DEXCOM INC — Director's Dealing 2020

Jun 13, 2020

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: DEXCOM INC (DXCM)
CIK: 0001093557
Period of Report: 2020-06-10

Reporting Person: ALTMAN STEVEN R (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2020-06-10	Common Stock	S	1709	$385.4863	Disposed	47271	Indirect
2020-06-10	Common Stock	S	291	$387.0006	Disposed	46980	Indirect

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	806	Direct

Footnotes

F1: On February 25, 2020, Mr. Altman adopted a 10b5-1 Plan. This 10b5-1 Plan allows the orderly disposition of shares owned by Mr. Altman. 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 $385.125 to $385.78. 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: Shares are held by the Steven R. and Lisa J. Altman, TTEE's Altman Family Trust DTD 8/21/92, with respect to which the reporting person is a trustee.

F4: This transaction was executed in multiple trades at prices ranging from $386.26 to $387.01. 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.