Stock Ownership/JAZZ PHARMACEUTICALS PLC

JAZZ PHARMACEUTICALS PLC: Ownership & Insider Activity

Hedge funds and institutional managers reporting a position in JAZZ PHARMACEUTICALS PLC. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.

Reported Holders
21
13F filers
Aggregate Value
$1.4B
Across holders
Last Price
—
EOD close
Sector
—
GICS
Institutional Holders of JAZZ PHARMACEUTICALS PLC
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21 holders
Manager⇅Type⇅Shares⇅Market Value▼% of Total⇅% of Portfolio⇅Action⇅QoQ Change⇅Quarter⇅
AQR CAPITAL MANAGEMENT LLC
CIK 0001167557
Hedge Fund1.52M$359.9M26.4%0.1%Added+$354.2MQ2 2026
CITADEL ADVISORS LLC
CIK 0001423053
Hedge Fund1.01M$242.6M17.8%0.0%Added+$228.1MQ2 2026
MILLENNIUM MANAGEMENT LLC
CIK 0001273087
Hedge Fund764K$184.1M13.5%0.1%Added+$178.0MQ2 2026
RENAISSANCE TECHNOLOGIES LLC
CIK 0001037389
Hedge Fund562K$135.4M9.9%0.2%Reduced$-62.0MQ2 2026
TWO SIGMA INVESTMENTS, LP
CIK 0001179392
Hedge Fund400K$96.4M7.1%0.1%Added+$91.7MQ2 2026
Qube Research & Technologies Ltd
CIK 0001729829
Hedge Fund291K$70.1M5.1%0.1%Added+$6.8MQ2 2026
Rockefeller Capital Management L.P.
CIK 0001739439
Hedge Fund167K$40.3M3.0%0.1%Added+$40.3MQ2 2026
Holocene Advisors, LP
CIK 0001700574
Hedge Fund161K$38.8M2.8%0.1%Reduced$-138.1MQ2 2026
Man Group plc
CIK 0001637460
Hedge Fund153K$36.8M2.7%0.1%Added+$36.8MQ2 2026
Woodline Partners LP
CIK 0001784547
Hedge Fund150K$36.2M2.6%0.1%New—Q2 2026
AQR CAPITAL MANAGEMENT LLCAdded
Hedge Fund
$359.9M· 26.4% of total· 0.1% port· 1.52M sh· +$354.2M QoQ· Q2 2026
CITADEL ADVISORS LLCAdded
Hedge Fund
$242.6M· 17.8% of total· 0.0% port· 1.01M sh· +$228.1M QoQ· Q2 2026
MILLENNIUM MANAGEMENT LLCAdded
Hedge Fund
$184.1M· 13.5% of total· 0.1% port· 764K sh· +$178.0M QoQ· Q2 2026
RENAISSANCE TECHNOLOGIES LLCReduced
Hedge Fund
$135.4M· 9.9% of total· 0.2% port· 562K sh· $-62.0M QoQ· Q2 2026
TWO SIGMA INVESTMENTS, LPAdded
Hedge Fund
$96.4M· 7.1% of total· 0.1% port· 400K sh· +$91.7M QoQ· Q2 2026
Qube Research & Technologies LtdAdded
Hedge Fund
$70.1M· 5.1% of total· 0.1% port· 291K sh· +$6.8M QoQ· Q2 2026
Rockefeller Capital Management L.P.Added
Hedge Fund
$40.3M· 3.0% of total· 0.1% port· 167K sh· +$40.3M QoQ· Q2 2026
Holocene Advisors, LPReduced
Hedge Fund
$38.8M· 2.8% of total· 0.1% port· 161K sh· $-138.1M QoQ· Q2 2026
Man Group plcAdded
Hedge Fund
$36.8M· 2.7% of total· 0.1% port· 153K sh· +$36.8M QoQ· Q2 2026
Woodline Partners LPNew
Hedge Fund
$36.2M· 2.6% of total· 0.1% port· 150K sh· — QoQ· Q2 2026
Gotham Asset Management, LLCAdded
Hedge Fund
$27.0M· 2.0% of total· 0.1% port· 112K sh· +$4.9M QoQ· Q2 2026
SHAW D E & CO INCReduced
Hedge Fund
$21.0M· 1.5% of total· 0.0% port· 87K sh· $-121.9M QoQ· Q2 2026
Schonfeld Strategic Advisors LLCAdded
Hedge Fund
$18.6M· 1.4% of total· 0.1% port· 77K sh· +$3.6M QoQ· Q2 2026
TWEEDY BROWNE CO LLC//Reduced
Institutional Manager
$14.5M· 1.1% of total· 1.1% port· 60K sh· $-14K QoQ· Q2 2026
ExodusPoint Capital Management, LPNew
Hedge Fund
$12.8M· 0.9% of total· 0.1% port· 53K sh· — QoQ· Q2 2026
Squarepoint Ops LLCNew
Hedge Fund
$12.8M· 0.9% of total· 0.0% port· 53K sh· — QoQ· Q2 2026
MARSHALL WACE, LLPAdded
Hedge Fund
$8.4M· 0.6% of total· 0.0% port· 35K sh· +$2.4M QoQ· Q2 2026
Ruffer LLPNew
Hedge Fund
$5.9M· 0.4% of total· 0.2% port· 25K sh· — QoQ· Q2 2026
Lighthouse Investment Partners, LLCReduced
Hedge Fund
$3.6M· 0.3% of total· 0.1% port· 15K sh· $-4.5M QoQ· Q2 2026
BALYASNY ASSET MANAGEMENT LLCNew
Hedge Fund
$487K· 0.0% of total· 0.0% port· 2K sh· — QoQ· Q2 2026
Ancora Advisors, LLCReduced
Hedge Fund
$8K· 0.0% of total· 0.0% port· 34 sh· $-30K QoQ· Q2 2026
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