Ownership Submission
FORM 4
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number: 3235-0287
Expires: January 31, 2005
Estimated average burden hours per response... 0.5

(Print or Type Responses)
1. Name and Address of Reporting Person *
Diehl R Anthony
  2. Issuer Name and Ticker or Trading Symbol
INSULET CORP [PODD]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
Secretary and General Counsel
(Last)
(First)
(Middle)
C/O INSULET CORPORATION, 600 TECHNOLOGY PARK DRIVE, SUITE 200
3. Date of Earliest Transaction (Month/Day/Year)
03/02/2015
(Street)

BILLERICA, MA 01821
4. If Amendment, Date Original Filed(Month/Day/Year)
6. Individual or Joint/Group Filing(Check Applicable Line)
_X_ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3)
2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code
(Instr. 8)
4. Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5)
5. Amount of Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 3 and 4)
6. Ownership Form: Direct (D) or Indirect (I)
(Instr. 4)
7. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V Amount (A) or (D) Price
Common Stock 03/02/2015   A   10,253 A $ 0 55,705 (1) (2) (3) D  
Common Stock 03/03/2015   F   868 (4) D $ 31.37 54,837 (3) (5) D  

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number. SEC 1474 (9-02)

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 3)
2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code
(Instr. 8)
5. Number of Derivative Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4, and 5)
6. Date Exercisable and Expiration Date
(Month/Day/Year)
7. Title and Amount of Underlying Securities
(Instr. 3 and 4)
8. Price of Derivative Security
(Instr. 5)
9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 4)
10. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 4)
11. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Employee Stock Option (Right to Buy) $ 32.51 03/02/2015   A   14,607     (6) 03/02/2025 Common Stock 14,607 $ 0 14,607 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
Diehl R Anthony
C/O INSULET CORPORATION
600 TECHNOLOGY PARK DRIVE, SUITE 200
BILLERICA, MA 01821
      Secretary and General Counsel  

Signatures

 /s/ R. Anthony Diehl   03/04/2015
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1) The 10,253 restricted stock units vest one-third of the total units on March 2, 2016, one-third of the total units on March 2, 2017 and one-third of the total units on March 2, 2018, subject to continued employment. Vested shares will be delivered to the reporting person as soon as practicable following a vesting date.
(2) Includes 10,000 restricted stock units granted on April 1, 2012 which vest one-half of the total units on April 1, 2015 and one-half of the total units on April 1, 2016; 6,250 restricted stock units granted on March 1, 2013 which vest one-half of the total units on March 1, 2016 and one-half of the total units on March 1, 2017; 4,000 performance share units granted on March 1, 2013, which vest on March 1, 2016; and 8,000 restricted stock units granted on March 3, 2014 which vest one-third of the total units on March 3, 2015, one-third of the total units on March 3, 2016, and one-third of the total units on March 3, 2017. Vested shares will be delivered to the reporting person as soon as practicable following a vesting date.
(3) Includes an aggregate of 1,249 shares acquired under the Insulet Corporation 2007 Employee Stock Purchase Plan on the following dates: 400 shares acquired on December 31, 2007; and 849 shares acquired on June 30, 2008.
(4) This transaction represents the withholding of shares received upon the vesting of restricted stock units to cover the associated tax obligations.
(5) Includes 10,000 restricted stock units granted on April 1, 2012 which vest one-half of the total units on April 1, 2015 and one-half of the total units on April 1, 2016; 6,250 restricted stock units granted on March 1, 2013 which vest one-half of the total units on March 1, 2016 and one-half of the total units on March 1, 2017; 4,000 performance share units granted on March 1, 2013, which vest on March 1, 2016; 5,334 restricted stock units granted on March 3, 2014 which vest one-half of the total units on March 3, 2016, and one-half of the total units on March 3, 2017; and 10,253 restricted stock units granted on March 2, 2015, which vest one-third of the total units on March 2, 2016, one-third of the total units on March 2, 2017 and one-third of the total units on March 2, 2018. Vested shares will be delivered to the reporting person as soon as practicable following a vesting date.
(6) This option is subject to a four-year vesting period, with 25% of the total award vesting one year after the grant date and the remainder vesting in equal quarterly installments each quarter thereafter for 12 quarters, subject to continued employment.

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.

Potential persons who are to respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB number.