Security record · archived quarter
ADPT
Adaptive Biotechnologies Corporation · Healthcare · Biotechnology
110Tracked holders
+7Δ holders
111.61MShares held
$1.55BReported value
+11New positions
−4Exits
Momentum inputs (comparable managers):
holder breadth +6.8% ·
share flow +1.9% ·
net new positions +6.4%
· formula
Broad accumulation: rising shares across more 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 |
|---|---|---|---|---|---|---|
| Q3 2026 | 1 | -1 | 18.90K | $493,205 | n/a | −2 |
| Q2 2026 | 106 | 0 | 115.12M | $2.47B | +6 | −7 |
| Q1 2026 | 110 | +7 | 111.61M | $1.55B | +11 | −4 |
| Q4 2025 | 102 | 0 | 114.72M | $1.86B | +1 | −1 |
| Q3 2025 | 21 | +2 | 74.70M | $1.12B | +2 | n/a |
| Q2 2025 | 16 | +2 | 70.34M | $819.50M | +2 | n/a |
| Q1 2025 | 11 | 0 | 46.91M | $348.49M | +2 | −2 |
| Q4 2024 | 11 | -1 | 53.01M | $317.80M | n/a | −1 |
| Q3 2024 | 11 | +2 | 55.08M | $282.02M | +2 | n/a |
| Q2 2024 | 9 | n/a | 54.39M | $196.88M | n/a | n/a |
Who holds it · Q1 2026
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | Viking Global Investors ✦ | 29.99M | 0.0% | $416.31M | 1.2% | Held | 8 | SEC ↗ |
| 2 | BlackRock ✦ (passive) | 13.30M | -0.2% | $184.65M | 0.0% | ▼ Trim | 4 | SEC ↗ ×16 |
| 3 | Vanguard Capital Management Llc | 6.09M | n/a | $84.59M | 0.0% | n/c | 1 | SEC ↗ |
| 4 | Invesco Ltd. | 4.45M | +43.2% | $61.77M | 0.0% | ▲ Add | 2 | SEC ↗ ×7 |
| 5 | Wellington Management ✦ | 3.86M | +78.2% | $53.54M | 0.0% | ▲ Add | 3 | SEC ↗ ×4 |
| 6 | Geode Capital Management ✦ (passive) | 3.64M | +3.5% | $50.48M | 0.0% | ▲ Add | 8 | SEC ↗ ×2 |
| 7 | Goldman Sachs Group ✦ | 3.24M | +11.7% | $45.00M | 0.0% | ▲ Add | 3 | SEC ↗ ×4 |
| 8 | State Street Global Advisors ✦ (passive) | 3.23M | +1.4% | $44.79M | 0.0% | ▲ Add | 6 | SEC ↗ |
| 9 | Ameriprise Financial Inc | 3.02M | +16.5% | $41.88M | 0.0% | ▲ Add | 2 | SEC ↗ ×4 |
| 10 | BNP Paribas Asset Management… | 2.69M | New | $37.31M | 0.0% | New | 1 | SEC ↗ ×2 |
| 11 | ARK Investment Management ✦ | 2.09M | -2.1% | $29.05M | 0.2% | ▼ Trim | 8 | SEC ↗ |
| 12 | Arrowstreet Capital ✦ | 2.00M | -17.6% | $27.69M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 13 | D. E. Shaw & Co. ✦ | 1.97M | +3.3% | $27.28M | 0.0% | ▲ Add | 4 | SEC ↗ ×2 |
| 14 | Nomura Asset Management… | 1.88M | -3.0% | $26.11M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 15 | Principal Financial Group Inc | 1.70M | +9.8% | $23.66M | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 16 | Sumitomo Mitsui Trust Group, Inc. | 1.60M | -18.1% | $22.14M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 17 | T. Rowe Price ✦ | 1.57M | -64.3% | $21.74M | 0.0% | ▼ Trim | 8 | SEC ↗ ×2 |
| 18 | Northern Trust Corp | 1.39M | +18.7% | $19.33M | 0.0% | ▲ Add | 2 | SEC ↗ ×6 |
| 19 | Nuveen, LLC | 1.30M | +65.8% | $18.10M | 0.0% | ▲ Add | 2 | SEC ↗ ×3 |
| 20 | Bank Of America Corp /De/ | 1.23M | +52.3% | $17.04M | 0.0% | ▲ Add | 2 | SEC ↗ ×5 |
| 21 | Charles Schwab Investment… | 1.15M | -2.4% | $15.90M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 22 | Millennium Management ✦ | 1.08M | +5790.8% | $15.01M | 0.0% | ▲ Add | 8 | SEC ↗ |
