Jazz Pharmaceuticals plc

JAZZNASDAQ

$235.67+2.66 (+1.14%)as of Oct 2, 2026

Legend

Insider buy

Insider sell

Congress buy

Congress sell

Hedge Funds
bought vs soldGreener markers show more buyers; redder markers show more sellers.

Company share activityNet buybacksNo changeNet dilution

Marker size reflects transaction size.

Insider buy
Insider sell
Congress buy
Congress sell
Hedge Funds bought vs sold

Share activityNet buybacksNo changeNet dilution

Marker size reflects transaction size. Greener fund markers mean more buyers.

Insider Buy
Insider Sell
Congress Buy
Congress Sell
Hedge funds bought vs sold
BuybackNo changeNet dilution

Jazz Pharmaceuticals plc price and activity chart data

Showing the 1Y range: Oct 2, 2025 to Oct 2, 2026. Price (+71.8%). 0 insider or congressional trades plotted in this window as 0 markers; nearby trades of the same kind are grouped.

Transactions plotted on the price chart
Date	Category	Person	Role	Action	Amount	Change in holding

Largest institutional holders

13F · Q2 2026

Fund	% of company held	Value	% of portfolio	Quarterly activity
BlackRock, Inc.	9.51%	$1.44B	0.02%	Not reported
FMR LLC	7.35%	$1.11B	0.05%	Not reported
Vanguard Portfolio Management LLC	4.84%	$732M	0.03%	Not reported
Vanguard Capital Management LLC	4.35%	$658M	0.01%	Not reported
Capital World Investors	4.30%	$650M	0.08%	Add 0.91%
LSV Asset Management	3.63%	$548M	0.99%	Reduce 4.68%
State Street Corp	3.19%	$482M	0.01%	Not reported
Dimensional Fund Advisors LP	2.73%	$413M	0.07%	Not reported
Fuller & Thaler Asset Management, Inc.	2.61%	$395M	1.08%	Not reported
Bank of New York Mellon Corp	2.52%	$380M	0.06%	Not reported
AQR Capital Management LLC	2.43%	$360M	0.13%	Not reported
Geode Capital Management, LLC	2.36%	$357M	0.02%	Not reported
Ameriprise Financial Inc	1.94%	$293M	0.06%	Not reported
JPMorgan Chase & Co	1.85%	$277M	0.02%	Not reported
Bank of America Corp	1.81%	$274M	0.02%	Not reported
Citadel Advisors LLC	1.60%	$243M	0.03%	Not reported
Swedbank AB	1.54%	$233M	0.20%	Reduce 2.42%
BNP PARIBAS ASSET MANAGEMENT Holding S.A.	1.27%	$193M	0.19%	Reduce 9.70%
Millennium Management LLC	1.22%	$184M	0.07%	Not reported
UBS Group AG	1.21%	$182M	0.02%	Not reported
Victory Capital Management Inc	1.09%	$165M	0.09%	Not reported
Norges Bank	1.05%	$158M	0.02%	Not reported
Morgan Stanley	1.00%	$152M	0.01%	Not reported
Mariner, LLC	0.97%	$147M	0.15%	Not reported
Allianz Asset Management GmbH	0.90%	$133M	0.12%	Not reported
Renaissance Technologies LLC	0.90%	$135M	0.19%	Not reported
Manufacturers Life Insurance Company, the	0.86%	$130M	0.10%	Not reported
Northern Trust Corp	0.82%	$123M	0.01%	Not reported
Charles Schwab Investment Management Inc	0.74%	$111M	0.01%	Not reported
GMT Capital Corp	0.72%	$109M	5.69%	Reduce 21.94%
Boston Trust Walden Corp	0.71%	$107M	0.81%	Reduce 9.32%
William Blair Investment Management, LLC	0.70%	$105M	0.32%	Add 516.36%
Zurcher Kantonalbank (Zurich Cantonalbank)	0.69%	$104M	0.20%	Not reported
Two Sigma Investments, LP	0.64%	$96.4M	0.07%	Not reported
Vanguard Fiduciary Trust Co	0.63%	$95M	0.02%	Not reported
Systematic Financial Management LP	0.60%	$91.3M	1.82%	Reduce 6.98%
Nuveen, LLC	0.58%	$88.1M	0.02%	Not reported
Sofinnova Investments, Inc.	0.58%	$88M	4.55%	Reduce 38.94%
GW&K Investment Management, LLC	0.56%	$84.5M	0.66%	Not reported
Polaris Capital Management, LLC	0.52%	$79.3M	7.47%	Reduce 20.80%
American Century Companies Inc	0.51%	$77.7M	0.03%	Not reported
Goldentree Asset Management LP	0.47%	$70.8M	4.12%	Reduce 38.09%
Qube Research & Technologies Ltd	0.46%	$70.1M	0.07%	Not reported
Goldman Sachs Group Inc	0.45%	$67.4M	0.01%	Not reported
Frontier Capital Management Co LLC	0.44%	$66.8M	0.62%	Reduce 46.40%
Quantinno Capital Management LP	0.44%	$65.9M	0.08%	Add 42.98%
Bank of Montreal	0.39%	$58.3M	0.02%	Not reported
Raymond James Financial Inc	0.36%	$55.1M	0.01%	Not reported
Tri Locum Partners LP	0.35%	$53.4M	6.57%	Add 39.74%
Invesco Ltd.	0.33%	$50.4M	0.00%	Not reported

50 of 609 holders

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Historical Activity Patterns

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