Avidity BiosciencesRNAM
13F holders, Q1 2025 (March 31)220holders −16
29new positions
44sold out
3famous investors
$29.70avg. 13F price*
At the end of Q1 2025, 220 institutions reported holding Avidity Biosciences Inc. (RNAM) in their 13F filings, down 16 from Q4 2024. 29 opened new positions and 44 sold out. The largest holders were FMR LLC ($461.0M), Janus Henderson Group PLC ($361.1M) and T. Rowe Price Associates Inc. ($334.7M). 3 famous investors held it, including Israel Englander (0.0% of Millennium Management's portfolio), Ken Griffin (0.0% of Citadel Advisors's portfolio) and Cliff Asness (0.0% of AQR Capital Management's portfolio).
- Company
- Avidity Biosciences Inc.
- CUSIP
- 05370A108
- Latest filing quarter
- Q1 2026
History
Number of 13F holders
Total Exit/New Position Q4 2024 → Q1 2025
| Institutions | Total Value | |
|---|---|---|
| New Positions | 29 | $58.5M |
| Exits | 44 | $77.4M |
All 13F filers, Q4 2024 → Q1 2025: 15,554,713 shares bought and 9,043,119 shares sold, net +6,511,594 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 220 holders
| FMR LLC | 0.03% | Reduce -5.4% | 15,615,064 | $461.0M |
| Janus Henderson Group PLC | 0.20% | Add +62.0% | 11,426,696 | $361.1M |
| T. Rowe Price Associates Inc. | 0.04% | Add +2.7% | 11,338,098 | $334.7M |
| BlackRock, Inc. | 0.01% | Reduce -0.1% | 9,917,471 | $292.8M |
| Wellington Management Group LLP | 0.06% | Add +19.5% | 9,684,556 | $285.9M |
| Vanguard Group Inc. | 0.00% | Reduce -2.0% | 9,243,205 | $272.9M |
| RTW Investments, LP | 3.95% | Add +10.3% | 8,746,926 | $258.2M |
| Avoro Capital Advisors LLC | 3.51% | Add +1.7% | 7,625,000 | $225.1M |
| Ra Capital Management, L.P. | 3.11% | No change | 6,300,408 | $186.0M |
| State Street Corp. | 0.01% | Reduce -6.1% | 4,321,360 | $127.6M |
| Geode Capital Management, LLC | 0.01% | Reduce -1.9% | 2,755,246 | $81.4M |
| Adage Capital Partners Gp, L.L.C. | 0.12% | Reduce -22.0% | 2,145,881 | $63.3M |
| Casdin Capital, LLC | 4.93% | No change | 2,045,000 | $60.4M |
| Orbimed Advisors LLC | 1.29% | Add +62.9% | 1,812,886 | $53.5M |
| Polar Capital Holdings Plc | 0.32% | Add +40.6% | 1,788,868 | $52.8M |
| Bank of America Corp. | 0.00% | Add +781.6% | 1,574,488 | $46.5M |
| Driehaus Capital Management LLC | 0.36% | Add +3.5% | 1,270,931 | $37.5M |
| Siren, L.L.C. | 1.85% | Reduce -1.5% | 1,110,610 | $32.8M |
| Charles Schwab Investment Management Inc. | 0.01% | Reduce -0.5% | 1,023,578 | $30.2M |
| Northern Trust Corp. | 0.00% | Reduce -5.7% | 1,018,482 | $30.1M |
| Artisan Partners Limited Partnership | 0.04% | Reduce -8.6% | 928,227 | $27.4M |
| Pictet Asset Management Holding SA | 0.03% | Add +9.3% | 873,222 | $25.8M |
| Woodline Partners LP | 0.17% | Add +0.0% | 865,925 | $25.6M |
| Boxer Capital Management, LLC | 7.68% | Reduce -49.9% | 865,000 | $25.5M |
| Norges Bank | 0.00% | Add +15.7% | 838,218 | $24.7M |
| Goldman Sachs Group Inc. | 0.00% | Add +2.8% | 784,704 | $23.2M |
| Fiera Capital Corp | 0.08% | Add +92.5% | 772,300 | $22.8M |
| T. Rowe Price Investment Management, Inc. | 0.02% | New | 771,158 | $22.8M |
| MPM Bioimpact LLC | 3.62% | Add +1.6% | 714,224 | $21.1M |
| UBS Group AG | 0.00% | Add +190.4% | 597,995 | $17.7M |
| EcoR1 Capital, LLC | 0.98% | No change | 557,576 | $16.5M |
| Morgan Stanley | 0.00% | Reduce -56.7% | 525,696 | $15.5M |
| Frazier Life Sciences Management, L.P. | 0.71% | New | 525,000 | $15.5M |
| Marshall Wace, LLP | 0.02% | Add +179.5% | 455,195 | $13.4M |
| JPMorgan Chase & Co. | 0.00% | Reduce -2.1% | 440,802 | $13.0M |
| Candriam S.C.A. | 0.08% | Add +21.7% | 439,099 | $13.0M |
| TD Asset Management Inc | 0.01% | Add +4.3% | 433,142 | $12.8M |
| Nuveen, LLC | 0.00% | — | 431,211 | $12.7M |
| Alethea Capital Management, LLC | 9.29% | Add +0.2% | 421,724 | $12.4M |
| Silverarc Capital Management, LLC | 2.54% | Reduce -24.3% | 411,312 | $12.1M |
| Cormorant Asset Management, LP | 0.89% | Reduce -61.9% | 400,000 | $11.8M |
| Finepoint Capital LP | 1.90% | Reduce -2.7% | 380,700 | $11.2M |
| Sofinnova Investments, Inc. | 0.85% | Add +2655.3% | 379,931 | $11.2M |
| Citigroup Inc. | 0.01% | Add +98.6% | 377,279 | $11.1M |
