DexCom
DXCM
976 hedge funds and large institutions have $26B invested in DexCom in 2026 Q2 according to their latest regulatory filings, with 126 funds opening new positions, 397 increasing their positions, 348 reducing their positions, and 101 closing their positions.
25% more first-time investments, than exits
New positions opened: 126 | Existing positions closed: 101
20% more funds holding in top 10
Funds holding in top 10: 5 → 6 (+1)
14% more repeat investments, than reductions
Existing positions increased: 397 | Existing positions reduced: 348
11% more capital invested
Capital invested by funds: $23.4B → $26B (+$2.61B)
3.39% more ownership
Funds ownership: 96.64% → 100.03% (+3.4%)
1% more funds holding
Funds holding: 962 → 976 (+14)
10% less call options, than puts
Call options by funds: $315M | Put options by funds: $351M
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Arrowstreet Capital
Boston,
Massachusetts
|
+$288M |
| 2 |
CHP
Castle Hook Partners
New York
|
+$204M |
| 3 |
UBS Group
Zurich,
Switzerland
|
+$114M |
| 4 |
Massachusetts Financial Services
Boston,
Massachusetts
|
+$108M |
| 5 |
Invesco
Atlanta,
Georgia
|
+$108M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
JP Morgan Chase
New York
|
-$178M |
| 2 |
Capital World Investors
Los Angeles,
California
|
-$86.9M |
| 3 |
Toronto Dominion Bank
Toronto, Ontario,
Ontario, Canada
|
-$86.2M |
| 4 |
SG Americas Securities
New York
|
-$83M |
| 5 |
AllianceBernstein
Nashville,
Tennessee
|
-$82M |
DXCM Hedge Fund Activity: Q2 2026 in Review
976 of the 8,346 institutional investors tracked by Wall St. Rank reported a position in DexCom (DXCM) for Q2 2026, worth a combined $26B — up 11% from $23.4B a quarter earlier.
Buyers outnumbered sellers: 126 funds opened new DXCM positions and 101 closed out — a net gain of 25 holders — while 397 added to existing stakes and 348 trimmed.
The largest buyer was Arrowstreet Capital, adding an estimated $288M. The largest seller was JP Morgan Chase, cutting an estimated $178M.
- 976 institutional investors held DexCom (DXCM) as of Q2 2026, up from 962 in Q1 2026.
- Funds reported $26B of DexCom stock for Q2 2026, up 11% quarter-over-quarter.
- 126 funds opened new DexCom positions in Q2 2026 and 101 closed out, a net change of +25 holders.
- The largest DexCom buyer in Q2 2026 was Arrowstreet Capital, an estimated $288M added.
- The largest DexCom seller in Q2 2026 was JP Morgan Chase, an estimated $178M sold.
Based on aggregated 13F filings for Q2 2026.