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GW&K Investment Management, LLC

Position in JAZZ — Jazz Pharmaceuticals plc

CIK 1082917 BOSTON, MA

Position in JAZZ

as of Jun 30, 2026 · filed Aug 12, 2026
Position Value
$84,500,226
+$14,344,150 QoQ
Shares Held
350,667
-5.5% QoQ
Ownership
0.540%
of shares outstanding
% of Portfolio
0.67%
of 13F equity value
Holder Rank
#40
of 643 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority Sole 91% Shared 9% None 0%

Common Shares in JAZZ Over Time

Shares Held

Position Value (USD)

Position in Biotechnology

Healthcare · as of Jun 30, 2026

GW&K Investment Management, LLC holds $876,997,841 across 27 Biotechnology names. JAZZ ranks #2 (9.6% of the industry book) .

# Ticker Company Shares Value (USD) Open
2 JAZZ
Jazz Pharmaceuticals plc
This page
350,667 $84,500,226

All Filings in JAZZ

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26 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $84,500,226 350,667
2026-03-31 $70,156,076 371,098
2025-12-31 $72,699,480 427,644
2025-09-30 $59,931,041 454,712
2025-06-30 $50,148,173 472,561
2025-03-31 $58,418,285 470,546
2024-12-31 $57,141,968 464,003
2024-09-30 $40,822,183 366,414
2024-06-30 $39,420,298 369,346
2024-03-31 $43,802,292 363,746
2023-12-31 $45,124,395 366,865
2023-09-30 $50,073,216 386,845
2023-06-30 $49,876,106 402,324
2023-03-31 $60,306,397 412,126
2022-12-31 $54,310,689 340,912
2022-09-30 $46,642,302 349,931
2022-06-30 $58,821,542 377,037
2022-03-31 $65,341,237 419,742
2021-12-31 $50,971,848 400,093
2021-09-30 $34,644,193 266,064
2021-06-30 $47,857,814 269,409
2021-03-31 $43,631,522 265,447
2020-12-31 $38,933,478 235,889
2020-09-30 $33,633,415 235,875
2020-06-30 $21,283,813 192,893
2020-03-31 $19,102,004 191,518