Security record · archived quarter
DYN
Dyne Therapeutics, Inc. · Healthcare · Biotechnology
87Tracked holders
-4Δ holders
78.51MShares held
$1.42BReported value
+7New positions
−12Exits
Momentum inputs (comparable managers):
holder breadth -4.4% ·
share flow -5.1% ·
net new positions -5.7%
· formula
Broad distribution: falling shares and fewer holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q1 2026
Ownership over time
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 86 | +1 | 73.73M | $1.63B | +7 | −5 |
| Q1 2026 | 87 | -4 | 78.51M | $1.42B | +7 | −12 |
| Q4 2025 | 92 | 0 | 87.58M | $1.71B | +2 | −1 |
| Q3 2025 | 18 | +1 | 57.06M | $721.88M | +1 | −1 |
| Q2 2025 | 15 | +2 | 34.50M | $328.45M | +2 | n/a |
| Q1 2025 | 10 | -1 | 12.46M | $130.33M | +1 | −2 |
| Q4 2024 | 11 | 0 | 14.93M | $351.71M | +1 | −1 |
| Q3 2024 | 10 | -2 | 10.58M | $380.14M | +1 | −3 |
| Q2 2024 | 12 | n/a | 13.13M | $463.42M | n/a | n/a |
Who holds it · Q1 2026
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | Janus Henderson Group Plc | 13.65M | -1.7% | $247.43M | 0.1% | ▼ Trim | 2 | SEC ↗ ×2 |
| 2 | BlackRock ✦ (passive) | 11.70M | +4.5% | $212.12M | 0.0% | ▲ Add | 4 | SEC ↗ ×15 |
| 3 | Fidelity (FMR) ✦ | 8.91M | +35.6% | $161.52M | 0.0% | ▲ Add | 4 | SEC ↗ ×4 |
| 4 | State Street Global Advisors ✦ (passive) | 6.65M | -0.6% | $120.63M | 0.0% | ▼ Trim | 6 | SEC ↗ |
| 5 | Vanguard Capital Management Llc | 6.41M | n/a | $116.12M | 0.0% | n/c | 1 | SEC ↗ |
| 6 | Geode Capital Management ✦ (passive) | 3.50M | +7.4% | $63.54M | 0.0% | ▲ Add | 8 | SEC ↗ ×2 |
| 7 | JPMorgan Chase ✦ | 3.25M | -8.3% | $55.60M | 0.0% | ▼ Trim | 3 | SEC ↗ ×6 |
| 8 | T. Rowe Price ✦ | 2.33M | +0.2% | $42.22M | 0.0% | ▲ Add | 8 | SEC ↗ ×2 |
| 9 | Franklin Resources Inc | 2.01M | +0.1% | $36.42M | 0.0% | ▲ Add | 2 | SEC ↗ ×3 |
| 10 | Goldman Sachs Group ✦ | 1.72M | -24.5% | $31.24M | 0.0% | ▼ Trim | 3 | SEC ↗ ×2 |
| 11 | Bank Of America Corp /De/ | 1.44M | +63.5% | $26.17M | 0.0% | ▲ Add | 2 | SEC ↗ ×4 |
| 12 | Aberdeen Group plc | 1.43M | +29.1% | $25.93M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 13 | Northern Trust Corp | 1.20M | +9.8% | $21.73M | 0.0% | ▲ Add | 2 | SEC ↗ ×5 |
| 14 | Charles Schwab Investment… | 1.16M | +0.6% | $21.00M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 15 | Adage Capital Partners ✦ | 1.00M | -80.7% | $18.13M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 16 | Dimensional Fund Advisors Lp | 951.59K | +870.3% | $17.24M | 0.0% | ▲ Add | 2 | SEC ↗ ×4 |
| 17 | Morgan Stanley ✦ | 929.00K | -23.4% | $16.84M | 0.0% | ▼ Trim | 3 | SEC ↗ ×7 |
| 18 | Squarepoint Ops LLC | 834.18K | +226.9% | $15.12M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 19 | Nuveen, LLC | 718.33K | +15.6% | $13.02M | 0.0% | ▲ Add | 2 | SEC ↗ ×3 |
| 20 | Artisan Partners Limited Partnership | 619.46K | -4.7% | $11.23M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 21 | Renaissance Technologies ✦ | 533.60K | +13.4% | $9.67M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 22 | Td Asset Management Inc | 529.31K | +26.1% | $9.60M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 23 | Ensign Peak Advisors, Inc | 496.59K | 0.0% | $9.00M | 0.0% | Held | 2 | SEC ↗ |
| 24 | Raymond James Financial Inc | 451.64K | -14.8% | $8.19M | 0.0% | ▼ Trim | 2 | SEC ↗ ×2 |
| 25 | Clearbridge Investments, LLC | 403.23K | -1.1% | $7.31M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 26 | Bank of New York Mellon Corp | 401.62K | +13.6% | $7.28M | 0.0% | ▲ Add | 2 | SEC ↗ ×8 |
| 27 | UBS Group AG | 380.56K | -0.1% | $6.90M | 0.0% | ▼ Trim | 2 | SEC ↗ ×3 |
| 28 | New York State Common Retirement… | 333.50K | +320.8% | $6.05M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 29 | Fisher Asset Management ✦ | 323.05K | +29.2% | $5.86M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 30 | Qube Research & Technologies Ltd | 253.15K | -38.6% | $4.59M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 31 | Invesco Ltd. | 248.94K | +80.8% | $4.51M | 0.0% | ▲ Add | 2 | SEC ↗ ×4 |
