Jazz Pharmaceuticals plc (JAZZ) Institutional Ownership

Ownership Summary

Jazz Pharmaceuticals plc (NASDAQ:JAZZ) currently has 184 active institutional owners and shareholders as of today (December 2025), that have filed 13F forms with the Securities Exchange Commission (SEC).

• Institutional ownership in Jazz Pharmaceuticals edged down to 18.2% in December 2025, compared to 102.0% in September 2025.
• The company experienced a -2.02% quarterly change in institutional shares held, alongside a decrease of 63.20% in total owners annually.
• The latest 13F cycle for Jazz Pharmaceuticals reveals that of 184 total investors, 88 funds grew their exposure, whereas 56 reduced theirs and 40 made no changes.
• Collectively, institutional investors decreased their stake in Jazz Pharmaceuticals to 10.89Mn shares as of December 2025, a change that is down by 224.40K shares quarter on quarter and down 48.25Mn shares year over year.
• The top institutional stake in Jazz Pharmaceuticals as of December 31, 2025 belongs to VANGUARD GROUP INC, which owns 5.92Mn shares, or 9.89% of the company.
• Among the most significant buyers of Jazz Pharmaceuticals during December 2025 were Zurcher Kantonalbank (Zurich Cantonalbank) (197.07K), SG Americas Securities, LLC (131.59K), Swedbank AB (28.88K), Universal- Beteiligungs- und Servicegesellschaft mbH (24.99K), BESSEMER GROUP INC (19.09K).
• Leading sellers of Jazz Pharmaceuticals stock in December 2025 included Perpetual Ltd (448.00K), Polaris Capital Management, LLC (81.00K), CX Institutional (50.35K), Pictet Asset Management Holding SA (33.55K), WEDGE CAPITAL MANAGEMENT L L P/NC (22.31K).
• The top 10 institutional holders of Jazz Pharmaceuticals for the quarter ending December 2025 included VANGUARD GROUP INC (5.92Mn), Swedbank AB (1.10Mn), UBS Group AG (472.95K), Polaris Capital Management, LLC (432.47K), Boston Trust Walden Corp (393.91K), Zurcher Kantonalbank (Zurich Cantonalbank) (228.64K), WEDGE CAPITAL MANAGEMENT L L P/NC (188.88K), Pictet Asset Management Holding SA (184.70K), Retirement Systems of Alabama (167.70K), Perpetual Ltd (154.65K).