| 23 | Massachusetts Financial Services Co… | 1.07M | +16.2% | $14.88M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 24 | Aberdeen Group plc | 1.07M | +2.3% | $14.86M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 25 | Point72 Asset Management ✦ | 1.02M | +403.2% | $14.18M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 26 | Morgan Stanley ✦ | 967.12K | -15.8% | $13.42M | 0.0% | ▼ Trim | 3 | SEC ↗ ×8 |
| 27 | Tudor Investment Corp Et Al | 786.28K | +41.9% | $10.91M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 28 | Deutsche Bank Ag\ | 785.78K | -54.7% | $10.91M | 0.0% | ▼ Trim | 2 | SEC ↗ ×2 |
| 29 | Jennison Associates Llc | 753.07K | -71.8% | $10.45M | 0.0% | ▼ Trim | 2 | SEC ↗ ×2 |
| 30 | Jane Street Group, Llc | 682.18K | New | $9.47M | 0.0% | New | 1 | SEC ↗ ×2 |
| 31 | Connor, Clark & Lunn Investment… | 649.63K | +9.9% | $9.02M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 32 | Qube Research & Technologies Ltd | 639.38K | -30.1% | $8.87M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 33 | Fidelity (FMR) ✦ | 567.03K | +46.9% | $7.87M | 0.0% | ▲ Add | 4 | SEC ↗ ×3 |
| 34 | Sei Investments Co | 560.55K | +77.1% | $7.78M | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 35 | First Trust Advisors Lp | 554.58K | +2.9% | $7.70M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 36 | AQR Capital Management ✦ | 485.23K | +3.6% | $6.74M | 0.0% | ▲ Add | 8 | SEC ↗ ×8 |
| 37 | Cerity Partners LLC | 445.59K | -13.1% | $6.18M | 0.0% | ▼ Trim | 2 | SEC ↗ ×3 |
| 38 | Bank of New York Mellon Corp | 401.90K | -2.8% | $5.58M | 0.0% | ▼ Trim | 2 | SEC ↗ ×6 |
| 39 | Victory Capital Management Inc | 390.86K | -19.9% | $5.43M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 40 | Raymond James Financial Inc | 382.30K | +16.8% | $5.31M | 0.0% | ▲ Add | 2 | SEC ↗ ×4 |
| 41 | Allianz Asset Management GmbH | 379.81K | +17.1% | $5.27M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 42 | Citadel Advisors ✦ | 363.33K | +538.0% | $5.04M | 0.0% | ▲ Add | 8 | SEC ↗ ×2 |
| 43 | Prudential Financial Inc | 359.10K | -19.9% | $4.98M | 0.0% | ▼ Trim | 2 | SEC ↗ ×2 |
| 44 | Legal & General Group Plc | 324.61K | -10.4% | $4.51M | 0.0% | ▼ Trim | 2 | SEC ↗ ×3 |
| 45 | Russell Investments Group, Ltd. | 274.42K | -39.3% | $3.81M | 0.0% | ▼ Trim | 2 | SEC ↗ ×13 |
| 46 | Man Group plc | 245.94K | +16.4% | $3.41M | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 47 | JPMorgan Chase ✦ | 259.18K | -2.5% | $3.33M | 0.0% | ▼ Trim | 3 | SEC ↗ ×4 |
| 48 | Renaissance Technologies ✦ | 239.80K | New | $3.33M | 0.0% | New | 1 | SEC ↗ |
| 49 | UBS Group AG | 225.99K | -55.9% | $3.14M | 0.0% | ▼ Trim | 2 | SEC ↗ ×3 |
| 50 | Swiss National Bank | 225.20K | 0.0% | $3.13M | 0.0% | Held | 2 | SEC ↗ |
| 51 | UBS AM, a distinct business unit of… | 222.52K | +9.8% | $3.09M | 0.0% | ▲ Add | 2 | SEC ↗ ×8 |
| 52 | Dimensional Fund Advisors Lp | 188.34K | -86.4% | $2.61M | 0.0% | ▼ Trim | 2 | SEC ↗ ×3 |
| 53 | Rhumbline Advisers | 182.87K | -1.0% | $2.54M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 54 | Franklin Resources Inc | 174.33K | -38.3% | $2.42M | 0.0% | ▼ Trim | 2 | SEC ↗ ×3 |
