We are live on ! Find out more

932 hedge funds and large institutions have $24.8B invested in DexCom in 2025 Q1 according to their latest regulatory filings, with 109 funds opening new positions, 376 increasing their positions, 312 reducing their positions, and 115 closing their positions.

New
Increased
Maintained
Reduced
Closed

21% more repeat investments, than reductions

Existing positions increased: 376 | Existing positions reduced: 312

19% more call options, than puts

Call options by funds: $401M | Put options by funds: $337M

1.45% more ownership

Funds ownership: 91.84%93.29% (+1.4%)

0% more funds holding in top 10

Funds holding in top 10: 77 (0)

5% less first-time investments, than exits

New positions opened: 109 | Existing positions closed: 115

2% less funds holding

Funds holding: 950932 (-18)

11% less capital invested

Capital invested by funds: $27.9B → $24.8B (-$3.06B)

Holders
932
Holders Change
-18
Holders Change %
-1.89%
% of All Funds
12.5%
Holding in Top 10
7
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
0.09%
New
109
Increased
376
Reduced
312
Closed
115
Calls
$401M
Puts
$337M
Net Calls
+$64M
Net Calls Change
-$164M
Name Holding Trade Value Shares
Change
Change in
Stake
BG
51
Bellevue Group
Switzerland
$72.7M +$1.56M +19,064 +2%
Mackenzie Financial
52
Mackenzie Financial
Ontario, Canada
$72.5M -$19.2M -235,512 -18%
Marshall Wace
53
Marshall Wace
United Kingdom
$72.4M +$42.5M +520,286 +96%
AI
54
Alphabet Inc
California
$70.8M
Mitsubishi UFJ Asset Management
55
Mitsubishi UFJ Asset Management
Japan
$67.5M +$6.46M +79,194 +9%
FCM
56
Frontier Capital Management
Massachusetts
$66.1M +$22.4M +275,064 +40%
HSBC Holdings
57
HSBC Holdings
United Kingdom
$65.7M -$1.28M -15,729 -2%
Sumitomo Mitsui Trust Group
58
Sumitomo Mitsui Trust Group
Japan
$65.1M +$548K +6,715 +0.7%
Dimensional Fund Advisors
59
Dimensional Fund Advisors
Texas
$64.9M +$1.39M +16,983 +2%
Bessemer Group
60
Bessemer Group
New Jersey
$64.8M +$2.08M +25,459 +3%
TC
61
TwinBeech Capital
New York
$64.1M +$33.4M +409,035 +77%
TG
62
TCW Group
California
$64M +$5.5M +67,403 +8%
Bank of Nova Scotia
63
Bank of Nova Scotia
Ontario, Canada
$63.6M +$54.1M +662,739 +247%
CC
64
Chicago Capital
Illinois
$60.5M +$31M +379,586 +75%
Pictet Asset Management
65
Pictet Asset Management
Switzerland
$60.1M +$17.8M +218,040 +33%
SIMG
66
Stephens Investment Management Group
Texas
$57.4M +$11.2M +137,165 +19%
DekaBank Deutsche Girozentrale
67
DekaBank Deutsche Girozentrale
Germany
$56.7M -$1.04M -12,685 -1%
Bank of Montreal
68
Bank of Montreal
Ontario, Canada
$55.9M +$10.8M +132,620 +19%
Holocene Advisors
69
Holocene Advisors
New York
$55.7M -$63.2M -774,007 -49%
RhumbLine Advisers
70
RhumbLine Advisers
Massachusetts
$55.3M +$2.74M +33,574 +4%
Principal Financial Group
71
Principal Financial Group
Iowa
$55M +$17.9M +219,965 +38%
Victory Capital Management
72
Victory Capital Management
Texas
$49.8M +$13.8M +169,494 +30%
Wellington Management Group
73
Wellington Management Group
Massachusetts
$49.4M +$57M +698,135 +2,702%
Qube Research & Technologies (QRT)
74
Qube Research & Technologies (QRT)
United Kingdom
$47.8M -$31.2M -382,590 -35%
AQR Capital Management
75
AQR Capital Management
Connecticut
$47.4M +$8.23M +100,824 +17%

DXCM Hedge Fund Activity: Q1 2025 in Review

932 of the 7,458 institutional investors tracked by Wall St. Rank reported a position in DexCom (DXCM) for Q1 2025, worth a combined $24.8B — down 11% from $27.9B a quarter earlier.

Sellers outnumbered buyers: 115 funds closed out of DXCM and 109 opened new positions — a net loss of 6 holders — while 312 trimmed existing stakes and 376 added.

The largest buyer was UBS AM, adding an estimated $239M. The largest seller was Millennium Management, cutting an estimated $223M.

  • 932 institutional investors held DexCom (DXCM) as of Q1 2025, down from 950 in Q4 2024.
  • Funds reported $24.8B of DexCom stock for Q1 2025, down 11% quarter-over-quarter.
  • 109 funds opened new DexCom positions in Q1 2025 and 115 closed out, a net change of -6 holders.
  • The largest DexCom buyer in Q1 2025 was UBS AM, an estimated $239M added.
  • The largest DexCom seller in Q1 2025 was Millennium Management, an estimated $223M sold.

Based on aggregated 13F filings for Q1 2025.