| 32 | UBS AM, a distinct business unit of… | 239.28K | +11.6% | $4.34M | 0.0% | ▲ Add | 2 | SEC ↗ ×9 |
| 33 | Swiss National Bank | 228.10K | +2.5% | $4.14M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 34 | Deutsche Bank Ag\ | 221.12K | +12.8% | $4.01M | 0.0% | ▲ Add | 2 | SEC ↗ ×4 |
| 35 | Citadel Advisors ✦ | 201.14K | -82.8% | $3.65M | 0.0% | ▼ Trim | 8 | SEC ↗ ×2 |
| 36 | Rhumbline Advisers | 187.22K | +7.0% | $3.39M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 37 | BNP Paribas Asset Management… | 164.89K | -0.5% | $2.99M | 0.0% | ▼ Trim | 2 | SEC ↗ ×2 |
| 38 | Ameriprise Financial Inc | 162.97K | -17.6% | $2.95M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 39 | Millennium Management ✦ | 158.55K | -82.5% | $2.87M | 0.0% | ▼ Trim | 7 | SEC ↗ |
| 40 | Alliancebernstein L.P. | 135.94K | +1.2% | $2.66M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 41 | Wells Fargo & Company/Mn | 145.51K | -1.6% | $2.64M | 0.0% | ▼ Trim | 2 | SEC ↗ ×3 |
| 42 | California State Teachers… | 139.66K | +15.6% | $2.53M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 43 | Susquehanna International Group, Llp | 108.72K | +10.7% | $1.97M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 44 | Legal & General Group Plc | 96.46K | -18.3% | $1.75M | 0.0% | ▼ Trim | 2 | SEC ↗ ×3 |
| 45 | Man Group plc | 95.68K | New | $1.73M | 0.0% | New | 1 | SEC ↗ ×2 |
| 46 | Voya Investment Management Llc | 86.61K | +0.2% | $1.57M | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 47 | AQR Capital Management ✦ | 84.24K | +19.2% | $1.53M | 0.0% | ▲ Add | 5 | SEC ↗ ×8 |
| 48 | Marshall Wace ✦ | 83.15K | -87.7% | $1.51M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 49 | Tudor Investment Corp Et Al | 77.03K | -47.8% | $1.40M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 50 | MIRAE ASSET GLOBAL ETFS HOLDINGS… | 75.47K | +6.0% | $1.35M | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 51 | Cibc World Market Inc. | 69.22K | +0.7% | $1.25M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 52 | State Of Wisconsin Investment Board | 68.57K | +7.7% | $1.24M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 53 | Envestnet Asset Management Inc | 68.39K | New | $1.24M | 0.0% | New | 1 | SEC ↗ |
| 54 | Royal Bank Of Canada | 68.19K | +267.6% | $1.24M | 0.0% | ▲ Add | 2 | SEC ↗ ×3 |
| 55 | Manufacturers Life Insurance… | 63.85K | -5.4% | $1.16M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 56 | Fifth Third Bancorp | 54.23K | New | $983,170 | 0.0% | New | 1 | SEC ↗ |
| 57 | Victory Capital Management Inc | 52.98K | +2.9% | $960,527 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 58 | Zurcher Kantonalbank (Zurich… | 52.15K | +39.8% | $945,516 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 59 | Wellington Management ✦ | 48.88K | +3.8% | $886,231 | 0.0% | ▲ Add | 8 | SEC ↗ ×4 |
| 60 | Sei Investments Co | 44.97K | -23.5% | $815,373 | 0.0% | ▼ Trim | 2 | SEC ↗ ×2 |
| 61 | Russell Investments Group, Ltd. | 40.04K | -82.7% | $725,852 | 0.0% | ▼ Trim | 2 | SEC ↗ ×5 |
| 62 | Bnp Paribas Financial Markets | 39.23K | +60.1% | $711,294 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 63 | Citigroup Inc | 37.80K | +3.1% | $685,260 | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 64 | Barclays Plc | 36.57K | -91.8% | $662,996 | 0.0% | ▼ Trim | 2 | SEC ↗ ×3 |
| 65 | Assetmark, Inc | 31.06K | New | $563,154 | 0.0% | New | 1 | SEC ↗ |
| 66 | Creative Planning | 29.95K | +51.5% | $542,903 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 67 | ProShare Advisors LLC | 26.68K | -7.8% | $483,763 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 68 | State Board Of Administration Of… | 24.02K | +16.6% | $435,537 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 69 | Prudential Financial Inc | 20.57K | New | $373,025 | 0.0% | New | 1 | SEC ↗ |
