Jazz Pharmaceuticals
JAZZ
579 hedge funds and large institutions have $10.5B invested in Jazz Pharmaceuticals in 2025 Q4 according to their latest regulatory filings, with 132 funds opening new positions, 181 increasing their positions, 195 reducing their positions, and 51 closing their positions.
244% more call options, than puts
Call options by funds: $172M | Put options by funds: $50.2M
159% more first-time investments, than exits
New positions opened: 132 | Existing positions closed: 51
25% more funds holding in top 10
Funds holding in top 10: 12 → 15 (+3)
14% more funds holding
Funds holding: 506 → 579 (+73)
14% more capital inflows, than outflows
Capital inflows: $1.35B | Capital outflows: $1.18B
1.39% more ownership
Funds ownership: 100.16% → 101.55% (+1.4%)
7% less repeat investments, than reductions
Existing positions increased: 181 | Existing positions reduced: 195
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Franklin Resources
San Mateo,
California
|
+$173M |
| 2 |
Millennium Management
New York
|
+$143M |
| 3 |
Bank of New York Mellon
New York
|
+$110M |
| 4 |
Qube Research & Technologies (QRT)
London,
United Kingdom
|
+$68.1M |
| 5 |
Adage Capital Partners
Boston,
Massachusetts
|
+$60.6M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
JP Morgan Chase
New York
|
-$126M |
| 2 |
Goldentree Asset Management
New York
|
-$110M |
| 3 |
Citadel Advisors
Miami,
Florida
|
-$87.8M |
| 4 |
Perpetual Ltd
Sydney, New South Wales,
Australia
|
-$68.7M |
| 5 |
Balyasny Asset Management
Chicago,
Illinois
|
-$59M |
JAZZ Hedge Fund Activity: Q4 2025 in Review
579 of the 8,303 institutional investors tracked by Wall St. Rank reported a position in Jazz Pharmaceuticals (JAZZ) for Q4 2025, worth a combined $10.5B — up 31% from $8.01B a quarter earlier.
Buyers outnumbered sellers: 132 funds opened new JAZZ positions and 51 closed out — a net gain of 81 holders — while 181 added to existing stakes and 195 trimmed.
The largest buyer was Franklin Resources, adding an estimated $173M. The largest seller was JP Morgan Chase, cutting an estimated $126M.
- 579 institutional investors held Jazz Pharmaceuticals (JAZZ) as of Q4 2025, up from 506 in Q3 2025.
- Funds reported $10.5B of Jazz Pharmaceuticals stock for Q4 2025, up 31% quarter-over-quarter.
- 132 funds opened new Jazz Pharmaceuticals positions in Q4 2025 and 51 closed out, a net change of +81 holders.
- The largest Jazz Pharmaceuticals buyer in Q4 2025 was Franklin Resources, an estimated $173M added.
- The largest Jazz Pharmaceuticals seller in Q4 2025 was JP Morgan Chase, an estimated $126M sold.
Based on aggregated 13F filings for Q4 2025.