Mar 31, 2026 filings. Quarterly 13F reports arrive up to 45 days after quarter end; this register is filed through May 29, 2026.
216 institutional managers reported holding VRDN for the quarter ended Mar 31, 2026. Reported positions total over 95% of shares outstanding; the top 10 hold 72%. 42 opened new positions; 51 closed out. Complete ranked register from SEC 13F filings.
| manager | shares | % out | value (Mar 31, 2026 close) | change | held since |
|---|---|---|---|---|---|
| FMR (Fidelity) | 15.38M | 18.91% | $300.6M | added +6.9% | 2022 Q2 |
| BlackRock | 7.83M | 9.63% | $153.1M | added +21.8% | 2021 Q1 |
| Bellevue Group AG | 6.73M | 8.27% | $131.5M | added +54.3% | 2025 Q4 |
| Vanguard Group | 6.49M | 7.99% | $126.9M | added +15.7% | 2021 Q1 |
| State Street | 4.67M | 5.75% | $91.3M | added +34.8% | 2021 Q2 |
| Fairmount Funds Management LLC (focused) | 3.91M | 4.81% | $76.5M | unchanged | 2021 Q1 |
| Venrock Adviser, LLC (focused) | 3.88M | 4.77% | $75.9M | unchanged | 2020 Q4 |
| T. Rowe Price | 3.21M | 3.94% | $62.7M | trimmed -6.8% | 2022 Q3 |
| Paradigm Biocapital Advisors LP (focused) | 3.15M | 3.87% | $61.5M | added +118.2% | 2021 Q4 |
| Wellington Management | 3.08M | 3.79% | $60.2M | added +56.2% | 2022 Q4 |
| Kynam Capital Management, LP (focused) | 2.34M | 2.88% | $45.8M | added +59.2% | 2021 Q4 |
| Geode Capital | 2.33M | 2.87% | $45.6M | added +17.1% | 2021 Q1 |
| Citadel Advisors | 2.32M | 2.85% | $45.3M | added +241.1% | 2021 Q4 |
| Balyasny Asset Management | 2.32M | 2.85% | $45.3M | added +359.6% | 2025 Q3 |
| Novo Holdings A/S (focused) | 2.00M | 2.46% | $39.1M | trimmed -16% | 2024 Q1 |
| Baker Bros. Advisors LP | 1.97M | 2.42% | $38.5M | unchanged | 2025 Q2 |
| Tang Capital Management LLC | 1.79M | 2.20% | $35.0M | unchanged | 2022 Q2 |
| Fisher Investments | 1.77M | 2.17% | $34.6M | trimmed -0.7% | 2024 Q1 |
| Goldman Sachs | 1.59M | 1.96% | $31.1M | added +25.9% | 2022 Q1 |
| Avoro Capital Advisors LLC (focused) | 1.50M | 1.84% | $29.3M | unchanged | 2025 Q4 |
| Deep Track Capital, LP | 1.39M | 1.71% | $27.2M | trimmed -44.8% | 2021 Q4 |
| AllianceBernstein | 1.39M | 1.71% | $27.2M | trimmed -1.6% | 2022 Q2 |
| D. E. Shaw | 1.26M | 1.55% | $24.7M | added +26.2% | 2025 Q4 |
| UBS | 1.20M | 1.47% | $23.4M | added +293% | 2021 Q1 |
| Perceptive Advisors LLC | 1.17M | 1.44% | $22.9M | trimmed -61.5% | 2021 Q2 |
| Bank OF America CORP /DE/ | 1.16M | 1.43% | $22.7M | added +17.5% | 2021 Q1 |
| Deutsche Bank AG\ | 1.03M | 1.27% | $20.2M | added +115.2% | 2022 Q2 |
| Adage Capital Partners GP, L.l.c. | 970.0k | 1.19% | $19.0M | added +22.8% | 2024 Q3 |
| Loomis Sayles & CO L P | 927.7k | 1.14% | $18.1M | trimmed -37.4% | 2024 Q4 |
| First Turn Management, LLC (focused) | 911.3k | 1.12% | $17.8M | added +32% | 2025 Q4 |
| Rice Hall James & Associates, LLC | 898.6k | 1.10% | $17.6M | added +1.6% | 2024 Q4 |
| Morgan Stanley | 870.2k | 1.07% | $17.0M | trimmed -49.9% | 2021 Q2 |
| Charles Schwab Investment Management | 727.9k | 0.90% | $14.2M | trimmed -2.8% | 2022 Q2 |
| Eversept Partners, LP | 713.3k | 0.88% | $13.9M | trimmed -60% | 2023 Q3 |
| Candriam S.c.a. | 711.7k | 0.88% | $13.9M | trimmed -9.3% | 2024 Q1 |
| MetLife Investment Management, LLC | 708.5k | 0.87% | $13.8M | added +1510.8% | 2022 Q2 |
| Woodline Partners LP | 700.9k | 0.86% | $13.7M | trimmed -37.2% | 2024 Q1 |
| Northern Trust | 697.0k | 0.86% | $13.6M | added +4.3% | 2021 Q2 |
| Federated Hermes, INC. | 669.0k | 0.82% | $13.1M | added +60.7% | 2025 Q2 |
| MPM Bioimpact LLC (focused) | 649.9k | 0.80% | $12.7M | opened | 2026 Q1 |
| Nuveen | 604.9k | 0.74% | $11.8M | trimmed -18.5% | 2022 Q2 |
| Algert Global LLC | 564.0k | 0.69% | $11.0M | added +32.7% | 2024 Q1 |
| Parkman Healthcare Partners LLC | 557.9k | 0.69% | $10.9M | trimmed -29.2% | 2024 Q3 |
| Elmind Capital, LP (focused) | 534.9k | 0.66% | $10.5M | trimmed -37.7% | 2025 Q4 |
| Dimensional Fund Advisors | 529.8k | 0.65% | $10.4M | trimmed -4.6% | 2022 Q2 |
| BNP Paribas Financial Markets | 406.7k | 0.50% | $7.9M | trimmed -21.5% | 2024 Q4 |
| ExodusPoint | 330.4k | 0.41% | $6.5M | added +256.4% | 2025 Q3 |
| Point72 | 322.8k | 0.40% | $6.3M | added +27% | 2024 Q3 |
| Pictet Asset Management Holding SA | 314.0k | 0.39% | $6.1M | trimmed -66% | 2023 Q1 |
| Panagora Asset Management INC | 313.7k | 0.39% | $6.1M | trimmed -3.4% | 2024 Q3 |
Largest 50 of 216 shown; the full ranked, searchable register is at boothcheck.com/holders/VRDN. 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.