Form Type: 4

SEC EDGAR Link
Acccession Number:0001093557-19-000193
Date:2019-09-09
Issuer: DEXCOM INC (DXCM)
Original Submission Date:

Reporting Person:

DOUBLEDAY RICHARD
6340 SEQUENCE DRIVE
SAN DIEGO, CA 92121

Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
Title of SecurityTransaction Date2a. Deemed Execution Date Transaction CodeSharesAcquired or DisposedPrice per share 5. Amount of Securities Beneficially Owned Following Reported Transaction 6. Ownership Form Direct or IndirectNature of Indirect Ownership
COMMON STOCK 2019-09-09 S 318 d $145.38 72,346 direct
COMMON STOCK 2019-09-09 S 5,525 d $150.11 66,821 direct
COMMON STOCK 0 $0.00 2,016 indirect f4
Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, convertible securities
Title of Derivative Security Conversion or Exercise Price of Derivative Security Transaction Date Deemed Execution Date Transaction Code Number of Derivative Securities Acquired (A) or Disposed of (D) Date ExercisableExpiration Date Title and Amount of Securities Underlying Derivative Security Price of Derivative Security Number of derivative Securities Beneficially Owned Following Reported Transaction(s) Ownership Form: Direct (D) or Indirect (I) Nature of Indirect Beneficial Ownership
Footnotes
IDfootnote
f1 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.
f2 this transaction was executed in multiple trades at prices ranging from $145.34 to $145.41. 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 40,201 unvested restricted stock units, 16,365 of which were granted on march 8, 2019 and shall vest through march 8, 2022, 19,251 of which were granted on march 8, 2018 and shall vest through march 8, 2021 and 4,585 of which were granted on march 8, 2017 and shall vest through march 8, 2020.
f4 shares are held by the doubleday living trust u/a/d 5/26/2015, with respect to which the reporting person is a trustee.

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