DEXCOM INC — Director's Dealing 2015

Mar 13, 2015

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: DEXCOM INC (DXCM)
CIK: 0001093557
Period of Report: 2015-03-11

Reporting Person: MOY JEFFREY (SVP, Operations)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2015-03-11	Common Stock	J	8333.0	$59.91	Disposed	90000	Direct
2015-03-11	Common Stock	D	3861.0	$58.7402	Disposed	174200	Indirect
2015-03-11	Common Stock	D	8824.0	$58.7402	Disposed	165376	Indirect
2015-03-11	Common Stock	J	8333.0	$59.91	Acquired	173709	Indirect
2015-03-12	Common Stock	D	4448.0	$58.5762	Disposed	169261	Indirect
2015-03-13	Common Stock	G	450.0	$0.0	Disposed	168811	Indirect

Footnotes

F1: Shares were transferred from direct ownership to ownership under the Moy Family Trust upon vesting of previously awarded restricted stock units.

F2: Included in this number are 90,000 unvested restricted stock units, 40,000 of which were granted on March 8, 2015 and shall vest through March 8, 2018, 33,333 of which were granted on March 08, 2014 and shall vest through March 08, 2017, and 16,667 of which were granted on March 11, 2013 and shall vest through March 11, 2016.

F3: These shares were sold to cover the Company's tax withholding obligation that accrued in connection with the vesting of restricted stock units previously granted.

F4: Shares are held by the Moy Family Trust U/A/D 12/09/2013, with respect to which the reporting person is a trustee.

F5: This transaction represents a gift made by the reporting person. This is not a market transaction, thus no price has been reported.