Mar 31, 2026 filings. Quarterly 13F reports arrive up to 45 days after quarter end; this register is filed through May 29, 2026.
555 institutional managers reported holding JAZZ for the quarter ended Mar 31, 2026. Reported positions total over 95% of shares outstanding; the top 10 hold 43%. 84 opened new positions; 90 closed out. Complete ranked register from SEC 13F filings.
| manager | shares | % out | value (Mar 31, 2026 close) | change | held since |
|---|---|---|---|---|---|
| Vanguard Group | 6.12M | 9.25% | $1.15B | added +3.3% | ≤2013 |
| BlackRock | 5.59M | 8.46% | $1.06B | added +2.6% | ≤2013 |
| Capital Group (American Funds) | 2.67M | 4.04% | $504.7M | unchanged | 2024 Q1 |
| LSV Asset Management | 2.39M | 3.61% | $450.6M | trimmed -2.8% | 2017 Q2 |
| FMR (Fidelity) | 2.28M | 3.44% | $429.6M | added +184.1% | ≤2013 |
| Franklin Resources | 1.96M | 2.96% | $369.8M | added +7.7% | ≤2013 |
| Dimensional Fund Advisors | 1.90M | 2.87% | $357.8M | trimmed -27.8% | ≤2013 |
| State Street | 1.89M | 2.86% | $357.1M | added +2.9% | ≤2013 |
| EcoR1 Capital, LLC (focused) | 1.71M | 2.58% | $322.2M | unchanged | 2023 Q2 |
| BNY Mellon | 1.68M | 2.54% | $317.0M | added +44.5% | ≤2013 |
| Fuller & Thaler Asset Management, INC. | 1.68M | 2.54% | $316.4M | unchanged | 2024 Q1 |
| Ameriprise Financial INC | 1.61M | 2.43% | $303.7M | added +5.7% | ≤2013 |
| AQR Capital | 1.34M | 2.02% | $252.7M | added +46.2% | 2022 Q3 |
| Millennium Management | 1.26M | 1.91% | $238.3M | added +5% | ≤2013 |
| Citadel Advisors | 1.26M | 1.91% | $237.8M | added +304.8% | ≤2013 |
| Geode Capital | 1.24M | 1.87% | $233.6M | added +3.4% | ≤2013 |
| Bank OF America CORP /DE/ | 1.01M | 1.53% | $191.6M | added +10.9% | ≤2013 |
| Swedbank Robur | 992.1k | 1.50% | $187.3M | trimmed -10.1% | 2021 Q1 |
| BNP Paribas Financial Markets | 901.0k | 1.36% | $170.1M | added +25.5% | ≤2013 |
| Renaissance Technologies | 819.4k | 1.24% | $154.7M | trimmed -2.1% | 2015 Q2 |
| Holocene Advisors | 733.9k | 1.11% | $138.6M | added +24.4% | 2025 Q1 |
| Morgan Stanley | 698.7k | 1.06% | $131.9M | added +9.3% | ≤2013 |
| Allianz Asset Management GmbH | 610.3k | 0.92% | $115.2M | added +1.9% | ≤2013 |
| Sofinnova Investments, INC. | 598.3k | 0.91% | $113.0M | trimmed -37.7% | 2024 Q3 |
| GMT Capital CORP | 581.0k | 0.88% | $109.7M | trimmed -9% | 2024 Q3 |
| Manufacturers Life Insurance Company, THE | 535.1k | 0.81% | $101.0M | trimmed -2.3% | 2020 Q3 |
| Frontier Capital Management CO LLC | 517.3k | 0.78% | $97.7M | added +183.9% | 2022 Q2 |
| UBS | 505.0k | 0.76% | $95.3M | trimmed -18.7% | ≤2013 |
| Pacer Advisors, INC. | 503.0k | 0.76% | $95.0M | opened | 2022 Q3 |
| Boston Trust Walden CORP | 488.7k | 0.74% | $92.3M | added +24.1% | 2025 Q1 |
| Northern Trust | 488.5k | 0.74% | $92.2M | added +2.4% | ≤2013 |
| Goldentree Asset Management LP (focused) | 475.6k | 0.72% | $89.8M | added +13.1% | 2025 Q4 |
| Wellington Management | 458.0k | 0.69% | $86.5M | added +306.9% | 2017 Q3 |
| Charles Schwab Investment Management | 440.5k | 0.67% | $83.2M | added +3.8% | ≤2013 |
| Polaris Capital Management, LLC | 415.4k | 0.63% | $78.4M | trimmed -4% | 2021 Q2 |
| Alyeska Investment Group | 411.0k | 0.62% | $77.6M | added +27.1% | 2024 Q4 |
| Systematic Financial Management LP | 407.1k | 0.62% | $76.9M | added +2.6% | 2018 Q1 |
| Gw&k Investment Management, LLC | 371.1k | 0.56% | $70.1M | trimmed -13.2% | 2018 Q4 |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 365.5k | 0.55% | $69.0M | added +59.8% | ≤2013 |
| Point72 | 358.6k | 0.54% | $67.7M | added +104.9% | 2021 Q3 |
| Nuveen | 346.1k | 0.52% | $65.3M | trimmed -9.4% | ≤2013 |
| American Century Companies INC | 328.7k | 0.50% | $62.0M | added +12.8% | ≤2013 |
| Assenagon Asset Management S.a. | 320.0k | 0.48% | $60.4M | opened | 2026 Q1 |
| D. E. Shaw | 298.1k | 0.45% | $56.3M | added +49.6% | 2022 Q4 |
| Qube Research & Technologies LTD | 262.6k | 0.40% | $49.6M | trimmed -47.5% | 2022 Q3 |
| Victory Capital Management INC | 256.6k | 0.39% | $48.4M | added +2.8% | 2014 Q4 |
| Goldman Sachs | 250.3k | 0.38% | $47.3M | added +43.5% | ≤2013 |
| Rockefeller Capital Management L.p. | 249.2k | 0.38% | $47.0M | trimmed -6% | 2018 Q4 |
| Invesco | 244.8k | 0.37% | $46.2M | added +27.9% | ≤2013 |
| Bank OF Montreal /CAN/ | 239.3k | 0.36% | $45.2M | added +7.1% | ≤2013 |
Largest 50 of 555 shown; the full ranked, searchable register is at boothcheck.com/holders/JAZZ. Related filers are grouped using the filings' own included-manager declarations. Historically, several managers opening new positions in the same quarter said almost nothing about the quarter that followed (59,118 cases since 2013). A filed record, not a forecast. Nothing here is investment advice.