Security record
DYN
Dyne Therapeutics, Inc. · Healthcare · Biotechnology
86Tracked holders
+1Δ holders
73.73MShares held
$1.63BReported value
+7New positions
−5Exits
Momentum inputs (comparable managers):
holder breadth +1.2% ·
share flow +13.8% ·
net new positions +2.3%
— formula
Broad accumulation — rising shares across more holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q2 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 | — |
| 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 | — | 13.13M | $463.42M | — | — |
Who holds it · Q2 2026
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | BlackRock ✦ (passive) | 12.40M | +6.0% | $275.50M | 0.0% | ▲ Add | 5 | SEC ↗ ×13 |
| 2 | Fidelity (FMR) ✦ | 11.21M | +25.8% | $248.91M | 0.0% | ▲ Add | 5 | SEC ↗ ×4 |
| 3 | State Street Global Advisors ✦ (passive) | 7.46M | +12.1% | $165.65M | 0.0% | ▲ Add | 7 | SEC ↗ |
| 4 | Vanguard Capital Management Llc | 6.31M | -1.5% | $140.17M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 5 | T. Rowe Price ✦ | 3.94M | +69.1% | $87.44M | 0.0% | ▲ Add | 9 | SEC ↗ ×2 |
| 6 | Geode Capital Management ✦ (passive) | 3.74M | +6.8% | $83.16M | 0.0% | ▲ Add | 9 | SEC ↗ ×2 |
| 7 | JPMorgan Chase ✦ | 3.15M | -3.1% | $67.15M | 0.0% | ▼ Trim | 4 | SEC ↗ ×7 |
| 8 | Bank Of America Corp /De/ | 2.23M | +54.7% | $49.60M | 0.0% | ▲ Add | 3 | SEC ↗ ×4 |
| 9 | Goldman Sachs Group ✦ | 2.16M | +25.2% | $47.91M | 0.0% | ▲ Add | 4 | SEC ↗ ×2 |
| 10 | Franklin Resources Inc | 2.03M | +1.1% | $45.10M | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 11 | Dimensional Fund Advisors Lp | 1.95M | +104.5% | $43.22M | 0.0% | ▲ Add | 3 | SEC ↗ ×4 |
| 12 | Aberdeen Group plc | 1.54M | +7.6% | $34.19M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 13 | Marshall Wace ✦ | 1.49M | +1690.7% | $33.07M | 0.0% | ▲ Add | 5 | SEC ↗ ×3 |
| 14 | Northern Trust Corp | 1.28M | +6.6% | $28.39M | 0.0% | ▲ Add | 3 | SEC ↗ ×5 |
| 15 | Charles Schwab Investment… | 1.20M | +3.8% | $26.70M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 16 | Citadel Advisors ✦ | 1.14M | +468.7% | $25.41M | 0.0% | ▲ Add | 9 | SEC ↗ |
| 17 | Morgan Stanley ✦ | 746.20K | -19.7% | $16.57M | 0.0% | ▼ Trim | 4 | SEC ↗ ×6 |
| 18 | Artisan Partners Limited Partnership | 659.79K | +6.5% | $14.65M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 19 | Raymond James Financial Inc | 576.35K | +27.6% | $12.80M | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 20 | Td Asset Management Inc | 548.11K | +3.5% | $12.17M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 21 | UBS Group AG | 443.28K | +16.5% | $9.85M | 0.0% | ▲ Add | 3 | SEC ↗ ×5 |
| 22 | Millennium Management ✦ | 431.85K | +172.4% | $9.59M | 0.0% | ▲ Add | 8 | SEC ↗ |
| 23 | Clearbridge Investments, LLC | 415.13K | +3.0% | $9.22M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 24 | Bank of New York Mellon Corp | 409.80K | +2.0% | $9.10M | 0.0% | ▲ Add | 3 | SEC ↗ ×8 |
| 25 | Nuveen, LLC | 386.79K | -46.1% | $8.59M | 0.0% | ▼ Trim | 3 | SEC ↗ ×3 |
