with a 58.51% stake. Company insiders hold 72.47%. Data sourced from SEC Form 13F as of September 30, 2025.