Security record · archived quarter
DXCM
DexCom, Inc. · Healthcare · Medical - Devices
26Tracked holders
+1Δ holders
175.97MShares held
$11.84BReported value
+1New positions
−1Exits
Momentum inputs (comparable managers):
holder breadth +4.0% ·
share flow +5.7% ·
net new positions 0.0%
— formula
Broad accumulation — rising shares across more holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q3 2025
Ownership over time
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 168 | +1 | 305.11M | $20.50B | +7 | −5 |
| Q1 2026 | 169 | 0 | 297.37M | $18.71B | +3 | −4 |
| Q4 2025 | 168 | 0 | 314.09M | $20.85B | +1 | — |
| Q3 2025 | 26 | +1 | 175.97M | $11.84B | +1 | −1 |
| Q2 2025 | 23 | -1 | 152.74M | $13.33B | — | −1 |
| Q1 2025 | 21 | 0 | 61.18M | $4.17B | — | — |
| Q4 2024 | 21 | +1 | 69.06M | $5.37B | +1 | — |
| Q3 2024 | 19 | -2 | 54.56M | $3.66B | — | −2 |
| Q2 2024 | 21 | — | 52.99M | $6.01B | — | — |
Who holds it · Q3 2025
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | The Vanguard Group ✦ (passive) | 49.46M | +2.4% | $3.33B | 0.1% | ▲ Add | 2 | SEC ↗ |
| 2 | The Vanguard Group ✦ (passive) | 49.46M | +2.4% | $3.33B | 0.1% | ▲ Add | 2 | SEC ↗ |
| 3 | The Vanguard Group ✦ (passive) | 49.46M | +2.4% | $3.33B | 0.1% | ▲ Add | 2 | SEC ↗ |
| 4 | The Vanguard Group ✦ (passive) | 49.46M | +2.4% | $3.33B | 0.1% | ▲ Add | 2 | SEC ↗ |
| 5 | The Vanguard Group ✦ (passive) | 49.46M | +2.4% | $3.33B | 0.1% | ▲ Add | 2 | SEC ↗ |
| 6 | The Vanguard Group ✦ (passive) | 49.46M | +2.4% | $3.33B | 0.1% | ▲ Add | 2 | SEC ↗ |
| 7 | BlackRock ✦ (passive) | 38.82M | -0.5% | $2.61B | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 8 | BlackRock ✦ (passive) | 38.82M | -0.5% | $2.61B | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 9 | BlackRock ✦ (passive) | 38.82M | -0.5% | $2.61B | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 10 | BlackRock ✦ (passive) | 38.82M | -0.5% | $2.61B | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 11 | BlackRock ✦ (passive) | 38.82M | -0.5% | $2.61B | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 12 | BlackRock ✦ (passive) | 38.82M | -0.5% | $2.61B | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 13 | BlackRock ✦ (passive) | 38.82M | -0.5% | $2.61B | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 14 | BlackRock ✦ (passive) | 38.82M | -0.5% | $2.61B | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 15 | BlackRock ✦ (passive) | 38.82M | -0.5% | $2.61B | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 16 | BlackRock ✦ (passive) | 38.82M | -0.5% | $2.61B | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 17 | BlackRock ✦ (passive) | 38.82M | -0.5% | $2.61B | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 18 | BlackRock ✦ (passive) | 38.82M | -0.5% | $2.61B | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 19 | BlackRock ✦ (passive) | 38.82M | -0.5% | $2.61B | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 20 | BlackRock ✦ (passive) | 38.82M | -0.5% | $2.61B | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 21 | BlackRock ✦ (passive) | 38.82M | -0.5% | $2.61B | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 22 | BlackRock ✦ (passive) | 38.82M | -0.5% | $2.61B | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 23 | BlackRock ✦ (passive) | 38.82M | -0.5% | $2.61B | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 24 | BlackRock ✦ (passive) | 38.82M | -0.5% | $2.61B | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 25 | BlackRock ✦ (passive) | 38.82M | -0.5% | $2.61B | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 26 | BlackRock ✦ (passive) | 38.82M | -0.5% | $2.61B | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 27 | BlackRock ✦ (passive) | 38.82M | -0.5% | $2.61B | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 28 | BlackRock ✦ (passive) | 38.82M | -0.5% | $2.61B | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 29 | BlackRock ✦ (passive) | 38.82M | -0.5% | $2.61B | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 30 | BlackRock ✦ (passive) | 38.82M | -0.5% | $2.61B | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 31 | State Street Global Advisors ✦ (passive) | 16.86M | 0.0% | $1.13B | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 32 | State Street Global Advisors ✦ (passive) | 16.86M | 0.0% | $1.13B | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 33 | Baillie Gifford ✦ | 15.88M | -4.9% | $1.07B | 0.8% | ▼ Trim | 6 | SEC ↗ |
| 34 | Baillie Gifford ✦ | 15.88M | -4.9% | $1.07B | 0.8% | ▼ Trim | 6 | SEC ↗ |
| 35 | Baillie Gifford ✦ | 15.88M | -4.9% | $1.07B | 0.8% | ▼ Trim | 6 | SEC ↗ |
| 36 | Baillie Gifford ✦ | 15.88M | -4.9% | $1.07B | 0.8% | ▼ Trim | 6 | SEC ↗ |
| 37 | JPMorgan Chase ✦ | 12.43M | — | $836.26M | 0.0% | n/c | 1 | SEC ↗ |
| 38 | JPMorgan Chase ✦ | 12.43M | — | $836.26M | 0.0% | n/c | 1 | SEC ↗ |
| 39 | JPMorgan Chase ✦ | 12.43M | — | $836.26M | 0.0% | n/c | 1 | SEC ↗ |
| 40 | JPMorgan Chase ✦ | 12.43M | — | $836.26M | 0.0% | n/c | 1 | SEC ↗ |
| 41 | JPMorgan Chase ✦ | 12.43M | — | $836.26M | 0.0% | n/c | 1 | SEC ↗ |
| 42 | JPMorgan Chase ✦ | 12.43M | — | $836.26M | 0.0% | n/c | 1 | SEC ↗ |
| 43 | JPMorgan Chase ✦ | 12.43M | — | $836.26M | 0.0% | n/c | 1 | SEC ↗ |
| 44 | JPMorgan Chase ✦ | 12.43M | — | $836.26M | 0.0% | n/c | 1 | SEC ↗ |
| 45 | JPMorgan Chase ✦ | 12.43M | — | $836.26M | 0.0% | n/c | 1 | SEC ↗ |
| 46 | JPMorgan Chase ✦ | 12.43M | — | $836.26M | 0.0% | n/c | 1 | SEC ↗ |
| 47 | JPMorgan Chase ✦ | 12.43M | — | $836.26M | 0.0% | n/c | 1 | SEC ↗ |
| 48 | JPMorgan Chase ✦ | 12.43M | — | $836.26M | 0.0% | n/c | 1 | SEC ↗ |
| 49 | JPMorgan Chase ✦ | 12.43M | — | $836.26M | 0.0% | n/c | 1 | SEC ↗ |
| 50 | JPMorgan Chase ✦ | 12.43M | — | $836.26M | 0.0% | n/c | 1 | SEC ↗ |
| 51 | JPMorgan Chase ✦ | 12.43M | — | $836.26M | 0.0% | n/c | 1 | SEC ↗ |
| 52 | JPMorgan Chase ✦ | 12.43M | — | $836.26M | 0.0% | n/c | 1 | SEC ↗ |
| 53 | JPMorgan Chase ✦ | 12.43M | — | $836.26M | 0.0% | n/c | 1 | SEC ↗ |
| 54 | JPMorgan Chase ✦ | 12.43M | — | $836.26M | 0.0% | n/c | 1 | SEC ↗ |
| 55 | JPMorgan Chase ✦ | 12.43M | — | $836.26M | 0.0% | n/c | 1 | SEC ↗ |
| 56 | JPMorgan Chase ✦ | 12.43M | — | $836.26M | 0.0% | n/c | 1 | SEC ↗ |
| 57 | JPMorgan Chase ✦ | 12.43M | — | $836.26M | 0.0% | n/c | 1 | SEC ↗ |
| 58 | JPMorgan Chase ✦ | 12.43M | — | $836.26M | 0.0% | n/c | 1 | SEC ↗ |
| 59 | JPMorgan Chase ✦ | 12.43M | — | $836.26M | 0.0% | n/c | 1 | SEC ↗ |
| 60 | JPMorgan Chase ✦ | 12.43M | — | $836.26M | 0.0% | n/c | 1 | SEC ↗ |
| 61 | JPMorgan Chase ✦ | 12.43M | — | $836.26M | 0.0% | n/c | 1 | SEC ↗ |
| 62 | JPMorgan Chase ✦ | 12.43M | — | $836.26M | 0.0% | n/c | 1 | SEC ↗ |
| 63 | JPMorgan Chase ✦ | 12.43M | — | $836.26M | 0.0% | n/c | 1 | SEC ↗ |
