DEXCOM INC — Director's Dealing 2019

Dec 5, 2019

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: DEXCOM INC (DXCM)
CIK: 0001093557
Period of Report: 2019-12-02

Reporting Person: SAYER KEVIN R (Director, President, CEO and Chairman)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2019-12-02	Common Stock	S	380	$218.2842	Disposed	212557	Direct
2019-12-02	Common Stock	S	2600	$219.6804	Disposed	209957	Direct
2019-12-02	Common Stock	S	900	$220.9478	Disposed	209057	Direct
2019-12-02	Common Stock	S	3992	$222.1166	Disposed	205065	Direct
2019-12-02	Common Stock	S	2128	$222.756	Disposed	202937	Direct

Footnotes

F1: On May 15, 2019, Mr. Sayer adopted a 10b5-1 Plan. This 10b5-1 Plan allows the orderly disposition of shares owned by Mr. Sayer. The shares set forth above were sold pursuant to the 10b5-1 Plan.

F2: This transaction was executed in multiple trades at prices ranging from $218.15 to $218.66. The price above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected.

F3: Included in this number are 89,648 unvested restricted stock units, 35,829 of which were granted on March 8, 2019 and shall vest through March 8, 2022, 40,272 of which were granted on March 8, 2018 and shall vest through March 8, 2021, 13,547 of which were granted on March 8, 2017 and shall vest through March 8, 2020.

F4: This transaction was executed in multiple trades at prices ranging from $219.20 to $220.15. The price above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected.

F5: This transaction was executed in multiple trades at prices ranging from $220.55 to $221.545. The price above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected.

F6: This transaction was executed in multiple trades at prices ranging from $221.59 to $222.50. The price above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected.

F7: This transaction was executed in multiple trades at prices ranging from $222.61 to $222.97. The price above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected.