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
13
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 13 · Source: 13F-HR
01
Vanguard Group Inc.
0.05% of portfolio
49,074,378 sh
02
State Street
0.04% of portfolio
17,934,847 sh
03
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC
0.13% of portfolio
9,746,174 sh
04
Citadel
0.09% of portfolio
2,091,872 sh
05
Renaissance Technologies
0.16% of portfolio
1,582,996 sh
06
Two Sigma
0.06% of portfolio
1,114,948 sh
07
Citigroup Inc.
0.03% of portfolio
834,087 sh
08
Erste Asset Management GmbH
0.08% of portfolio
154,147 sh
09
Bridgewater Associates
0.04% of portfolio
139,687 sh
10
WINTON GROUP Ltd
0.09% of portfolio
41,862 sh
See all 13 13F holders · Pro →

Insider activity · last 90 days

50 transactions · 17 filers
21 Jul 2026
Unknown —
▼ SOLD
—
—
S
16 Jul 2026
Unknown —
▼ SOLD
—
—
S
07 Jul 2026
Unknown —
▼ SOLD
—
—
S
15 Jun 2026
Brown Michael Jon —
▼ SOLD
1,700
$75.55
S
15 Jun 2026
Foletta Mark G —
▼ SOLD
199
$74.81
S
15 Jun 2026
Foletta Mark G —
▼ SOLD
3,801
$74.09
S
04 Jun 2026
Coleman Jon —
▼ SOLD
4,911
$74.13
S
03 Jun 2026
Coleman Jon —
▼ SOLD
4,912
$73.00
S
28 May 2026
Ashley Euan A. —
· GRANT
5,565
—
A
28 May 2026
Malady Kyle —
· GRANT
5,575
—
A
28 May 2026
Augustinos Nicholas —
· GRANT
5,575
—
A
28 May 2026
Altman Steven R —
· GRANT
5,565
—
A

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 13:34 UTC.