DexCom
DXCM
922 hedge funds and large institutions have $26.5B invested in DexCom in 2025 Q4 according to their latest regulatory filings, with 164 funds opening new positions, 347 increasing their positions, 313 reducing their positions, and 134 closing their positions.
50% more funds holding in top 10
Funds holding in top 10: 6 → 9 (+3)
36% more call options, than puts
Call options by funds: $593M | Put options by funds: $436M
22% more first-time investments, than exits
New positions opened: 164 | Existing positions closed: 134
11% more repeat investments, than reductions
Existing positions increased: 347 | Existing positions reduced: 313
8% more capital invested
Capital invested by funds: $24.5B → $26.5B (+$1.93B)
3.15% more ownership
Funds ownership: 93.03% → 96.18% (+3.2%)
1% more funds holding
Funds holding: 911 → 922 (+11)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Invesco
Atlanta,
Georgia
|
+$611M |
| 2 |
AllianceBernstein
Nashville,
Tennessee
|
+$530M |
| 3 |
Wellington Management Group
Boston,
Massachusetts
|
+$194M |
| 4 |
AQR Capital Management
Greenwich,
Connecticut
|
+$172M |
| 5 |
D.E. Shaw & Co
New York
|
+$112M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Citadel Advisors
Miami,
Florida
|
-$433M |
| 2 |
Sands Capital Management
Arlington,
Virginia
|
-$332M |
| 3 |
Massachusetts Financial Services
Boston,
Massachusetts
|
-$311M |
| 4 |
Jennison Associates
New York
|
-$278M |
| 5 |
Holocene Advisors
New York
|
-$164M |
DXCM Hedge Fund Activity: Q4 2025 in Review
922 institutional investors reported a position in DexCom (DXCM) for Q4 2025, worth a combined $26.5B — up 7.9% from $24.5B a quarter earlier.
Buyers outnumbered sellers: 164 funds opened new DXCM positions and 134 closed out — a net gain of 30 holders — while 347 added to existing stakes and 313 trimmed.
The largest buyer was Invesco, adding an estimated $611M. The largest seller was Citadel Advisors, cutting an estimated $433M.
- 922 institutional investors held DexCom (DXCM) as of Q4 2025, up from 911 in Q3 2025.
- Funds reported $26.5B of DexCom stock for Q4 2025, up 7.9% quarter-over-quarter.
- 164 funds opened new DexCom positions in Q4 2025 and 134 closed out, a net change of +30 holders.
- The largest DexCom buyer in Q4 2025 was Invesco, an estimated $611M added.
- The largest DexCom seller in Q4 2025 was Citadel Advisors, an estimated $433M sold.
Based on aggregated 13F filings for Q4 2025.