Security record · archived quarter
DXCM
DexCom, Inc. · Healthcare · Medical - Devices
169Tracked holders
0Δ holders
297.37MShares held
$18.71BReported value
+3New positions
−4Exits
Momentum inputs (comparable managers): holder breadth 0.0% · share flow +3.6% · net new positions -0.6% · formula
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 | 3 | -1 | 360.94K | $29.46M | n/a | −1 |
| Q2 2026 | 168 | +1 | 305.13M | $20.51B | +7 | −5 |
| Q1 2026 | 169 | 0 | 297.37M | $18.71B | +3 | −4 |
| Q4 2025 | 168 | 0 | 314.09M | $20.85B | +1 | n/a |
| Q3 2025 | 26 | +1 | 175.97M | $11.84B | +1 | −1 |
| Q2 2025 | 23 | -1 | 152.74M | $13.33B | n/a | −1 |
| Q1 2025 | 21 | 0 | 61.18M | $4.17B | n/a | n/a |
| Q4 2024 | 21 | +1 | 69.06M | $5.37B | +1 | n/a |
| Q3 2024 | 19 | -2 | 54.56M | $3.66B | n/a | −2 |
| Q2 2024 | 21 | n/a | 52.99M | $6.01B | n/a | n/a |
Who holds it · Q1 2026
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | BlackRock ✦ (passive) | 38.96M | -2.2% | $2.45B | 0.0% | ▼ Trim | 4 | SEC ↗ ×22 |
| 2 | Vanguard Capital Management Llc | 25.02M | n/a | $1.57B | 0.0% | n/c | 1 | SEC ↗ |
| 3 | State Street Global Advisors ✦ (passive) | 17.93M | -0.9% | $1.13B | 0.0% | ▼ Trim | 6 | SEC ↗ |
| 4 | Baillie Gifford ✦ | 15.60M | +0.3% | $979.65M | 1.0% | ▲ Add | 8 | SEC ↗ ×4 |
| 5 | Invesco Ltd. | 13.67M | -2.9% | $858.62M | 0.1% | ▼ Trim | 2 | SEC ↗ ×14 |
| 6 | Alliancebernstein L.P. | 12.92M | +49.9% | $857.74M | 0.3% | ▲ Add | 2 | SEC ↗ |
| 7 | Geode Capital Management ✦ (passive) | 12.35M | +12.2% | $772.91M | 0.0% | ▲ Add | 8 | SEC ↗ ×2 |
| 8 | UBS AM, a distinct business unit of… | 9.75M | +21.8% | $612.06M | 0.1% | ▲ Add | 2 | SEC ↗ ×13 |
| 9 | Wellington Management ✦ | 9.33M | +203.4% | $585.69M | 0.1% | ▲ Add | 8 | SEC ↗ ×8 |
| 10 | Amundi | 6.33M | +28.8% | $397.68M | 0.1% | ▲ Add | 2 | SEC ↗ ×4 |
| 11 | JPMorgan Chase ✦ | 6.00M | -3.5% | $371.37M | 0.0% | ▼ Trim | 3 | SEC ↗ ×17 |
| 12 | Morgan Stanley ✦ | 5.04M | -0.6% | $316.64M | 0.0% | ▼ Trim | 3 | SEC ↗ ×17 |
| 13 | UBS Group AG | 4.35M | +126.1% | $273.18M | 0.0% | ▲ Add | 2 | SEC ↗ ×9 |
| 14 | Ameriprise Financial Inc | 4.24M | +99.3% | $266.32M | 0.1% | ▲ Add | 2 | SEC ↗ ×7 |
| 15 | CIBC Bancorp USA Inc. | 4.22M | n/a | $264.69M | 0.4% | n/c | 1 | SEC ↗ ×3 |
| 16 | Northern Trust Corp | 3.43M | +1.4% | $215.09M | 0.0% | ▲ Add | 2 | SEC ↗ ×11 |
| 17 | Deutsche Bank Ag\ | 3.39M | -21.6% | $213.06M | 0.1% | ▼ Trim | 2 | SEC ↗ ×14 |
| 18 | Charles Schwab Investment… | 3.18M | +3.1% | $199.41M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 19 | Goldman Sachs Group ✦ | 3.04M | +24.9% | $191.14M | 0.0% | ▲ Add | 3 | SEC ↗ ×6 |
| 20 | American Century Companies Inc | 2.95M | +31.8% | $184.95M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 21 | Bank Of America Corp /De/ | 2.93M | -23.1% | $184.24M | 0.0% | ▼ Trim | 2 | SEC ↗ ×8 |
| 22 | Raymond James Financial Inc | 2.78M | +13.5% | $173.95M | 0.1% | ▲ Add | 2 | SEC ↗ ×5 |
