// company-profile

Dexcom Inc

DXCM
ExchangeNasdaqSectorSurgical & Medical Instruments & ApparatusInc.DEFilings208Insiders27
// api This Dexcom Inc insider-trading data is served live by the Form4API insider trading API. Get the same data via API.

// activity-summary

Recent insider activity is bullish. Over the last 30 days, 10 insiders purchased shares. Buying was led by Driscoll Rimma.

// 90-day insight

Over the last 90 days, Dexcom Inc insiders bought $0 (10 transactions) and sold $947K (5 transactions).

  • Most active insider: FOLETTA MARK G with 5 transactions totaling $297K.
  • Largest single sale: $1.9M by SAYER KEVIN R on May 21, 2026.
  • 64% of recent sales were pre-scheduled 10b5-1 trades — typically less informative than open-market activity.

Activity skews bullish — buys outpace sales.

Institutional Ownership

Top 13F-HR holders of Dexcom Inc as of 2026-03-31

— stable
Total reported AUM
$20.75B
QoQ change
-4.7%
Reporting period
2026-03-31
#1
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
$1.57B
25.0M shares
#2
STATE STREET CORP
CIK 93751
$1.13B
17.9M shares
#3
BlackRock, Inc.
CIK 2012383
$1.01B
16.1M shares

Data source: SEC Form 13F-HR filings. Joined with insider activity above — see who's loading up institutionally while insiders are trading. Full 13F-HR API →

Insider Transactions

Sourced from SEC EDGAR Form 4 filings. Updated hourly.

DateInsiderCompanyTypeSharesPriceValue
Jun 15, 2026Brown Michael JonDXCM
Sale10b5
1,700$75.55$128K
Jun 15, 2026FOLETTA MARK GDXCM
Sale10b5
199$74.82$15K
Jun 15, 2026FOLETTA MARK GDXCM
Sale10b5
3,801$74.10$282K
Jun 4, 2026Coleman JonDXCM
Sale10b5
4,911$74.13$364K
Jun 3, 2026Coleman JonDXCM
Sale10b5
4,912$73.00$359K

45 more transactions hidden

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