DXCM
DexCom, Inc.Healthcare · $32.6B market cap
Verdict
Share price
$85.36
close of Oct 3, 2026
Fair value
$33.84
Sticker Price
Payback Price
$13.54
buy price
DXCM is Overpriced: at $85.36 it trades 152% above its fair value of $33.84. Its buy price (Payback Price) is $13.54, 84% below today's price. Business quality is strong: all 5 key numbers clear the 10% bar.
How we valued it
Buffett Normalized. A profitable, growing business, so we project its earnings 10 years ahead and work out what that is worth today.
Business quality
5 of 5 clear the 10% bar. What are the Big Five?
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1 of the investors we track holds DXCM. In Q2 2026, 1 added and 1 sold out. Who we track
Insider activity
Since Jun 15, 2026: no open-market purchases, 14 sales worth $7.7M and 6 other filings (stock awards, tax withholding and similar). Why purchases matter
Sales
Stern Sadie
EVP Chief People & Culture Off · 2026-08-27
Sold
$227K
SAYER KEVIN R
Executive Chair · 2026-08-20
Sold
$9K
SAYER KEVIN R
Executive Chair · 2026-08-20
Sold
$667K
SAYER KEVIN R
Executive Chair · 2026-08-20
Sold
$1.7M
Brown Michael Jon
EVP Chief Legal Compliance Off · 2026-08-14
Sold
$156K
Show all 14 salesShow fewer
Heller Bridgette P
director · 2026-08-12
Sold
$89K
FOLETTA MARK G
director · 2026-08-03
Sold
$171K
FOLETTA MARK G
director · 2026-07-31
Sold
$160K
SAYER KEVIN R
Executive Chair · 2026-07-20
Sold
$2.0M
Brown Michael Jon
EVP Chief Legal Compliance Off · 2026-07-15
Sold
$127K
SAYER KEVIN R
Executive Chair · 2026-07-06
Sold
$1.9M
FOLETTA MARK G
director · 2026-06-15
Sold
$15K
FOLETTA MARK G
director · 2026-06-15
Sold
$282K
Brown Michael Jon
EVP Chief Legal Compliance Off · 2026-06-15
Sold
$128K
Other filings
Boehnlein Glenn S
director · 2026-09-10
Award
5,841 shares
Stern Sadie
EVP Chief People & Culture Off · 2026-08-22
Tax withholding
$134K
Brown Michael Jon
EVP Chief Legal Compliance Off · 2026-08-22
Tax withholding
$134K
Sylvain Jereme M
EVP, Chief Financal Officer · 2026-08-22
Tax withholding
$134K
Leach Jacob Steven
President, CEO, and Director · 2026-08-22
Tax withholding
$134K
Show all 6 other filingsShow fewer
AUGUSTINOS NICHOLAS
director · 2026-08-12
G-Gift
1,075 shares
About DexCom, Inc.
DexCom, Inc. is a medical technology company primarily focused on innovating, developing, and marketing continuous glucose monitoring (CGM) systems. Operating across the United States and internationally, the firm provides its solutions for individuals managing diabetes as well as for healthcare practitioners. Its product portfolio features the DexCom G6, a comprehensive CGM system for diabetes management; the…
Medical - Devices
Fair value and Payback Price are estimates from the company's reported financials, not investment advice. Prices as of the close of Oct 3, 2026. How the Payback Price works