| 23 | Janus Henderson Group Plc | 2.64M | +32.3% | $166.08M | 0.1% | ▲ Add | 2 | SEC ↗ ×3 |
| 24 | Legal & General Group Plc | 2.61M | +0.2% | $163.87M | 0.0% | ▲ Add | 2 | SEC ↗ ×3 |
| 25 | Franklin Resources Inc | 2.61M | -2.8% | $163.75M | 0.0% | ▼ Trim | 2 | SEC ↗ ×10 |
| 26 | Arrowstreet Capital ✦ | 2.55M | +100.4% | $159.83M | 0.1% | ▲ Add | 8 | SEC ↗ |
| 27 | BNP Paribas Asset Management… | 2.47M | +32.3% | $154.90M | 0.2% | ▲ Add | 2 | SEC ↗ ×2 |
| 28 | Toronto Dominion Bank | 2.47M | +980.0% | $154.82M | 0.3% | ▲ Add | 2 | SEC ↗ ×3 |
| 29 | AQR Capital Management ✦ | 2.17M | -29.9% | $136.50M | 0.1% | ▼ Trim | 8 | SEC ↗ ×9 |
| 30 | Bank of New York Mellon Corp | 2.14M | -2.4% | $134.59M | 0.0% | ▼ Trim | 2 | SEC ↗ ×21 |
| 31 | Citadel Advisors ✦ | 2.09M | +2307.2% | $131.37M | 0.1% | ▲ Add | 8 | SEC ↗ ×2 |
| 32 | Royal Bank Of Canada | 1.97M | -22.3% | $123.99M | 0.0% | ▼ Trim | 2 | SEC ↗ ×8 |
| 33 | Massachusetts Financial Services Co… | 1.93M | +143.8% | $122.03M | 0.0% | ▲ Add | 2 | SEC ↗ ×8 |
| 34 | Blair William & Co/Il | 1.93M | -3.1% | $121.04M | 0.3% | ▼ Trim | 2 | SEC ↗ |
| 35 | Dimensional Fund Advisors Lp | 1.90M | +1.3% | $119.02M | 0.0% | ▲ Add | 2 | SEC ↗ ×5 |
| 36 | National Bank Of Canada /Fi/ | 1.87M | +312.7% | $117.50M | 0.1% | ▲ Add | 2 | SEC ↗ ×3 |
| 37 | Neuberger Berman Group LLC | 1.73M | -26.1% | $108.59M | 0.1% | ▼ Trim | 2 | SEC ↗ ×2 |
| 38 | Nuveen, LLC | 1.72M | -62.8% | $108.30M | 0.0% | ▼ Trim | 2 | SEC ↗ ×3 |
| 39 | Assenagon Asset Management S.A. | 1.72M | +40.2% | $107.97M | 0.2% | ▲ Add | 2 | SEC ↗ |
| 40 | Fidelity (FMR) ✦ | 1.67M | +28.8% | $105.07M | 0.0% | ▲ Add | 4 | SEC ↗ ×4 |
| 41 | Adage Capital Partners ✦ | 1.67M | +5.0% | $104.65M | 0.2% | ▲ Add | 8 | SEC ↗ |
| 42 | Millennium Management ✦ | 1.62M | +2.0% | $101.87M | 0.1% | ▲ Add | 8 | SEC ↗ |
| 43 | Bnp Paribas Financial Markets | 1.60M | -12.9% | $100.54M | 0.1% | ▼ Trim | 2 | SEC ↗ |
| 44 | Renaissance Technologies ✦ | 1.58M | +9.6% | $99.41M | 0.2% | ▲ Add | 8 | SEC ↗ |
| 45 | T. Rowe Price ✦ | 1.45M | -1.6% | $90.78M | 0.0% | ▼ Trim | 8 | SEC ↗ ×2 |
| 46 | Capital World Investors ✦ | 1.38M | 0.0% | $86.92M | 0.0% | Held | 8 | SEC ↗ |
| 47 | Mitsubishi UFJ Asset Management… | 1.25M | +6.5% | $78.23M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 48 | Victory Capital Management Inc | 1.22M | +14.0% | $76.40M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 49 | Mackenzie Financial Corp | 1.20M | -0.7% | $75.61M | 0.1% | ▼ Trim | 2 | SEC ↗ |
| 50 | Hsbc Holdings Plc | 1.17M | -34.2% | $73.44M | 0.0% | ▼ Trim | 2 | SEC ↗ ×6 |
| 51 | Squarepoint Ops LLC | 1.15M | -54.3% | $72.50M | 0.2% | ▼ Trim | 2 | SEC ↗ |
| 52 | Swiss National Bank | 1.14M | +6.5% | $71.88M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 53 | Barclays Plc | 1.12M | -16.1% | $70.61M | 0.0% | ▼ Trim | 2 | SEC ↗ ×6 |
| 54 | Two Sigma Investments ✦ | 1.11M | +3.0% | $70.02M | 0.1% | ▲ Add | 8 | SEC ↗ |