| 55 | Susquehanna International Group, Llp | 157.82K | +328.7% | $2.19M | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 56 | California State Teachers… | 143.66K | +28.4% | $1.99M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 57 | Alliancebernstein L.P. | 121.23K | -24.0% | $1.97M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 58 | New York State Common Retirement… | 136.73K | +52.6% | $1.90M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 59 | Blair William & Co/Il | 136.09K | +57.4% | $1.89M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 60 | Osaic Holdings, Inc. | 135.99K | +9.4% | $1.89M | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 61 | Hrt Financial Lp | 131.24K | +5.6% | $1.82M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 62 | Squarepoint Ops LLC | 121.99K | +74.9% | $1.69M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 63 | Ensign Peak Advisors, Inc | 120.84K | -13.8% | $1.68M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 64 | Two Sigma Investments ✦ | 118.20K | New | $1.64M | 0.0% | New | 1 | SEC ↗ |
| 65 | Us Bancorp \De\ | 116.46K | -11.4% | $1.62M | 0.0% | ▼ Trim | 2 | SEC ↗ ×2 |
| 66 | Neuberger Berman Group LLC | 110.66K | -75.5% | $1.54M | 0.0% | ▼ Trim | 2 | SEC ↗ ×2 |
| 67 | Universal- Beteiligungs- und… | 104.70K | +40.5% | $1.45M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 68 | LPL Financial LLC | 99.89K | -1.9% | $1.39M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 69 | Gotham Asset Management ✦ | 90.75K | -35.5% | $1.26M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 70 | Bridgewater Associates ✦ | 89.71K | -66.2% | $1.25M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 71 | Marshall Wace ✦ | 86.35K | -23.1% | $1.20M | 0.0% | ▼ Trim | 2 | SEC ↗ ×2 |
| 72 | Creative Planning | 83.44K | -1.7% | $1.16M | 0.0% | ▼ Trim | 2 | SEC ↗ ×2 |
| 73 | Wells Fargo & Company/Mn | 81.80K | -57.0% | $1.14M | 0.0% | ▼ Trim | 2 | SEC ↗ ×3 |
| 74 | Bnp Paribas Financial Markets | 81.38K | +17.8% | $1.13M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 75 | Corient Private Wealth LP | 72.20K | -49.8% | $999,891 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 76 | Manufacturers Life Insurance… | 71.67K | -2.0% | $994,807 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 77 | MIRAE ASSET GLOBAL ETFS HOLDINGS… | 70.03K | +0.9% | $972,086 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 78 | Envestnet Asset Management Inc | 61.95K | +15.5% | $859,838 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 79 | Barclays Plc | 59.44K | -78.7% | $825,070 | 0.0% | ▼ Trim | 2 | SEC ↗ ×4 |
| 80 | Zurcher Kantonalbank (Zurich… | 49.62K | +1.9% | $688,753 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 81 | Voya Investment Management Llc | 48.83K | +8.8% | $677,789 | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 82 | Janus Henderson Group Plc | 46.90K | 0.0% | $651,207 | 0.0% | Held | 2 | SEC ↗ |
| 83 | Royal Bank Of Canada | 46.47K | -40.9% | $645,000 | 0.0% | ▼ Trim | 2 | SEC ↗ ×3 |
