Security record
RNAM
Avidity Biosciences Inc · Healthcare · Biotechnology
103Tracked holders
+3Δ holders
81.99MShares held
$5.91BReported value
+5New positions
−1Exits
Momentum inputs (comparable managers):
holder breadth +3.0% ·
share flow -27.2% ·
net new positions +3.9%
— formula
Ownership fragmentation — more holders, smaller aggregate stake
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q4 2025
Ownership over time
Who holds it · Q4 2025
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | The Vanguard Group ✦ (passive) | 13.65M | +3.2% | $984.52M | 0.0% | ▲ Add | 3 | SEC ↗ ×5 |
| 2 | BlackRock ✦ (passive) | 12.85M | +39.6% | $926.93M | 0.0% | ▲ Add | 3 | SEC ↗ ×17 |
| 3 | Janus Henderson Group Plc | 6.94M | — | $500.56M | 0.2% | n/c | 1 | SEC ↗ ×3 |
| 4 | Balyasny Asset Management L.P. | 6.04M | — | $435.71M | 0.8% | n/c | 1 | SEC ↗ |
| 5 | State Street Global Advisors ✦ (passive) | 4.10M | -16.2% | $295.58M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 6 | Goldman Sachs Group ✦ | 3.78M | +118.0% | $272.42M | 0.0% | ▲ Add | 2 | SEC ↗ ×3 |
| 7 | Geode Capital Management ✦ (passive) | 3.12M | +9.2% | $225.14M | 0.0% | ▲ Add | 7 | SEC ↗ ×2 |
| 8 | Norges Bank ✦ (passive) | 3.05M | New | $219.74M | 0.0% | New | 1 | SEC ↗ |
| 9 | Adage Capital Partners ✦ | 2.63M | +119.2% | $189.77M | 0.3% | ▲ Add | 7 | SEC ↗ |
| 10 | UBS Group AG | 2.36M | — | $170.00M | 0.0% | n/c | 1 | SEC ↗ ×4 |
| 11 | Millennium Management ✦ | 2.16M | +7182.4% | $155.60M | 0.1% | ▲ Add | 7 | SEC ↗ |
| 12 | Citadel Advisors ✦ | 1.59M | +77.0% | $114.86M | 0.1% | ▲ Add | 5 | SEC ↗ ×2 |
| 13 | Charles Schwab Investment… | 1.18M | — | $85.23M | 0.0% | n/c | 1 | SEC ↗ |
| 14 | FIL Ltd | 1.14M | — | $82.52M | 0.1% | n/c | 1 | SEC ↗ |
| 15 | Qube Research & Technologies Ltd | 1.11M | — | $79.76M | 0.1% | n/c | 1 | SEC ↗ |
| 16 | Morgan Stanley ✦ | 1.09M | +58.0% | $78.80M | 0.0% | ▲ Add | 2 | SEC ↗ ×9 |
| 17 | Alliancebernstein L.P. | 1.05M | — | $75.55M | 0.0% | n/c | 1 | SEC ↗ |
| 18 | Northern Trust Corp | 1.02M | — | $73.51M | 0.0% | n/c | 1 | SEC ↗ ×6 |
| 19 | Man Group plc | 898.28K | — | $64.79M | 0.1% | n/c | 1 | SEC ↗ ×2 |
| 20 | Squarepoint Ops LLC | 868.20K | — | $62.62M | 0.1% | n/c | 1 | SEC ↗ |
| 21 | Soros Fund Management ✦ | 840.98K | New | $60.66M | 1.1% | New | 1 | SEC ↗ |
| 22 | JPMorgan Chase ✦ | 820.99K | -54.4% | $59.22M | 0.0% | ▼ Trim | 2 | SEC ↗ ×8 |
| 23 | Tudor Investment Corp Et Al | 733.01K | — | $52.87M | 0.3% | n/c | 1 | SEC ↗ |
| 24 | Wellington Management ✦ | 723.12K | -92.8% | $52.16M | 0.0% | ▼ Trim | 7 | SEC ↗ ×3 |
| 25 | Bank Of America Corp /De/ | 706.66K | — | $50.97M | 0.0% | n/c | 1 | SEC ↗ ×7 |
| 26 | Neuberger Berman Group LLC | 622.44K | — | $44.90M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 27 | Bnp Paribas Financial Markets | 610.55K | — | $44.04M | 0.0% | n/c | 1 | SEC ↗ |
| 28 | LMR Partners LLP | 598.52K | — | $43.17M | 0.5% | n/c | 1 | SEC ↗ ×2 |
| 29 | Barclays Plc | 531.20K | — | $38.32M | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 30 | Citigroup Inc | 467.69K | — | $33.73M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 31 | Bank of New York Mellon Corp | 417.54K | — | $30.12M | 0.0% | n/c | 1 | SEC ↗ ×9 |
| 32 | Allianz Asset Management GmbH | 309.89K | — | $22.35M | 0.0% | n/c | 1 | SEC ↗ |
