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DexCom ($DXCM) Insider Trading & Smart Money Activity

DexCom, Inc. · Medical Devices · Latest filing Oct 12, 2026

DexCom, Inc. ($DXCM) has 2 insider trades, 5 13F position changes and 8 analyst ratings on file. In the last 12 months on the open market, no insider bought and 2 insiders sold ($349.41K), net -$349.41K.

Insider buyers (12 mo)
0
Insider sellers (12 mo)
2
Net insider $ (12 mo)
-$349.41K
Congress trades (12 mo)
0
13F moves on file
5
Analyst ratings on file
8

DXCM insider buying and selling by quarter

QuarterInsider buysInsider salesCongress buys / sales13F added / cut
Q1 2026 0 0 0 / 0 0 / 0
Q2 2026 0 1 · $128.44K 0 / 0 5 / 0
Q3 2026 0 1 · $220.97K 0 / 0 0 / 0
Q4 2026 0 0 0 / 0 0 / 0

Insider buys and sales count open-market trades only (Form 4 codes P and S). Grants, option exercises and tax withholding are left out.

All DXCM insider, congress, 13F and analyst activity

DateSourceWhoActionSharesValue / amount ΔOwn1W1M6MFilingStory
Analyst BTIG Reiterates to Buy PT $96 Read
Analyst Barclays Reiterates to Overweight PT $115 -1.0% —
Analyst RBC Capital Reiterates to Outperform PT $105 -2.1% —
Insider Stern SadieEVP Chief People & Culture Off Sell (Open-market sale) 10b5-1 2.56K sh $220.97K +0.3% —
Analyst Truist Securities Reiterates to Buy PT $102 -3.1% —
Analyst TD Cowen Reiterates to Buy PT $95 -3.1% —
Analyst Deutsche Bank Reiterates to buy PT $86 -2.3%+2.3% Read
Analyst Piper Sandler Reiterates to buy PT $88 -6.9%-2.0% Read
Insider Brown Michael JonEVP Chief Legal Compliance Off Sell (Open-market sale) 10b5-1 1.70K sh $128.44K -6.9%-2.0% —
Analyst TD Cowen Reiterates to buy PT $95 -4.7%+0.3% —
13F Cibc Bancorp USA Added +4.15M sh $317.34M +9.5%+23.1% —
13F Cibc Bancorp USA Added +4.15M sh $289.21M +9.5%+23.1% —
13F Onedigital Investment Advisors Added +28.70K sh $11.71M +1.7%+26.4% —
13F Assenagon Asset Management S.A. Added +492.80K sh $129.37M -5.0%+10.6% —
13F Assenagon Asset Management S.A. Added +492.80K sh $117.91M -5.0%+10.6% —

1W / 1M / 6M = how DXCM moved from the trade or filing date.

Insider trading in DXCM: who is buying and selling

InsiderRoleTradesOpen-market netShares heldLast trade
Stern Sadie EVP Chief People & Culture Off 1 -$220.97K Sep 28, 2026
Brown Michael Jon EVP Chief Legal Compliance Off 1 -$128.44K Jun 15, 2026

Institutions moving DXCM (13F)

Analyst ratings on DXCM

DateFirmActionRatingPrice target1W1M6MStory
BTIG Reiterates Buy $90 → $96 Read
Barclays Reiterates Overweight $115 -1.0% —
RBC Capital Reiterates Outperform $90 → $105 -2.1% —
Truist Securities Reiterates Buy $93 → $102 -3.1% —
TD Cowen Reiterates Buy $95 -3.1% —
Deutsche Bank Reiterates buy $86 -2.3%+2.3% Read
Piper Sandler Reiterates buy $88 -6.9%-2.0% Read
TD Cowen Reiterates buy $95 -4.7%+0.3% —

Frequently asked questions

Are DXCM insiders buying or selling?

Over the last 12 months 0 insiders made 0 open-market purchases worth $0 and 2 insiders made 2 open-market sales worth $349.41K, a net -$349.41K.

What is the latest insider trade in DXCM?

Stern Sadie, EVP Chief People & Culture Off filed a sell (open-market sale) of 2.56K sh worth $220.97K on Sep 28, 2026.

Which institutions changed their DXCM positions?

Recent 13F filers moving the stock include Cibc Bancorp USA, Assenagon Asset Management S.A. and Onedigital Investment Advisors.

Other medical devices stocks

All stocks Insider cluster buys Top insider purchases Congress 13F institutions

Data comes from public SEC Form 4 and 13F filings and STOCK Act disclosures. Dates are the trade or filing date reported. This page is for research only and is not investment advice.

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