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Definitive Healthcare
119 hedge funds and large institutions have $109M invested in Definitive Healthcare in 2026 Q1 according to their latest regulatory filings, with 25 funds opening new positions, 40 increasing their positions, 34 reducing their positions, and 26 closing their positions.
New
Increased
Maintained
Reduced
Closed
18% more repeat investments, than reductions
Existing positions increased: 40 | Existing positions reduced: 34
0% more funds holding in top 10
Funds holding in top 10: 1 → 1 (0)
4% less first-time investments, than exits
New positions opened: 25 | Existing positions closed: 26
1.89% less ownership
Funds ownership: 86.89% → 85% (-1.9%)
2% less funds holding
Funds holding: 122 → 119 (-3)
58% less capital invested
Capital invested by funds: $259M → $109M (-$149M)
Holders
119
Holders Change
-3
Holders Change %
-2.46%
% of All Funds
1.47%
Holding in Top 10
1
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.01%
New
25
Increased
40
Reduced
34
Closed
26
Calls
$3K
Puts
–
Net Calls
+$3K
Net Calls Change
-$37K
Top Buyers
| 1 |
Millennium Management
New York
|
+$449K |
| 2 |
Squarepoint
New York
|
+$417K |
| 3 |
Geode Capital Management
Boston,
Massachusetts
|
+$359K |
| 4 |
Acadian Asset Management
Boston,
Massachusetts
|
+$335K |
| 5 |
Citadel Advisors
Miami,
Florida
|
+$249K |
Top Sellers
| 1 |
Morgan Stanley
New York
|
-$1.22M |
| 2 |
Arrowstreet Capital
Boston,
Massachusetts
|
-$474K |
| 3 |
Dimensional Fund Advisors
Austin,
Texas
|
-$437K |
| 4 |
UBS Group
Zurich,
Switzerland
|
-$433K |
| 5 |
Verition Fund Management
Greenwich,
Connecticut
|
-$424K |
