DEXCOM INC

$DXCM
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Smart money positioned

24 of the Top-200 alpha managers hold $DXCM as of the latest 13F snapshot.

13F holders
12
Insider buys · 90d
0
Congress · 90d
0

Smart Money · top-200 alpha cohort

24 holders · Q1 2026

$DXCM is held by 24 managers from the Top-Performer cohort as of Q1 2026. Position weights range from 0.00% to 3.26%, with an average of 0.31% of portfolio. Largest holder: Gmt Capital Corp. at 3.26%. A weekly Smart-Money commentary for this ticker has not been generated yet this batch — the table below shows the full cohort positioning.

01
Gmt Capital Corp.
3.26% held
α +30.6pts
02
Choate Investment Advisors
1.23% held
α +13.8pts
03
RFG Advisory, LLC
0.94% held
α +16.2pts
04
Japan Post Holdings Co., Ltd.
0.53% ↓ 1.1pp
α +22.4pts
05
Quarry Hill Advisors, LLC
0.22% NEW
α +11.4pts

Smart Money shows holdings from our Top-Performer cohort — the 200 highest-alpha manager_13f funds in our universe. Position weight (current quarter) and QoQ delta versus prior quarter. α is the manager's annual alpha vs benchmark.

Institutional holders

Top 10 of 12 · Source: 13F-HR
01
Vanguard Group Inc.
0.05% of portfolio
49,074,378 sh
02
State Street
0.04% of portfolio
18,380,806 sh
03
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC
0.14% of portfolio
11,261,876 sh
04
Renaissance Technologies
0.15% of portfolio
1,630,796 sh
05
Citadel
0.05% of portfolio
1,211,767 sh
06
Citigroup Inc.
0.03% of portfolio
956,398 sh
07
Bridgewater Associates
0.11% of portfolio
400,929 sh
08
Erste Asset Management GmbH
0.08% of portfolio
154,147 sh
09
WINTON GROUP Ltd
0.30% of portfolio
136,493 sh
10
Sectoral Asset Management Inc.
2.39% of portfolio
50,756 sh
See all 12 13F holders · Pro →

Insider activity · last 90 days

50 transactions · 17 filers
10 Sep 2026
Unknown —
· GRANT
—
—
A
28 Aug 2026
Unknown —
▼ SOLD
—
—
S
25 Aug 2026
Unknown —
· F
—
—
F
25 Aug 2026
Unknown —
· F
—
—
F
25 Aug 2026
Unknown —
· F
—
—
F
25 Aug 2026
Unknown —
· F
—
—
F
24 Aug 2026
Unknown —
▼ SOLD
—
—
S
24 Aug 2026
Unknown —
▼ SOLD
—
—
S
24 Aug 2026
Unknown —
▼ SOLD
—
—
S
17 Aug 2026
Unknown —
▼ SOLD
—
—
S
13 Aug 2026
Unknown —
· G
—
—
G
13 Aug 2026
Unknown —
▼ SOLD
—
—
S

Transaction codes: P open-market purchase · S sale · M option exercise · A grant · F tax-withhold sale. Insider names link to each individual's expert page.

Congress trades · last 90 days

No Congress trades

No STOCK Act filings reference $DXCM in the recent window.

Convergence · $DXCM

Pattern cards reflect public SEC EDGAR and Congressional filing data only. Detection uses filing dates; trade execution dates may differ. Past convergence patterns do not predict future returns. Nothing here is investment advice.

Source data: SEC EDGAR · 13F-HR · Form 4 · U.S. House Clerk PTR (disclosures-clerk.house.gov) · Senate eFD (senate.gov) · Last refreshed 17:08 UTC.