| 64 | JPMorgan Chase ✦ | 12.43M | — | $836.26M | 0.0% | n/c | 1 | SEC ↗ |
| 65 | JPMorgan Chase ✦ | 12.43M | — | $836.26M | 0.0% | n/c | 1 | SEC ↗ |
| 66 | JPMorgan Chase ✦ | 12.43M | — | $836.26M | 0.0% | n/c | 1 | SEC ↗ |
| 67 | JPMorgan Chase ✦ | 12.43M | — | $836.26M | 0.0% | n/c | 1 | SEC ↗ |
| 68 | JPMorgan Chase ✦ | 12.43M | — | $836.26M | 0.0% | n/c | 1 | SEC ↗ |
| 69 | JPMorgan Chase ✦ | 12.43M | — | $836.26M | 0.0% | n/c | 1 | SEC ↗ |
| 70 | JPMorgan Chase ✦ | 12.43M | — | $836.26M | 0.0% | n/c | 1 | SEC ↗ |
| 71 | JPMorgan Chase ✦ | 12.43M | — | $836.26M | 0.0% | n/c | 1 | SEC ↗ |
| 72 | JPMorgan Chase ✦ | 12.43M | — | $836.26M | 0.0% | n/c | 1 | SEC ↗ |
| 73 | JPMorgan Chase ✦ | 12.43M | — | $836.26M | 0.0% | n/c | 1 | SEC ↗ |
| 74 | JPMorgan Chase ✦ | 12.43M | — | $836.26M | 0.0% | n/c | 1 | SEC ↗ |
| 75 | JPMorgan Chase ✦ | 12.43M | — | $836.26M | 0.0% | n/c | 1 | SEC ↗ |
| 76 | JPMorgan Chase ✦ | 12.43M | — | $836.26M | 0.0% | n/c | 1 | SEC ↗ |
| 77 | JPMorgan Chase ✦ | 12.43M | — | $836.26M | 0.0% | n/c | 1 | SEC ↗ |
| 78 | JPMorgan Chase ✦ | 12.43M | — | $836.26M | 0.0% | n/c | 1 | SEC ↗ |
| 79 | JPMorgan Chase ✦ | 12.43M | — | $836.26M | 0.0% | n/c | 1 | SEC ↗ |
| 80 | JPMorgan Chase ✦ | 12.43M | — | $836.26M | 0.0% | n/c | 1 | SEC ↗ |
| 81 | Geode Capital Management ✦ (passive) | 10.96M | +1.8% | $734.94M | 0.0% | ▲ Add | 6 | SEC ↗ |
| 82 | Geode Capital Management ✦ (passive) | 10.96M | +1.8% | $734.94M | 0.0% | ▲ Add | 6 | SEC ↗ |
| 83 | Citadel Advisors ✦ | 6.78M | +395.2% | $456.12M | 0.4% | ▲ Add | 6 | SEC ↗ |
| 84 | Citadel Advisors ✦ | 6.78M | +395.2% | $456.12M | 0.4% | ▲ Add | 6 | SEC ↗ |
| 85 | Morgan Stanley ✦ | 4.35M | — | $292.90M | 0.0% | n/c | 1 | SEC ↗ |
| 86 | Morgan Stanley ✦ | 4.35M | — | $292.90M | 0.0% | n/c | 1 | SEC ↗ |
| 87 | Morgan Stanley ✦ | 4.35M | — | $292.90M | 0.0% | n/c | 1 | SEC ↗ |
| 88 | Morgan Stanley ✦ | 4.35M | — | $292.90M | 0.0% | n/c | 1 | SEC ↗ |
| 89 | Morgan Stanley ✦ | 4.35M | — | $292.90M | 0.0% | n/c | 1 | SEC ↗ |
| 90 | Morgan Stanley ✦ | 4.35M | — | $292.90M | 0.0% | n/c | 1 | SEC ↗ |
| 91 | Morgan Stanley ✦ | 4.35M | — | $292.90M | 0.0% | n/c | 1 | SEC ↗ |
| 92 | Morgan Stanley ✦ | 4.35M | — | $292.90M | 0.0% | n/c | 1 | SEC ↗ |
| 93 | Morgan Stanley ✦ | 4.35M | — | $292.90M | 0.0% | n/c | 1 | SEC ↗ |
| 94 | Morgan Stanley ✦ | 4.35M | — | $292.90M | 0.0% | n/c | 1 | SEC ↗ |
| 95 | Morgan Stanley ✦ | 4.35M | — | $292.90M | 0.0% | n/c | 1 | SEC ↗ |
| 96 | Morgan Stanley ✦ | 4.35M | — | $292.90M | 0.0% | n/c | 1 | SEC ↗ |
| 97 | Morgan Stanley ✦ | 4.35M | — | $292.90M | 0.0% | n/c | 1 | SEC ↗ |
| 98 | Morgan Stanley ✦ | 4.35M | — | $292.90M | 0.0% | n/c | 1 | SEC ↗ |
| 99 | Morgan Stanley ✦ | 4.35M | — | $292.90M | 0.0% | n/c | 1 | SEC ↗ |
| 100 | Morgan Stanley ✦ | 4.35M | — | $292.90M | 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
| No new tracked buyers this quarter. |
Exited
| Norges Bank | $453.28M | was 0.1% |
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)
Aug 20
SAYER KEVIN R
Officer, Director · 19.31K sh · $1.73M
Aug 20
SAYER KEVIN R
Officer, Director · 7.35K sh · $667,332
Aug 20
SAYER KEVIN R
Officer, Director · 97 sh · $8,867
Aug 14
Brown Michael Jon
Officer · 1.70K sh · $156,281
Aug 12
Heller Bridgette P
Director · 1.01K sh · $89,349
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: Q3 2025 ·
Methodology ·
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