| 33 | Susquehanna International Group, Llp | 268.39K | — | $19.36M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 34 | Nuveen, LLC | 251.46K | — | $18.14M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 35 | Swiss National Bank | 215.80K | — | $15.57M | 0.0% | n/c | 1 | SEC ↗ |
| 36 | Marshall Wace ✦ | 212.58K | -66.8% | $15.33M | 0.0% | ▼ Trim | 7 | SEC ↗ ×3 |
| 37 | Wells Fargo & Company/Mn | 210.60K | — | $15.19M | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 38 | UBS AM, a distinct business unit of… | 188.81K | — | $13.62M | 0.0% | n/c | 1 | SEC ↗ ×9 |
| 39 | Healthcare Of Ontario Pension Plan… | 185.00K | — | $13.34M | 0.0% | n/c | 1 | SEC ↗ |
| 40 | Fidelity (FMR) ✦ | 183.23K | -99.2% | $13.22M | 0.0% | ▼ Trim | 3 | SEC ↗ ×3 |
| 41 | Deutsche Bank Ag\ | 166.84K | — | $12.03M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 42 | Grantham, Mayo, Van Otterloo & Co.… | 154.46K | — | $11.14M | 0.0% | n/c | 1 | SEC ↗ |
| 43 | Rhumbline Advisers | 152.51K | — | $11.00M | 0.0% | n/c | 1 | SEC ↗ |
| 44 | T. Rowe Price ✦ | 142.89K | -98.5% | $10.31M | 0.0% | ▼ Trim | 7 | SEC ↗ |
| 45 | Ensign Peak Advisors, Inc | 122.39K | — | $8.83M | 0.0% | n/c | 1 | SEC ↗ |
| 46 | Legal & General Group Plc | 112.76K | — | $8.13M | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 47 | Invesco Ltd. | 109.14K | — | $7.87M | 0.0% | n/c | 1 | SEC ↗ ×5 |
| 48 | California State Teachers… | 104.22K | — | $7.52M | 0.0% | n/c | 1 | SEC ↗ |
| 49 | MIRAE ASSET GLOBAL ETFS HOLDINGS… | 97.42K | — | $7.03M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 50 | Pictet Asset Management Holding SA | 83.71K | — | $6.04M | 0.0% | n/c | 1 | SEC ↗ |
| 51 | Toronto Dominion Bank | 75.00K | — | $5.41M | 0.0% | n/c | 1 | SEC ↗ |
| 52 | Creative Planning | 69.14K | — | $4.99M | 0.0% | n/c | 1 | SEC ↗ |
| 53 | Hsbc Holdings Plc | 65.46K | — | $4.72M | 0.0% | n/c | 1 | SEC ↗ ×6 |
| 54 | Manufacturers Life Insurance… | 60.05K | — | $4.33M | 0.0% | n/c | 1 | SEC ↗ |
| 55 | Raymond James Financial Inc | 57.08K | — | $4.12M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 56 | BNP Paribas Asset Management… | 56.59K | — | $4.08M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 57 | Renaissance Technologies ✦ | 45.10K | New | $3.25M | 0.0% | New | 1 | SEC ↗ |
| 58 | First Trust Advisors Lp | 39.89K | — | $2.88M | 0.0% | n/c | 1 | SEC ↗ |
| 59 | Simplex Trading, Llc | 38.61K | — | $2.78M | 0.1% | n/c | 1 | SEC ↗ |
| 60 | Russell Investments Group, Ltd. | 37.52K | — | $2.71M | 0.0% | n/c | 1 | SEC ↗ ×5 |
| 61 | Tidal Investments LLC | 36.44K | — | $2.63M | 0.0% | n/c | 1 | SEC ↗ |
| 62 | Zurcher Kantonalbank (Zurich… | 35.12K | — | $2.53M | 0.0% | n/c | 1 | SEC ↗ |
| 63 | New York State Common Retirement… | 34.59K | — | $2.50M | 0.0% | n/c | 1 | SEC ↗ |
| 64 | ProShare Advisors LLC | 32.09K | — | $2.31M | 0.0% | n/c | 1 | SEC ↗ |
| 65 | Franklin Resources Inc | 31.18K | — | $2.25M | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 66 | Dimensional Fund Advisors Lp | 29.77K | — | $2.15M | 0.0% | n/c | 1 | SEC ↗ |
| 67 | State Board Of Administration Of… | 25.24K | — | $1.82M | 0.0% | n/c | 1 | SEC ↗ |
| 68 | Voya Investment Management Llc | 20.35K | — | $1.47M | 0.0% | n/c | 1 | SEC ↗ |
| 69 | Corient Private Wealth LP | 19.10K | — | $1.38M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 70 | Group One Trading Llc | 18.57K | — | $1.34M | 0.0% | n/c | 1 | SEC ↗ |
| 71 | Victory Capital Management Inc | 15.91K | — | $1.15M | 0.0% | n/c | 1 | SEC ↗ |