| 55 | Jennison Associates Llc | 1.05M | -81.9% | $65.82M | 0.0% | ▼ Trim | 2 | SEC ↗ ×2 |
| 56 | Russell Investments Group, Ltd. | 983.38K | -3.0% | $61.69M | 0.1% | ▼ Trim | 2 | SEC ↗ ×17 |
| 57 | First Trust Advisors Lp | 958.63K | -8.6% | $60.20M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 58 | Sumitomo Mitsui Trust Group, Inc. | 908.94K | -5.0% | $57.08M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 59 | Bank Of Nova Scotia | 887.25K | -12.2% | $55.72M | 0.1% | ▼ Trim | 2 | SEC ↗ |
| 60 | Wells Fargo & Company/Mn | 846.00K | +4.2% | $53.13M | 0.0% | ▲ Add | 2 | SEC ↗ ×5 |
| 61 | Citigroup Inc | 834.09K | -1.4% | $52.38M | 0.0% | ▼ Trim | 2 | SEC ↗ ×3 |
| 62 | Canada Pension Plan Investment Board | 825.75K | +2.1% | $51.86M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 63 | Allianz Asset Management GmbH | 819.50K | -3.9% | $51.46M | 0.1% | ▼ Trim | 2 | SEC ↗ ×2 |
| 64 | Envestnet Asset Management Inc | 815.52K | +5.0% | $51.21M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 65 | DZ BANK AG Deutsche Zentral… | 799.47K | +10.2% | $50.21M | 0.0% | ▲ Add | 2 | SEC ↗ ×5 |
| 66 | Federated Hermes, Inc. | 793.28K | -30.9% | $49.82M | 0.1% | ▼ Trim | 2 | SEC ↗ ×4 |
| 67 | Rhumbline Advisers | 772.56K | -0.4% | $48.52M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 68 | Pictet Asset Management Holding SA | 756.33K | -1.6% | $47.50M | 0.1% | ▼ Trim | 2 | SEC ↗ |
| 69 | Principal Financial Group Inc | 755.52K | +31.1% | $47.45M | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 70 | Jane Street Group, Llc | 741.67K | +1362.8% | $46.58M | 0.1% | ▲ Add | 2 | SEC ↗ ×4 |
| 71 | Korea Investment CORP | 699.30K | +10.3% | $43.92M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 72 | California Public Employees… | 637.34K | +21.3% | $40.03M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 73 | National Pension Service | 635.55K | +2.7% | $39.91M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 74 | Universal- Beteiligungs- und… | 610.67K | +19.6% | $38.50M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 75 | California State Teachers… | 587.56K | -2.5% | $36.90M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 76 | Nomura Asset Management… | 573.39K | New | $36.01M | 0.1% | New | 1 | SEC ↗ |
| 77 | Balyasny Asset Management L.P. | 566.31K | -44.2% | $35.56M | 0.1% | ▼ Trim | 2 | SEC ↗ |
| 78 | MIRAE ASSET GLOBAL ETFS HOLDINGS… | 563.25K | +21.7% | $35.09M | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 79 | Quantinno Capital Management LP | 551.72K | +35.6% | $34.65M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 80 | ProShare Advisors LLC | 551.28K | -19.5% | $34.62M | 0.1% | ▼ Trim | 2 | SEC ↗ |
| 81 | FIL Ltd | 502.35K | -15.3% | $31.55M | 0.0% | ▼ Trim | 2 | SEC ↗ ×4 |
| 82 | Aberdeen Group plc | 477.30K | -10.0% | $29.97M | 0.0% | ▼ Trim | 2 | SEC ↗ ×3 |
| 83 | Mitsubishi UFJ Trust & Banking Corp | 472.41K | -2.4% | $29.67M | 0.1% | ▼ Trim | 2 | SEC ↗ ×2 |
