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
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(Print or Type Responses)
1. Name and Address of Reporting Person *
ROBERTS BRIAN K
  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)
Chief Financial Officer
(Last)
(First)
(Middle)
C/O INSULET CORPORATION, 9 OAK PARK DRIVE
3. Date of Earliest Transaction (Month/Day/Year)
03/01/2014
(Street)

BEDFORD, MA 01730
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 03/01/2014   A   20,000 A $ 0 117,444 (1) (2) D  
Common Stock 03/01/2014   F   7,440 (3) D $ 47.41 110,004 (4) D  
Common Stock 03/03/2014   A   13,000 A $ 0 123,004 (4) (5) D  

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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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) $ 47.32 03/03/2014   A   8,500     (6) 03/03/2024 Common Stock 8,500 $ 0 8,500 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
ROBERTS BRIAN K
C/O INSULET CORPORATION
9 OAK PARK DRIVE
BEDFORD, MA 01730
      Chief Financial Officer  

Signatures

 /s/ R. Anthony Diehl, attorney in fact   03/04/2014
**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 20,000 performance share units were granted on March 1, 2013, and the Compensation Committee of the Board of Directors subsequently determined the performance share units were earned based on the performance of the Company. 6,666 performance share units vested on March 1, 2014, and the remaining 13,334 performance share units vest one-half of the total units on March 1, 2015 and one-half of the total units on March 1, 2016. Vested shares will be delivered to the reporting person as soon as practicable following a vesting date.
(2) Includes 18,750 restricted stock units granted on April 1, 2012 which vest one-third of the total units on April 1, 2014, one-third of the total units on April 1, 2015 and one-third of the total units on April 1, 2016; and 22,500 restricted stock units granted on March 1, 2013 which vest one-third of the total units on March 1, 2015, one-third of the total units on March 1, 2016 and one-third of the total units on March 1, 2017. Vested shares will be delivered to the reporting person as soon as practicable following a vesting date.
(3) This transaction represents the withholding of shares received upon the vesting of restricted stock units and performance share units to cover the associated tax obligations.
(4) Includes 18,750 restricted stock units granted on April 1, 2012, which vest one-third of the total units on April 1, 2014, one-third of the total units on April 1, 2015 and one-third of the total units on April 1, 2016; 22,500 restricted stock units granted on March 1, 2013, which vest one-third of the total units on March 1, 2015, one-third of the total units on March 1, 2016 and one-third of the total units on March 1, 2017; and 13,334 performance share awards granted on March 1, 2013, which vest one-half of the total units on March 1, 2015 and one-half of the total award on March 1, 2016. Vested shares will be delivered to the reporting person as soon as practicable following a vesting date.
(5) The 13,000 restricted stock units 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.
(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.

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