| 70 | Pictet Asset Management Holding SA | 19.37K | +49.4% | $351,214 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 71 | Quantinno Capital Management LP | 19.30K | +53.2% | $349,855 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 72 | LPL Financial LLC | 18.36K | +20.4% | $332,939 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 73 | Mariner, LLC | 16.09K | New | $291,700 | 0.0% | New | 1 | SEC ↗ |
| 74 | Stifel Financial Corp | 16.03K | New | $290,586 | 0.0% | New | 1 | SEC ↗ ×2 |
| 75 | Rockefeller Capital Management L.P. | 15.16K | +6.3% | $274,869 | 0.0% | ▲ Add | 2 | SEC ↗ ×3 |
| 76 | Allianz Asset Management GmbH | 15.00K | 0.0% | $271,950 | 0.0% | Held | 2 | SEC ↗ |
| 77 | Universal- Beteiligungs- und… | 11.80K | -18.0% | $213,953 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 78 | Capstone Investment Advisors, Llc | 11.22K | -11.7% | $203,364 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 79 | Mirae Asset Global Investments Co.… | 8.59K | +23.8% | $155,700 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 80 | Cwm, Llc | 4.43K | +10.0% | $80,316 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 81 | Jones Financial Companies Lllp | 4.48K | +273.6% | $76,787 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 82 | Simplex Trading, Llc | 1.73K | -81.1% | $31,437 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 83 | Osaic Holdings, Inc. | 1.29K | +103.2% | $23,387 | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 84 | Group One Trading Llc | 1.07K | +65.1% | $19,453 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 85 | Us Bancorp \De\ | 965 | +141.2% | $17,496 | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 86 | Pnc Financial Services Group, Inc. | 921 | +120.3% | $16,698 | 0.0% | ▲ Add | 2 | SEC ↗ ×4 |
| 87 | National Bank Of Canada /Fi/ | 200 | 0.0% | $3,624 | 0.0% | Held | 2 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value: the conviction measure. ✦ = curated manager.
New buyers
| Man Group plc | $1.73M | 0.0% |
| Envestnet Asset Management Inc | $1.24M | 0.0% |
| Fifth Third Bancorp | $983,170 | 0.0% |
| Assetmark, Inc | $563,154 | 0.0% |
| Prudential Financial Inc | $373,025 | 0.0% |
| Mariner, LLC | $291,700 | 0.0% |
| Stifel Financial Corp | $290,586 | 0.0% |
Exited
| Federated Hermes, Inc. | $9.09M | was 0.0% |
| Balyasny Asset Management L.P. | $8.47M | was 0.0% |
| Point72 Asset Management | $6.44M | was 0.0% |
| Canada Pension Plan… | $5.56M | was 0.0% |
| American Century Companies Inc | $3.29M | was 0.0% |
| Neuberger Berman Group LLC | $3.24M | was 0.0% |
| Baird Financial Group, Inc. | $2.02M | was 0.0% |
| Hrt Financial Lp | $1.47M | was 0.0% |
| Jane Street Group, Llc | $1.38M | was 0.0% |
| Norges Bank | $964,680 | was 0.0% |
| Daiwa Securities Group Inc. | $8,000 | was 0.0% |
| Optiver Holding B.V. | $7,726 | was 0.0% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 226 holders, 184.59M shares, $2.74B 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.
Open-market purchases (P)
Oct 02
Posner Brian S
Director · 2.50K sh @ 16.00 · $40,000
Open-market sales (S)
Sep 08
Cox John
Officer, Director · 5.66K sh · $106,823
Sep 08
Kerr Douglas
Officer · 1.29K sh · $24,355
Sep 08
Friedl-Naderer Johanna
Officer · 185 sh · $3,493
Sep 04
Kerr Douglas
Officer · 3.75K sh · $91,191
Sep 04
Friedl-Naderer Johanna
Officer · 900 sh · $21,915
Aug 14
Rhodes Jason P
Director · 478.38K sh · $11.96M
Aug 14
Rhodes Jason P
Director · 1.36M sh · $33.99M
Aug 14
Rhodes Jason P
Director · 322.46K sh · $8.06M
Aug 13
Kerr Douglas
Officer · 1.56K sh · $40,892
Aug 13
Rhodes Jason P
Director · 268.35K sh · $7.03M
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology
Aug 13
SC 13G/A: Janus Henderson Group Ltd.
Aug 13
SC 13G/A: Atlas Venture Fund XI, L.P.
Aug 06
SC 13G/A: FMR LLC
Jul 28
SC 13G/A: BlackRock, Inc.
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: Q1 2026 ·
Methodology ·
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