XTX Topco’s Jazz Pharmaceuticals JAZZ Stock Holding History

XTX Topco’s Portfolio JAZZ Stock Details JAZZ Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$3.28M	Buy	17,336 +10,842	+167%	+$1.89M	0.06%	504
2025 Q4	$1.1M	Buy	+6,494	New	+$996K	0.03%	959
2025 Q2	–	Sell	-1,638	Closed	-$203K	–	2768
2025 Q1	$203K	Buy	+1,638	New	+$214K	0.01%	1692
2024 Q4	–	Sell	-11,631	Closed	-$1.3M	–	2602
2024 Q3	$1.3M	Buy	11,631 +4,245	+57%	+$465K	0.09%	314
2024 Q2	$788K	Buy	+7,386	New	+$812K	0.07%	452
2024 Q1	–	Sell	-6,604	Closed	-$812K	–	2080
2023 Q4	$812K	Buy	6,604 +1,045	+19%	+$130K	0.18%	64
2023 Q3	$720K	Buy	5,559 +3,241	+140%	+$432K	0.12%	211
2023 Q2	$287K	Buy	2,318 +811	+54%	+$109K	0.05%	755
2023 Q1	$221K	Buy	+1,507	New	+$223K	0.05%	884
2022 Q3	–	Sell	-1,326	Closed	-$207K	–	1241
2022 Q2	$207K	Buy	+1,326	New	+$204K	0.08%	454

Other funds holding JAZZ

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

LSV Asset Management Chicago, Illinois $46.4B AUM 27.74% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

Franklin Resources San Mateo, California $408B AUM 30.18% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

EcoR1 Capital San Francisco, California $2.36B AUM 204.53% 1-Year Est. Return

XTX Topco's JAZZ Position: Q1 2026 in Review

XTX Topco increased its Jazz Pharmaceuticals (JAZZ) stake by 167% in Q1 2026, buying an estimated $1.89M and bringing the position to 17,336 shares worth $3.28M. The position accounts for 0.06% of the portfolio, ranked #504.

XTX Topco first reported a position in JAZZ in Q2 2022 and has held it in 10 quarters since. 570 funds tracked by Wall St. Rank hold JAZZ as of Q1 2026.

XTX Topco held 17,336 shares of Jazz Pharmaceuticals worth $3.28M as of Q1 2026.
XTX Topco bought 10,842 Jazz Pharmaceuticals shares in Q1 2026, an estimated $1.89M.
Jazz Pharmaceuticals made up 0.06% of XTX Topco's portfolio in Q1 2026, its #504 holding.
XTX Topco first reported a position in Jazz Pharmaceuticals in Q2 2022 and has held it in 10 quarters since.
570 funds tracked by Wall St. Rank held Jazz Pharmaceuticals as of Q1 2026.

Based on XTX Topco's 13F filing for Q1 2026, filed 15 May 2026.