DEXCOM INC — Director's Dealing 2015

Mar 10, 2015

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: DEXCOM INC (DXCM)
CIK: 0001093557
Period of Report: 2015-03-08

Reporting Person: MOY JEFFREY (SVP, Operations)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2015-03-08	Common Stock	A	40000.0	$0.0010	Acquired	122292	Direct
2015-03-08	Common Stock	J	7292.0	$59.59	Disposed	115000	Direct
2015-03-08	Common Stock	J	16667.0	$59.59	Disposed	98333	Direct
2015-03-08	Common Stock	J	7292.0	$59.59	Acquired	161394	Indirect
2015-03-08	Common Stock	J	16667.0	$59.59	Acquired	178061	Indirect

Footnotes

F1: Represents a grant of restricted stock units that are exempt from Section 16 b-3 and are subject to vesting over a 36 month period from the date of grant as follows: 1/3 shall vest 12 months from the Grant Date, and the remaining balance shall vest in four equal installments over the following 24 months. Share units represent a contingent right to receive one share of DexCom, Inc. common stock.

F2: Included in this number are 98,333 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 25,000 of which were granted on March 11, 2013 and shall vest through March 11, 2016.

F3: Shares were transferred from direct ownership to ownership under the Moy Family Trust upon vesting of previously awarded restricted stock units.

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.