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 *
BOLT WILLIAM J
   2. Issuer Name and Ticker or Trading Symbol
ABIOMED INC [ABMD] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
SVP, QA and Regulatory Affairs
(Last)
(First)
(Middle)
C/O ABIOMED, INC., 22 CHERRY HILL DRIVE		 3. Date of Earliest Transaction (Month/Day/Year)
05/23/2014
(Street)

DANVERS, MA 01923		 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, $.01 par 05/23/2014   S   3,436 (4) D $ 20.9632 (5) 90,769 D  
Common Stock, $.01 par 05/27/2014   S   4,593 (4) D $ 21.2065 (7) 86,176 D  

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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
Stock Option (right to buy) (1) $ 9.36             06/08/2006 06/08/2015 Common Stock 30,000   30,000 D  
Stock Option (right to buy) (1) $ 13.57             06/01/2007 06/01/2016 Common Stock 20,000   20,000 D  
Stock Option (right to buy) (1) $ 11.27             05/30/2008 05/30/2017 Common Stock 8,000   8,000 D  
Stock Option (right to buy) (3) $ 5.86             05/28/2010(2) 05/28/2019 Common Stock 18,000   17,300 D  
Stock option (right to buy) (3) $ 13.8             05/23/2009(2) 05/23/2018 Common Stock 9,666   9,666 D  
Stock Option (right to buy) (3) $ 10.03             06/03/2011(2) 06/03/2020 Common Stock 30,000   25,000 D  
Stock Option (right to buy) (3) $ 22.44             05/22/2013(2) 05/22/2022 Common Stock 20,000   20,000 D  
Stock Option (Right to Buy) (3) $ 23.15             05/14/2014(2) 05/14/2023 Common stock 20,000   20,000 D  
Stock Option (Right to Buy) (3) $ 21.55             05/14/2015(6) 05/14/2024 Common Stock 15,000   15,000 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
BOLT WILLIAM J
C/O ABIOMED, INC.
22 CHERRY HILL DRIVE
DANVERS, MA 01923		       SVP, QA and Regulatory Affairs  

Signatures

 /s/ Stephen C. McEvoy (by power of attorney)   05/28/2014
**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) Grant to reporting person of this option to buy the number of Common Stock set forth in Table II, Column 7, under the ABIOMED, Inc. 2000 Stock Incentive Plan.
(2) These options become exercisable in annual 25% increments, commencing on the date shown in Table II, Column 6.
(3) Grant to reporting person of this option to buy the number of Common Stock set forth in Table II, Column 7, under the ABIOMED, Inc. 2008 Stock Incentive Plan.
(4) Sale of common stock pursuant to reporting owner's 10b5-1 plan sold to pay tax obligations upon vesting.
(5) This price represents the weighted average sale price of multiple transactions on the reported date at prices that ranged between $20.8600 and $21.4450. Detailed information regarding the number of shares sold at each separate price will be provided upon request by the Commission staff, the Issuer, or a security holder of the Issuer.
(6) These options become exercisable in annual 33-1/3% increments, commencing on the date shown in Table II, Column 6.
(7) This price represents the weighted average sale price of multiple transactions on the reported date at prices that ranged between $21.0000 and $21.5700. Detailed information regarding the number of shares sold at each separate price will be provided upon request by the Commission staff, the Issuer, or a security holder of the Issuer.

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