DXCM: Brown Michael Jon discloses a sale

By AlphaYouPublished Sep 23, 2026Form 4

Stocks in this disclosure

Reported activity

Brown Michael Jon

Reporting filer

Brown Michael Jon reported Sale in DEXCOM INC: 1700 units of Common Stock, dated 2026-09-15. The full Form 4 contains 1 transaction entry.

Disclosed: Sep 16, 2026

Reported details

1 entry

All validated entries in this disclosure
Security	Owner	Date	Code	Action	Quantity	Price	Following holdings	Reporting delay	Filed terms and references
Common Stock	Brown Michael Jon	2026-09-15	S	Sale	1700	84.04	99,885	1 day	Filed terms security Title: Common Stock transaction Date: 2026-09-15 transaction Form Type: 4 transaction Code: S equity Swap Involved: 0 transaction Shares: 1700 id: F1 transaction Price Per Share: 84.04 transaction Acquired Disposed Code: D shares Owned Following Transaction: 99885 id: F2 direct Or Indirect Ownership: D

Common Stock

Owner: Brown Michael Jon
Date: 2026-09-15
Code: S
Action: Sale
Quantity: 1700
Price: 84.04
Following holdings: 99,885
Reporting delay: 1 day
Filed terms and references: Filed terms
security Title: Common Stock
transaction Date: 2026-09-15
transaction Form Type: 4
transaction Code: S
equity Swap Involved: 0
transaction Shares: 1700
id: F1
transaction Price Per Share: 84.04
transaction Acquired Disposed Code: D
shares Owned Following Transaction: 99885
id: F2
direct Or Indirect Ownership: D

Purchases, sales, grants and option exercises are different transactions. The reported code identifies the action; it does not establish a motive.

Filing context

Quantities and prices are shown in the units filed. No trade value is inferred from their product.
Brown Michael Jon: EVP Chief Legal Compliance Off.
The filing reports a Rule 10b5-1 trading plan.
F1: On November 26, 2025, Mr. Brown adopted a 10b5-1 Plan. This 10b5-1 Plan allows the orderly disposition of shares owned by Mr. Brown. The shares set forth above were sold pursuant to the 10b5- 1 Plan.
F2: Included in this number are 71,903 unvested restricted stock units, 39,019 of which were granted on March 8, 2026 and shall vest through March 8, 2029, 19,948 of which were granted on March 8, 2025 and shall vest through March 8, 2028, 5,699 of which were granted on March 8, 2025 and shall vest through March 8, 2027, 7,237 of which were granted on March 8, 2024 and shall vest through March 8, 2027, and 83 additional shares acquired under the Issuer's Amended and Restated 2015 Employee Stock Purchase Plan.

Original sources

SEC ownership filing

Prepared automatically from public filing data. Report a correction.

Security

Owner

Date

Code

Action

Quantity

Price

Following holdings

Reporting delay

Filed terms and references

Common Stock

Brown Michael Jon

2026-09-15

Sale

1700

84.04

99,885

1 day

Filed terms

security Title: Common Stock
transaction Date: 2026-09-15
transaction Form Type: 4
transaction Code: S
equity Swap Involved: 0
transaction Shares: 1700
id: F1
transaction Price Per Share: 84.04
transaction Acquired Disposed Code: D
shares Owned Following Transaction: 99885
id: F2
direct Or Indirect Ownership: D

Filing context

Quantities and prices are shown in the units filed. No trade value is inferred from their product.

Brown Michael Jon: EVP Chief Legal Compliance Off.

The filing reports a Rule 10b5-1 trading plan.

F1: On November 26, 2025, Mr. Brown adopted a 10b5-1 Plan. This 10b5-1 Plan allows the orderly disposition of shares owned by Mr. Brown. The shares set forth above were sold pursuant to the 10b5- 1 Plan.

F2: Included in this number are 71,903 unvested restricted stock units, 39,019 of which were granted on March 8, 2026 and shall vest through March 8, 2029, 19,948 of which were granted on March 8, 2025 and shall vest through March 8, 2028, 5,699 of which were granted on March 8, 2025 and shall vest through March 8, 2027, 7,237 of which were granted on March 8, 2024 and shall vest through March 8, 2027, and 83 additional shares acquired under the Issuer's Amended and Restated 2015 Employee Stock Purchase Plan.