| 84 | Baird Financial Group, Inc. | 466.08K | +45.1% | $29.27M | 0.0% | ▲ Add | 2 | SEC ↗ ×4 |
| 85 | Susquehanna International Group, Llp | 378.71K | -26.7% | $23.78M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 86 | LPL Financial LLC | 365.37K | +97.6% | $22.94M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 87 | Ensign Peak Advisors, Inc | 362.71K | -48.1% | $22.78M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 88 | Man Group plc | 357.84K | -62.8% | $22.47M | 0.0% | ▼ Trim | 2 | SEC ↗ ×3 |
| 89 | State Board Of Administration Of… | 353.28K | -0.3% | $22.19M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 90 | PFA Pension, Forsikringsaktieselskab | 345.04K | -0.1% | $21.67M | 0.1% | ▼ Trim | 2 | SEC ↗ |
| 91 | Aviva Plc | 325.47K | +3.5% | $20.44M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 92 | Manufacturers Life Insurance… | 321.48K | +5.7% | $20.19M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 93 | Bank Of Montreal /Can/ | 320.51K | -14.2% | $20.13M | 0.0% | ▼ Trim | 2 | SEC ↗ ×8 |
| 94 | LMR Partners LLP | 309.09K | New | $19.41M | 0.2% | New | 1 | SEC ↗ |
| 95 | Nomura Holdings Inc | 285.04K | +354.5% | $17.90M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 96 | Nordea Investment Management Ab | 266.79K | +4.9% | $16.60M | 0.0% | ▲ Add | 2 | SEC ↗ ×3 |
| 97 | State Of Wisconsin Investment Board | 258.13K | +19.0% | $16.21M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 98 | Point72 Asset Management ✦ | 257.30K | -78.9% | $16.16M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 99 | Asset Management One Co., Ltd. | 253.00K | -1.9% | $15.89M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 100 | Bamco Inc /Ny/ | 241.00K | -6.4% | $15.13M | 0.0% | ▼ Trim | 2 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value: the conviction measure. ✦ = curated manager.
New buyers
| Nomura Asset Management… | $36.01M | 0.1% |
| LMR Partners LLP | $19.41M | 0.2% |
Exited
| Norges Bank | $483.36M | was 0.1% |
| Qube Research & Technologies… | $10.08M | was 0.0% |
| Tudor Investment Corp Et Al | $1.59M | was 0.0% |
| Optiver Holding B.V. | $181,588 | was 0.0% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 1 holders, 15.50K shares, $973 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)
Sep 28
Stern Sadie
Officer · 2.56K sh · $220,975
Sep 15
AUGUSTINOS NICHOLAS
Director · 6.54K sh · $549,538
Sep 15
Brown Michael Jon
Officer · 1.70K sh · $142,868
Sep 14
AUGUSTINOS NICHOLAS
Director · 1.55K sh · $130,231
Sep 10
Sylvain Jereme M
Officer · 3.64K sh · $302,936
Aug 27
Stern Sadie
Officer · 2.56K sh · $226,669
Aug 20
SAYER KEVIN R
Officer, Director · 19.31K sh · $1.73M
Aug 20
SAYER KEVIN R
Officer, Director · 97 sh · $8,867
Aug 20
SAYER KEVIN R
Officer, Director · 7.35K sh · $667,332
Aug 14
Brown Michael Jon
Officer · 1.70K sh · $156,281
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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