| 26 | Renaissance Technologies ✦ | 360.57K | -32.4% | $8.01M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 27 | New York State Common Retirement… | 355.95K | +6.7% | $7.91M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 28 | Squarepoint Ops LLC | 300.07K | -64.0% | $6.66M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 29 | Fisher Asset Management ✦ | 298.50K | -7.6% | $6.63M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 30 | Ameriprise Financial Inc | 298.32K | +83.0% | $6.63M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 31 | Ensign Peak Advisors, Inc | 289.73K | -41.7% | $6.43M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 32 | UBS AM, a distinct business unit of… | 269.99K | +12.8% | $6.00M | 0.0% | ▲ Add | 3 | SEC ↗ ×9 |
| 33 | Alyeska Investment Group, L.P. | 245.28K | New | $5.45M | 0.0% | New | 1 | SEC ↗ |
| 34 | Deutsche Bank Ag\ | 242.39K | +9.6% | $5.38M | 0.0% | ▲ Add | 3 | SEC ↗ ×4 |
| 35 | Swiss National Bank | 232.00K | +1.7% | $5.15M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 36 | Wells Fargo & Company/Mn | 220.66K | +51.6% | $4.90M | 0.0% | ▲ Add | 3 | SEC ↗ ×4 |
| 37 | Citigroup Inc | 187.91K | +397.2% | $4.17M | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 38 | Rhumbline Advisers | 183.80K | -1.8% | $4.08M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 39 | Voya Investment Management Llc | 174.46K | +101.4% | $3.87M | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 40 | Invesco Ltd. | 164.60K | -33.9% | $3.66M | 0.0% | ▼ Trim | 3 | SEC ↗ ×5 |
| 41 | BNP Paribas Asset Management… | 157.92K | -4.2% | $3.51M | 0.0% | ▼ Trim | 3 | SEC ↗ ×2 |
| 42 | Adage Capital Partners ✦ | 150.00K | -85.0% | $3.33M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 43 | Alliancebernstein L.P. | 172.08K | +26.6% | $3.12M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 44 | Russell Investments Group, Ltd. | 105.55K | +163.7% | $2.34M | 0.0% | ▲ Add | 3 | SEC ↗ ×4 |
| 45 | Legal & General Group Plc | 97.94K | +1.5% | $2.18M | 0.0% | ▲ Add | 3 | SEC ↗ ×3 |
| 46 | AQR Capital Management ✦ | 84.05K | -0.2% | $1.87M | 0.0% | ▼ Trim | 6 | SEC ↗ ×6 |
| 47 | Manufacturers Life Insurance… | 78.62K | +23.1% | $1.75M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 48 | Fifth Third Bancorp | 75.86K | +39.9% | $1.68M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 49 | Cibc World Market Inc. | 75.78K | +9.5% | $1.68M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 50 | MIRAE ASSET GLOBAL ETFS HOLDINGS… | 76.19K | +1.0% | $1.68M | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 51 | State Of Wisconsin Investment Board | 69.70K | +1.6% | $1.55M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 52 | Envestnet Asset Management Inc | 66.58K | -2.6% | $1.48M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 53 | Royal Bank Of Canada | 65.02K | -4.7% | $1.44M | 0.0% | ▼ Trim | 3 | SEC ↗ ×4 |
| 54 | D. E. Shaw & Co. ✦ | 60.16K | New | $1.34M | 0.0% | New | 1 | SEC ↗ ×2 |
| 55 | Zurcher Kantonalbank (Zurich… | 58.95K | +13.0% | $1.31M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 56 | Victory Capital Management Inc | 54.50K | +2.9% | $1.21M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 57 | Wellington Management ✦ | 52.43K | +7.2% | $1.16M | 0.0% | ▲ Add | 9 | SEC ↗ ×4 |
| 58 | Quantinno Capital Management LP | 51.49K | +166.8% | $1.14M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 59 | Norges Bank ✦ (passive) | 49.32K | New | $1.10M | 0.0% | New | 1 | SEC ↗ |
| 60 | Susquehanna International Group, Llp | 47.13K | -56.6% | $1.05M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 61 | Sei Investments Co | 44.05K | -2.0% | $978,434 | 0.0% | ▼ Trim | 3 | SEC ↗ ×2 |
