DEXCOM INC — Director's Dealing 2020

Sep 12, 2020

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: DEXCOM INC (DXCM)
CIK: 0001093557
Period of Report: 2020-09-09

Reporting Person: Abbey Donald (EVP Quality and Regulatory Aff)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2020-09-09	Common Stock	S	5159	$391.0	Disposed	54782	Direct
2020-09-09	Common Stock	S	1283	$398.302	Disposed	53499	Direct
2020-09-09	Common Stock	S	3297	$398.302	Disposed	50202	Direct

Footnotes

F1: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on August 23, 2019, and amended effective May 11, 2020. This 10b5-1 Plan allows the orderly disposition of shares owned by Mr. Abbey.

F2: Included in this number are 22,722 restricted stock units, 8,811 of which were granted on March 8, 2020 and shall vest through March 8, 2023, 7,494 of which were granted on March 8, 2019 and shall vest through March 8, 2022, and 6,417 of which were granted on March 8, 2018 and shall vest through March 8, 2021.

F3: Represents the number of shares required to be sold by the reporting person to cover tax withholding obligations in connection with the vesting of RSUs. This sale is mandated by the Issuer's election under its equity incentive plans to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary trade by the reporting person.