Definitive Healthcare
122 hedge funds and large institutions have $259M invested in Definitive Healthcare in 2025 Q4 according to their latest regulatory filings, with 24 funds opening new positions, 28 increasing their positions, 53 reducing their positions, and 27 closing their positions.
0% more funds holding in top 10
Funds holding in top 10: 1 → 1 (0)
4.88% less ownership
Funds ownership: 91.78% → 86.89% (-4.9%)
5% less funds holding
Funds holding: 129 → 122 (-7)
11% less first-time investments, than exits
New positions opened: 24 | Existing positions closed: 27
33% less capital invested
Capital invested by funds: $388M → $259M (-$129M)
47% less repeat investments, than reductions
Existing positions increased: 28 | Existing positions reduced: 53
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Citadel Advisors
Miami,
Florida
|
+$805K |
| 2 |
D.E. Shaw & Co
New York
|
+$731K |
| 3 |
GCP
GSA Capital Partners
London,
United Kingdom
|
+$662K |
| 4 |
Millennium Management
New York
|
+$643K |
| 5 |
Jacobs Levy Equity Management
Florham Park,
New Jersey
|
+$541K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
PCM
Palisade Capital Management
Fort Lee,
New Jersey
|
-$8.7M |
| 2 |
Goldman Sachs
New York
|
-$3.79M |
| 3 |
New York State Common Retirement Fund
Albany,
New York
|
-$2.08M |
| 4 |
Corient Private Wealth
Miami,
Florida
|
-$1.83M |
| 5 |
Arrowstreet Capital
Boston,
Massachusetts
|
-$1.43M |
DH Hedge Fund Activity: Q4 2025 in Review
122 of the 8,267 institutional investors tracked by Wall St. Rank reported a position in Definitive Healthcare (DH) for Q4 2025, worth a combined $259M — down 33% from $388M a quarter earlier.
Sellers outnumbered buyers: 27 funds closed out of DH and 24 opened new positions — a net loss of 3 holders — while 53 trimmed existing stakes and 28 added.
The largest buyer was Citadel Advisors, opening a new position worth an estimated $805K. The largest seller was Palisade Capital Management, exiting entirely with an estimated $8.7M sold.
- 122 institutional investors held Definitive Healthcare (DH) as of Q4 2025, down from 129 in Q3 2025.
- Funds reported $259M of Definitive Healthcare stock for Q4 2025, down 33% quarter-over-quarter.
- 24 funds opened new Definitive Healthcare positions in Q4 2025 and 27 closed out, a net change of -3 holders.
- The largest Definitive Healthcare buyer in Q4 2025 was Citadel Advisors, an estimated $805K added.
- The largest Definitive Healthcare seller in Q4 2025 was Palisade Capital Management, an estimated $8.7M sold.
Based on aggregated 13F filings for Q4 2025.