| 62 | Barclays Plc | 37.18K | +1.7% | $825,768 | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 63 | State Board Of Administration Of… | 35.54K | +47.9% | $789,277 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 64 | Creative Planning | 34.86K | +16.4% | $774,174 | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 65 | Assetmark, Inc | 28.62K | -7.9% | $635,672 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 66 | Allianz Asset Management GmbH | 26.70K | +78.0% | $593,007 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 67 | Bnp Paribas Financial Markets | 23.79K | -39.4% | $528,287 | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 68 | ProShare Advisors LLC | 23.28K | -12.7% | $517,116 | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 69 | Prudential Financial Inc | 22.48K | +9.3% | $499,281 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 70 | LPL Financial LLC | 20.06K | +9.2% | $445,488 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 71 | Pictet Asset Management Holding SA | 19.37K | 0.0% | $430,252 | 0.0% | Held | 3 | SEC ↗ |
| 72 | Stifel Financial Corp | 14.95K | -6.7% | $332,085 | 0.0% | ▼ Trim | 2 | SEC ↗ ×2 |
| 73 | Rockefeller Capital Management L.P. | 14.28K | -5.8% | $317,114 | 0.0% | ▼ Trim | 3 | SEC ↗ ×3 |
| 74 | Two Sigma Investments ✦ | 14.18K | New | $314,893 | 0.0% | New | 1 | SEC ↗ |
| 75 | Mariner, LLC | 13.90K | -13.6% | $308,790 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 76 | Universal- Beteiligungs- und… | 12.11K | +2.6% | $268,986 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 77 | Mirae Asset Global Investments Co.… | 7.39K | -13.9% | $164,199 | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 78 | Jones Financial Companies Lllp | 4.93K | +10.0% | $103,192 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 79 | Simplex Trading, Llc | 2.01K | +15.7% | $44,575 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 80 | Pacer Advisors, Inc. | 1.92K | New | $43,000 | 0.0% | New | 1 | SEC ↗ |
| 81 | Osaic Holdings, Inc. | 1.24K | -4.0% | $27,517 | 0.0% | ▼ Trim | 3 | SEC ↗ ×2 |
| 82 | Us Bancorp \De\ | 972 | +0.7% | $21,588 | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 83 | Optiver Holding B.V. | 747 | New | $16,591 | 0.0% | New | 1 | SEC ↗ |
| 84 | Pnc Financial Services Group, Inc. | 537 | -41.7% | $11,926 | 0.0% | ▼ Trim | 3 | SEC ↗ ×4 |
| 85 | Group One Trading Llc | 373 | -65.2% | $8,284 | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 86 | Northwestern Mutual Wealth… | 267 | New | $5,930 | 0.0% | New | 1 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| Alyeska Investment Group, L.P. | $5.45M | 0.0% |
| D. E. Shaw & Co. | $1.34M | 0.0% |
| Norges Bank | $1.10M | 0.0% |
| Two Sigma Investments | $314,893 | 0.0% |
| Pacer Advisors, Inc. | $43,000 | 0.0% |
| Optiver Holding B.V. | $16,591 | 0.0% |
| Northwestern Mutual Wealth… | $5,930 | 0.0% |
Exited
| Qube Research & Technologies… | $4.59M | was 0.0% |
| Man Group plc | $1.73M | was 0.0% |
| Tudor Investment Corp Et Al | $1.40M | was 0.0% |
| Capstone Investment Advisors… | $203,364 | was 0.0% |
| National Bank Of Canada /Fi/ | $3,624 | 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: Q2 2026 ·
Methodology ·
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