Jane Street’s Jazz Pharmaceuticals JAZZ Stock Holding History

Jane Street’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	$6.64M	Sell	35,100 -42,500	-55%	-$7.43M	﹤0.01%	3100
2025 Q4	$13.2M	Buy	77,600 +73,200	+1,664%	+$11.2M	﹤0.01%	2001
2025 Q3	$580K	Sell	4,400 -5,500	-56%	-$660K	﹤0.01%	7532
2025 Q2	$1.05M	Sell	9,900 -20,800	-68%	-$2.26M	﹤0.01%	5522
2025 Q1	$3.81M	Buy	30,700 +28,800	+1,516%	+$3.76M	﹤0.01%	3330
2024 Q4	$234K	Buy	+1,900	New	+$224K	﹤0.01%	8145
2024 Q3	–	Sell	-10,800	Closed	-$1.15M	–	10007
2024 Q2	$1.15M	Buy	10,800 +200	+2%	+$22K	﹤0.01%	5505
2024 Q1	$1.28M	Sell	10,600 -100	-0.9%	-$12.2K	﹤0.01%	4954
2023 Q4	$1.32M	Sell	10,700 -92,200	-90%	-$11.5M	﹤0.01%	5082
2023 Q3	$13.3M	Buy	102,900 +94,600	+1,140%	+$12.6M	﹤0.01%	1472
2023 Q2	$1.03M	Sell	8,300 -8,100	-49%	-$1.09M	﹤0.01%	5147
2023 Q1	$2.4M	Sell	16,400 -1,300	-7%	-$192K	﹤0.01%	3510
2022 Q4	$2.82M	Sell	17,700 -55,100	-76%	-$8.08M	﹤0.01%	3318
2022 Q3	$9.7M	Buy	72,800 +66,200	+1,003%	+$10.1M	﹤0.01%	1726
2022 Q2	$1.03M	Sell	6,600 -10,800	-62%	-$1.66M	﹤0.01%	5433
2022 Q1	$2.71M	Sell	17,400 -15,284	-47%	-$2.22M	﹤0.01%	4171
2021 Q4	$4.16M	Buy	32,684 +1,700	+5%	+$223K	﹤0.01%	3138
2021 Q3	$4.03M	Sell	30,984 -4,184	-12%	-$632K	﹤0.01%	3090
2021 Q2	$6.25M	Sell	35,168 -221,632	-86%	-$38.4M	﹤0.01%	2309
2021 Q1	$42.2M	Buy	256,800 +160,000	+165%	+$26.3M	0.02%	553
2020 Q4	$16M	Buy	96,800 +25,500	+36%	+$3.8M	0.01%	1032
2020 Q3	$10.2M	Buy	71,300 +48,500	+213%	+$6.01M	0.01%	1199
2020 Q2	$2.52M	Buy	22,800 +17,900	+365%	+$1.98M	﹤0.01%	2746
2020 Q1	$489K	Sell	4,900 -4,500	-48%	-$582K	﹤0.01%	3643
2019 Q4	$1.4M	Buy	+9,400	New	+$1.28M	﹤0.01%	2351
2019 Q3	–	Sell	-2,000	Closed	-$285K	–	5429
2019 Q2	$285K	Sell	2,000 -5,600	-74%	-$753K	﹤0.01%	4258
2019 Q1	$1.09M	Buy	7,600 +5,600	+280%	+$730K	﹤0.01%	2704
2018 Q4	$248K	Sell	2,000 -1,700	-46%	-$252K	﹤0.01%	4272
2018 Q3	$622K	Sell	3,700 -900	-20%	-$155K	﹤0.01%	3345
2018 Q2	$793K	Sell	4,600 -900	-16%	-$147K	﹤0.01%	3035
2018 Q1	$830K	Buy	+5,500	New	+$807K	﹤0.01%	2901
2017 Q4	–	Sell	-2,200	Closed	-$322K	–	4900
2017 Q3	$322K	Sell	2,200 -500	-19%	-$75.6K	﹤0.01%	3610
2017 Q2	$420K	Buy	+2,700	New	+$413K	﹤0.01%	3237
2017 Q1	–	Sell	-2,500	Closed	-$273K	–	4427
2016 Q4	$273K	Buy	2,500 +700	+39%	+$78K	﹤0.01%	3456
2016 Q3	$219K	Sell	1,800 -4,200	-70%	-$566K	﹤0.01%	3615
2016 Q2	$848K	Sell	6,000 -4,600	-43%	-$678K	﹤0.01%	2167
2016 Q1	$1.38M	Buy	+10,600	New	+$1.32M	0.01%	1534
2015 Q3	–	Sell	-3,000	Closed	-$528K	–	3879
2015 Q2	$528K	Sell	3,000 -600	-17%	-$108K	﹤0.01%	2234
2015 Q1	$622K	Buy	+3,600	New	+$618K	﹤0.01%	1828

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

Jane Street's JAZZ Position: Q1 2026 in Review

Jane Street increased its Jazz Pharmaceuticals (JAZZ) stake by 157% in Q1 2026, buying an estimated $23.9M and bringing the position to 223,615 shares worth $42.3M. The position accounts for 0.01% of the portfolio, ranked #1171.

Jane Street first reported a position in JAZZ in Q2 2013 and has held it in 46 quarters since. 570 funds tracked by Wall St. Rank hold JAZZ as of Q1 2026.

Jane Street held 223,615 shares of Jazz Pharmaceuticals worth $42.3M as of Q1 2026.
Jane Street bought 136,505 Jazz Pharmaceuticals shares in Q1 2026, an estimated $23.9M.
Jazz Pharmaceuticals made up 0.01% of Jane Street's portfolio in Q1 2026, its #1171 holding.
Jane Street first reported a position in Jazz Pharmaceuticals in Q2 2013 and has held it in 46 quarters since.
570 funds tracked by Wall St. Rank held Jazz Pharmaceuticals as of Q1 2026.

Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.