| Eventide Asset Management, LLC | 0.22% | No change | 375,924 | $11.1M |
| Bank of New York Mellon Corp | 0.00% | Add +1.0% | 366,594 | $10.8M |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 0.00% | Add +7.6% | 357,718 | $10.6M |
| Logos Global Management LP | 1.84% | New | 350,000 | $10.3M |
| Voya Investment Management LLC | 0.01% | Reduce -4.0% | 332,180 | $9.8M |
| Ensign Peak Advisors, Inc | 0.02% | Add +1080.6% | 329,978 | $9.7M |
| Barclays PLC | 0.00% | Add +29.6% | 323,895 | $9.6M |
| Invesco Ltd. | 0.00% | Add +204.1% | 288,139 | $8.5M |
| Aberdeen Group plc | 0.02% | Add +523.1% | 279,828 | $8.3M |
| New York State Common Retirement Fund | 0.01% | Add +47.3% | 272,279 | $8.0M |
| Manufacturers Life Insurance Company, The | 0.01% | Add +0.1% | 264,513 | $7.8M |
| Wells Fargo & Company | 0.00% | Add +27.9% | 220,786 | $6.5M |
| Assenagon Asset Management S.A. | 0.01% | Add +411.3% | 207,372 | $6.1M |
| Susquehanna International Group, LLP | 0.01% | Add +157.8% | 193,063 | $5.7M |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 0.01% | Add +14.0% | 185,147 | $5.5M |
| Deutsche Bank AG | 0.00% | Reduce -4.6% | 184,615 | $5.4M |
| Propel Bio Management, LLC | 6.12% | No change | 178,500 | $5.3M |
| Mutual of America Capital Management LLC | 0.06% | Add +0.2% | 164,819 | $4.9M |
| Rhumbline Advisers | 0.00% | Add +7.1% | 164,776 | $4.9M |
| Swiss National Bank | 0.00% | Reduce -7.2% | 161,900 | $4.8M |
| Raymond James Financial Inc. | 0.00% | Reduce -19.9% | 159,264 | $4.7M |
| Prudential Financial Inc. | 0.01% | Add +1339.6% | 156,630 | $4.6M |
| EFG Asset Management (North America) Corp. | 0.76% | Add +30.1% | 155,420 | $4.6M |
| Dimensional Fund Advisors LP | 0.00% | Reduce -77.7% | 150,080 | $4.4M |
| Man Group plc | 0.01% | Reduce -64.4% | 150,255 | $4.4M |
| Rafferty Asset Management, LLC | 0.02% | Reduce -18.2% | 144,817 | $4.3M |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 0.01% | Reduce -0.5% | 143,805 | $4.3M |
| Alliancebernstein L.P. | 0.00% | No change | 127,770 | $3.8M |
| Simplify Asset Management Inc. | 0.17% | No change | 125,000 | $3.7M |
| Schroder Investment Management Group | 0.00% | Add +77.3% | 109,003 | $3.4M |
| Sphera Funds Management LTD. | 0.77% | New | 106,000 | $3.1M |
| Alyeska Investment Group, L.P. | 0.01% | Add +100.0% | 100,000 | $3.0M |
| Legal & General Group Plc | 0.00% | Reduce -2.8% | 99,249 | $2.9M |
| California State Teachers Retirement System | 0.00% | Add +6.2% | 89,792 | $2.7M |
| Alps Advisors Inc. | 0.01% | Reduce -9.4% | 87,364 | $2.6M |
| Envestnet Asset Management Inc. | 0.00% | Add +109.1% | 69,265 | $2.0M |
| Franklin Resources Inc. | 0.00% | Add +5.5% | 66,895 | $2.0M |
| MetLife Investment Management, LLC | 0.01% | Reduce -1.4% | 65,873 | $1.9M |
| State of New Jersey Common Pension Fund D | 0.01% | Add +30.6% | 63,364 | $1.9M |
| Hennion & Walsh Asset Management, Inc. | 0.08% | Reduce -18.7% | 62,423 | $1.8M |
| Intech Investment Management LLC | 0.02% | Add +1.4% | 61,675 | $1.8M |
| Susquehanna Fundamental Investments, LLC | 0.03% | New | 58,769 | $1.7M |
| State of Wisconsin Investment Board | 0.00% | Reduce -36.7% | 58,689 | $1.7M |
| Corebridge Financial, Inc. | 0.01% | Add +0.8% | 55,643 | $1.6M |
| Sei Investments Co. | 0.00% | Add +153.2% | 54,569 | $1.6M |
| HighVista Strategies LLC | 0.62% | No change | 54,190 | $1.6M |
| DekaBank Deutsche Girozentrale | 0.00% | No change | 60,000 | $1.5M |
| Cantor Fitzgerald, L. P. | 0.06% | New | 50,000 | $1.5M |
| Castleark Management LLC | 0.05% | Reduce -32.6% | 47,620 | $1.4M |
| Steward Partners Investment Advisory, LLC | 0.01% | Reduce -3.5% | 46,750 | $1.4M |
| Royal Bank of Canada | 0.00% | Add +38.2% | 44,304 | $1.3M |
| Victory Capital Management Inc. | 0.00% | Add +8.9% | 41,703 | $1.2M |
| Privium Fund Management B.V. | 0.27% | Add +8.2% | 34,500 | $1.0M |
| Group One Trading LLC | 0.04% | New | 33,777 | $997K |
| Teachers Retirement System of the State of Kentucky | 0.01% | No change | 33,161 | $979K |
| Creative Planning | 0.00% | Add +120.3% | 32,661 | $964K |
"% of holder's portfolio" is RNAM's weight in each manager's 13F, not the share of Avidity Biosciences Inc. the manager owns.