| 84 | Cetera Investment Advisers | 42.41K | +40.5% | $588,609 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 85 | Quantinno Capital Management LP | 41.54K | +1.7% | $576,547 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 86 | State Board Of Administration Of… | 35.56K | 0.0% | $493,545 | 0.0% | Held | 2 | SEC ↗ |
| 87 | Commonwealth Equity Services, Llc | 32.02K | -18.9% | $444,400 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 88 | Td Asset Management Inc | 30.67K | New | $425,700 | 0.0% | New | 1 | SEC ↗ |
| 89 | ProShare Advisors LLC | 28.55K | -16.2% | $396,286 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 90 | Cwm, Llc | 26.08K | +3.0% | $362,046 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 91 | Lazard Asset Management Llc | 25.10K | +16.1% | $348,360 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 92 | Captrust Financial Advisors | 20.90K | +3.3% | $290,032 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 93 | Wealth Enhancement Advisory… | 19.24K | +30.2% | $284,900 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 94 | Citigroup Inc | 18.31K | -23.7% | $254,157 | 0.0% | ▼ Trim | 2 | SEC ↗ ×2 |
| 95 | Canada Pension Plan Investment Board | 18.30K | -29.9% | $254,004 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 96 | Rockefeller Capital Management L.P. | 17.26K | +127.8% | $239,611 | 0.0% | ▲ Add | 2 | SEC ↗ ×3 |
| 97 | Pictet Asset Management Holding SA | 15.94K | 0.0% | $221,233 | 0.0% | Held | 2 | SEC ↗ |
| 98 | Pnc Financial Services Group, Inc. | 14.74K | +6.8% | $204,550 | 0.0% | ▲ Add | 2 | SEC ↗ ×4 |
| 99 | Robeco Institutional Asset… | 11.65K | 0.0% | $161,730 | 0.0% | Held | 2 | SEC ↗ |
| 100 | State Of Wisconsin Investment Board | 11.50K | New | $159,564 | 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
| BNP Paribas Asset Management… | $37.31M | 0.0% |
| Jane Street Group, Llc | $9.47M | 0.0% |
| Renaissance Technologies | $3.33M | 0.0% |
| Two Sigma Investments | $1.64M | 0.0% |
| Td Asset Management Inc | $425,700 | 0.0% |
| State Of Wisconsin Investment… | $159,564 | 0.0% |
Exited
| Balyasny Asset Management L.P. | $6.93M | was 0.0% |
| Capstone Investment Advisors… | $334,528 | was 0.0% |
| Daiwa Securities Group Inc. | $7,000 | was 0.0% |
| Northwestern Mutual Wealth… | $65 | was 0.0% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 295 holders, 151.59M shares, $2.01B 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)
No open-market insider purchases in our coverage window.
Open-market sales (S)
Oct 21
RUBINSTEIN JULIE
Officer · 5.88K sh · $150,403
Oct 21
RUBINSTEIN JULIE
Officer · 6.00K sh · $151,475
Oct 20
RUBINSTEIN JULIE
Officer · 100 sh · $2,485
Oct 20
RUBINSTEIN JULIE
Officer · 11.78K sh · $288,988
Oct 19
RUBINSTEIN JULIE
Officer · 11.88K sh · $285,738
Oct 16
RUBINSTEIN JULIE
Officer · 11.58K sh · $280,376
Oct 16
RUBINSTEIN JULIE
Officer · 300 sh · $7,635
Oct 15
RUBINSTEIN JULIE
Officer · 11.88K sh · $304,272
Oct 14
RUBINSTEIN JULIE
Officer · 5.10K sh · $131,682
Oct 14
RUBINSTEIN JULIE
Officer · 6.78K sh · $173,390
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology
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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