DexCom Ownership | Who Owns DexCom?
DexCom Ownership Summary
DexCom is owned by 93.49% institutional investors, 0.42% insiders, and 6.09% retail investors. Vanguard group is the largest institutional shareholder, holding 11.80% of DXCM shares. Vanguard US Total Market Shares ETF is the top mutual fund, with 3.24% of its assets in DexCom shares.
DXCM Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | DexCom | 93.49% | 0.42% | 6.09% |
| Sector | Healthcare Stocks | 488.17% | 11.08% | -399.26% |
| Industry | Medical Device Stocks | 52.08% | 10.61% | 37.30% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Vanguard group | 46.53M | 11.80% | $3.62B |
| Blackrock funding, inc. /de | 39.03M | 9.95% | $3.41B |
| Blackrock | 34.52M | 8.85% | $3.91B |
| State street | 16.69M | 4.23% | $1.30B |
| Baillie gifford | 14.61M | 3.71% | $1.14B |
| Jennison associates | 11.52M | 2.94% | $1.01B |
| Sands capital management | 9.95M | 2.54% | $868.36M |
| Geode capital management | 9.99M | 2.54% | $775.26M |
| Nuveen asset management | 8.14M | 2.06% | $632.93M |
| Ubs asset management americas | 7.20M | 1.83% | $559.81M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Mig capital | 724.19K | 6.52% | $63.21M |
| Alta fox capital management | 247.90K | 5.88% | $21.64M |
| Eagle health investments lp | 274.55K | 5.23% | $21.35M |
| Alphabet | 1.04M | 4.24% | $90.51M |
| Ellerson group inc /adv | 68.47K | 4.16% | $5.98M |
| Avidity partners management lp | 210.50K | 3.66% | $18.37M |
| Aquila investment management | 28.00K | 2.98% | $3.17M |
| Sofinnova investments | 523.69K | 2.80% | $45.71M |
| Maytech global investments | 310.63K | 2.76% | $26.68M |
| Sands capital management | 9.95M | 2.49% | $868.36M |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Norges bank | 4.96M | 0.05% | 4.96M |
| Groupama asset managment | 4.02M | 0.09% | 4.01M |
| Massachusetts financial services co /ma/ | 6.61M | 0.18% | 3.41M |
| Marshall wace, llp | 3.82M | 0.38% | 2.76M |
| Millennium management | 3.08M | 0.12% | 2.73M |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Capital research global investors | 5.41M | 0.09% | -6.63M |
| Wellington management group llp | 25.84K | 0.00% | -5.67M |
| 1832 asset management | - | - | -1.82M |
| Capital world investors | 1.39M | 0.02% | -1.69M |
| Vaughan nelson investment management | - | - | -1.62M |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Norges bank | 4.96M | 0.05% | 4.96M | $385.37M |
| Castleark management | 311.34K | 0.82% | 311.34K | $27.18M |
| Sg capital management | 304.54K | 1.84% | 304.54K | $26.58M |
| Caxton associates lp | 300.00K | 0.73% | 300.00K | $23.33M |
| Alta fox capital management | 247.90K | 5.88% | 247.90K | $21.64M |
Sold Out
| Holder | Change |
|---|---|
| Kozak & associates | -1.00 |
| Mendota financial group | -1.00 |
| Ruedi wealth management | -1.00 |
| Redwood wealth management group | -2.00 |
| Bear mountain capital | -2.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Jun 30, 2025 | 974 | -1.02% | 366,590,820 | 2.86% | 93 | 1.13% | 453 | -6.41% | 336 | 11.63% |
| Mar 31, 2025 | 972 | -2.99% | 356,341,011 | 0.06% | 91 | 1.12% | 474 | -7.60% | 299 | -9.94% |
| Dec 31, 2024 | 967 | 2.65% | 354,943,145 | -0.09% | 90 | 1.11% | 494 | 16.51% | 320 | -9.09% |
| Sep 30, 2024 | 932 | -11.07% | 355,032,357 | -4.87% | 90 | 0.98% | 419 | -22.41% | 348 | 13.73% |
| Jun 30, 2024 | 1,034 | -4.26% | 372,875,589 | 2.89% | 95 | 1.11% | 533 | -3.79% | 300 | -13.79% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| Vanguard US Total Market Shares ETF | 12.72M | 3.24% | 139.08K |
| Vanguard Total Stock Mkt Idx Inv | 12.32M | 3.14% | -288.59K |
| Vanguard Institutional 500 Index Trust | 11.11M | 2.83% | 76.09K |
| Vanguard 500 Index Investor | 9.70M | 2.47% | -1.42M |
| Vanguard Mid Cap Index Institutional | 8.75M | 2.23% | 94.23K |
| Invesco QQQ Trust | 8.05M | 2.05% | -5.04K |
| VA CollegeAmerica Amcap 529A | 6.37M | 1.63% | 336.08K |
| American Funds Growth Fund of Amer A | 6.52M | 1.63% | 512.96K |
| Capital Group Growth Fnd of Amer Comp | 6.52M | 1.63% | 512.96K |
| American Funds AMCAP A | 5.79M | 1.48% | -576.37K |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Sep 05, 2025 | Malady Kyle | - | Sell | $53.93K |
| Sep 04, 2025 | Stern Sadie | EVP, Chief HR Officer | Sell | $117.28K |
| Sep 02, 2025 | Sylvain Jereme M | EVP, Chief Financal Officer | Sell | $357.80K |
| Aug 15, 2025 | Brown Michael Jon | EVP, Chief Legal Officer | Sell | $40.15K |
| Aug 15, 2025 | FOLETTA MARK G | - | Sell | $207.00K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2025 Q3 | - | 8 |
| 2025 Q2 | - | 7 |
| 2025 Q1 | - | 14 |
| 2024 Q4 | - | 6 |
| 2024 Q3 | - | 6 |
DXCM Ownership FAQ
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