# Dexcom (DXCM): value investors who own it | moatshark

0 value investors held Dexcom in their Q3 2026 13F. See who bought, sold and how ownership has changed by quarter.

## 13F holders

| Manager | Portfolio | Value | Change | Quarters held |
| --- | --- | --- | --- | --- |
| First Eagle Investment Management | 0.0% | $0k | Sold out | 2 |

## Directors buying and selling (Form 4, last 12 months)

| Date | Who | Role | Bought or sold | Shares | Value |
| --- | --- | --- | --- | --- | --- |
| 2026-10-15 | Brown Michael Jon | EVP Chief Legal Compliance Off | Sold | 1700 | $145k |
| 2026-09-28 | Stern Sadie | EVP Chief People & Culture Off | Sold | 2565 | $221k |
| 2026-09-15 | AUGUSTINOS NICHOLAS | Director | Sold | 6539 | $550k |
| 2026-09-15 | Brown Michael Jon | EVP Chief Legal Compliance Off | Sold | 1700 | $143k |
| 2026-09-14 | AUGUSTINOS NICHOLAS | Director | Sold | 1550 | $130k |
| 2026-09-10 | Sylvain Jereme M | EVP, Chief Financal Officer | Sold | 3638 | $303k |
| 2026-08-27 | Stern Sadie | EVP Chief People & Culture Off | Sold | 2565 | $227k |
| 2026-08-20 | SAYER KEVIN R | Executive Chair | Sold | 19308 | $1.7m |
| 2026-08-20 | SAYER KEVIN R | Executive Chair | Sold | 7351 | $667k |
| 2026-08-20 | SAYER KEVIN R | Executive Chair | Sold | 97 | $9k |
| 2026-08-14 | Brown Michael Jon | EVP Chief Legal Compliance Off | Sold | 1700 | $156k |
| 2026-08-12 | Heller Bridgette P | Director | Sold | 1012 | $89k |
| 2026-08-03 | FOLETTA MARK G | Director | Sold | 2000 | $171k |
| 2026-07-31 | FOLETTA MARK G | Director | Sold | 2000 | $160k |
| 2026-07-20 | SAYER KEVIN R | Executive Chair | Sold | 26756 | $2.0m |

Source: SEC filings, via moatshark (https://www.moatshark.com/s/dxcm). Values traded and returns are estimates. Not investment advice. Built 2026-10-21.