| 72 | AQR Capital Management ✦ | 14.15K | New | $1.02M | 0.0% | New | 1 | SEC ↗ ×5 |
| 73 | Universal- Beteiligungs- und… | 13.76K | — | $992,148 | 0.0% | n/c | 1 | SEC ↗ |
| 74 | Ameriprise Financial Inc | 13.16K | — | $949,520 | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 75 | Sei Investments Co | 13.03K | — | $939,909 | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 76 | Quantinno Capital Management LP | 11.23K | — | $810,381 | 0.0% | n/c | 1 | SEC ↗ |
| 77 | IMC-Chicago, LLC | 11.02K | — | $794,584 | 0.0% | n/c | 1 | SEC ↗ |
| 78 | LPL Financial LLC | 8.61K | — | $621,328 | 0.0% | n/c | 1 | SEC ↗ |
| 79 | American Century Companies Inc | 7.99K | — | $575,958 | 0.0% | n/c | 1 | SEC ↗ |
| 80 | Mirae Asset Global Investments Co.… | 7.32K | — | $528,136 | 0.0% | n/c | 1 | SEC ↗ |
| 81 | Mackenzie Financial Corp | 7.25K | — | $522,418 | 0.0% | n/c | 1 | SEC ↗ |
| 82 | Prudential Financial Inc | 7.06K | — | $509,238 | 0.0% | n/c | 1 | SEC ↗ |
| 83 | Principal Financial Group Inc | 6.67K | — | $480,962 | 0.0% | n/c | 1 | SEC ↗ |
| 84 | Envestnet Asset Management Inc | 6.00K | — | $432,780 | 0.0% | n/c | 1 | SEC ↗ |
| 85 | Assetmark, Inc | 5.97K | — | $430,400 | 0.0% | n/c | 1 | SEC ↗ |
| 86 | State Of Wisconsin Investment Board | 5.59K | — | $403,062 | 0.0% | n/c | 1 | SEC ↗ |
| 87 | CIBC Asset Management Inc | 5.43K | — | $391,810 | 0.0% | n/c | 1 | SEC ↗ |
| 88 | Royal Bank Of Canada | 5.13K | — | $369,000 | 0.0% | n/c | 1 | SEC ↗ ×4 |
| 89 | Us Bancorp \De\ | 4.99K | — | $359,785 | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 90 | Jane Street Group, Llc | 4.73K | — | $341,463 | 0.0% | n/c | 1 | SEC ↗ |
| 91 | Pnc Financial Services Group, Inc. | 4.44K | — | $320,401 | 0.0% | n/c | 1 | SEC ↗ ×4 |
| 92 | Amundi | 3.94K | — | $284,120 | 0.0% | n/c | 1 | SEC ↗ |
| 93 | GAMCO Investors ✦ | 3.50K | New | $252,455 | 0.0% | New | 1 | SEC ↗ |
| 94 | Mitsubishi UFJ Asset Management… | 3.40K | — | $244,852 | 0.0% | n/c | 1 | SEC ↗ |
| 95 | Walleye Trading LLC | 2.50K | — | $180,325 | 0.0% | n/c | 1 | SEC ↗ |
| 96 | Danske Bank A/S | 1.90K | — | $137,047 | 0.0% | n/c | 1 | SEC ↗ |
| 97 | Daiwa Securities Group Inc. | 1.37K | — | $99,000 | 0.0% | n/c | 1 | SEC ↗ |
| 98 | Rockefeller Capital Management L.P. | 474 | — | $34,190 | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 99 | Cwm, Llc | 445 | — | $32,000 | 0.0% | n/c | 1 | SEC ↗ |
| 100 | Optiver Holding B.V. | 398 | — | $28,708 | 0.0% | n/c | 1 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| Norges Bank | $219.74M | 0.0% |
| Soros Fund Management | $60.66M | 1.1% |
| Renaissance Technologies | $3.25M | 0.0% |
| AQR Capital Management | $1.02M | 0.0% |
| GAMCO Investors | $252,455 | 0.0% |
Exited
| D. E. Shaw & Co. | $504,410 | was 0.0% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 1 holders, 8.00K shares, $236,160 reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
Frequently co-owned
What else this security's tracked holders most often hold — shared-ownership counts, not fundamental relationships.
Provenance: Ownership from parsed 13F common-stock positions (tracked universe, comparable sets for changes); insider rows from Forms 3/4/5; stakes from Schedules 13D/13G; every filing links to its original on SEC EDGAR.
Reporting period: Q4 2025 ·
Methodology ·
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