DexCom files Form 144 reporting proposed insider sale

DexCom filed a Form 144 reporting a proposed sale of 26,756 shares of Common stock.

Rhea-AI Filing Summary

DexCom filed a Form 144 reporting a proposed sale of 26,756 shares of Common stock. The filing shows an associated value of $1,926,432.00 and names Kevin R. Sayer in the transaction details. The filing lists 07/06/2026 and indicates placement with Morgan Stanley Smith Barney LLC.

Key Figures

Proposed shares to be sold: 26,756 shares Associated value: $1,926,432.00 Filing/record date: 07/06/2026

3 metrics

Proposed shares to be sold 26,756 shares listed in the securities-to-be-sold row

Associated value $1,926,432.00 appears adjacent to the share count in the filing row

Filing/record date 07/06/2026 date shown in the securities information row

Key Terms

Form 144, Performance and Restricted Stock, Issuer

3 terms

Form 144 regulatory

"Common | Morgan Stanley Smith Barney LLC ... | 07/06/2026 | NASDAQ"

Form 144 is a document that investors must file with the government when they plan to sell a large number of shares of a company's stock. It helps ensure transparency so everyone knows how many shares are being sold and when, which can impact the stock's price.

Performance and Restricted Stock financial

"Common | 09/08/2019 | Performance and Restricted Stock"

Issuer regulatory

"Performance and Restricted Stock | ISSUER |"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What does DexCom's Form 144 disclose about the proposed sale?

The filing discloses a proposed sale of 26,756 shares. It lists an associated value of $1,926,432.00 and identifies Kevin R. Sayer in the transaction details with Morgan Stanley Smith Barney LLC.

Who is the reported selling party in the DXCM Form 144?

The filing names Kevin R. Sayer as the individual associated with the securities sale. The record shows the broker as Morgan Stanley Smith Barney LLC and includes transaction details dated 07/06/2026.

How many shares and what dollar amount are shown on the filing?

The document shows 26,756 shares and a corresponding value of $1,926,432.00. These figures appear in the row listing the securities to be sold and associated transaction amounts.

Does the Form 144 indicate where the shares will be sold?

The filing lists Morgan Stanley Smith Barney LLC as the intermediary. The record indicates NASDAQ as the exchange reference in the securities information row.

When was the Form 144 entry dated for the proposed sale?

The entry includes the date 07/06/2026 in the securities information row. This date is associated with the filing details and broker listing for the proposed sale.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 07/06/2026 - 04:21 PM EDT Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001286858
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	DEXCOM, INC.
SEC File Number	000-51222
Address of Issuer	6340 Sequence Drive San Diego CALIFORNIA 92121
Phone	(858) 200-0200
Name of Person for Whose Account the Securities are To Be Sold	KEVIN R SAYER
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Officer
Relationship to Issuer	Director

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	26756	1926432.00	385872977	07/06/2026	NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	09/08/2019	Performance and Restricted Stock	ISSUER			26756	09/08/2019	Not Applicable

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
KEVIN R SAYER 6340 Sequence Drive San Diego CA 92121	Common	05/21/2026	26759	1926648.00

144: Remarks and Signature

Remarks	The securities to be sold were acquired upon the vesting of restricted stock and Performance Shares during the period of 09/08/2019 through 01/29/2026.
Date of Notice	07/06/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	02/18/2026
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	/s/ Kevin R Sayer
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)