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
                                                                                  
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Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940
                      

1. Name and Address of Reporting Person *

Tweden Katherine S. 		2. Issuer Name and Ticker or Trading Symbol

EnteroMedics Inc [ ETRM ] 		5. Relationship of Reporting Person(s) to Issuer (Check all applicable)

_____ Director                      _____ 10% Owner
__ X __ Officer (give title below)      _____ Other (specify below)
VP - Clinical and Regulatory
(Last)          (First)          (Middle)

2800 PATTON ROAD 		3. Date of Earliest Transaction (MM/DD/YYYY)

3/9/2015
(Street)

ST. PAUL, MN 55113
(City)        (State)        (Zip)
4. If Amendment, Date Original Filed (MM/DD/YYYY)

 
6. Individual or Joint/Group Filing (Check Applicable Line)

_ X _ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3) 		2. Trans. Date 2A. Deemed Execution Date, if any 3. Trans. 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                  1053   D    

Table II - Derivative Securities Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities)
1. Title of Derivate Security
(Instr. 3) 		2. Conversion or Exercise Price of Derivative Security 3. Trans. Date 3A. Deemed Execution Date, if any 4. Trans. 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 7. Title and Amount of Securities Underlying Derivative Security
(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)   $2.76                      (1) 4/27/2015   Common Stock   183     183   D    
Stock Option (right to buy)   $2.76                      (1) 4/20/2016   Common Stock   2655     2655   D    
Stock Option (right to buy)   $1.90                    10/29/2010   (2) 10/29/2017   Common Stock   1454     1454   D    
Stock Option (right to buy)   $1.90                    10/29/2010   (2) 10/29/2017   Common Stock   1295     1295   D    
Stock Option (right to buy)   $1.90                    10/29/2010   (2) 10/29/2017   Common Stock   2136     2136   D    
Stock Option (right to buy)   $1.90                    10/29/2010   (2) 10/29/2017   Common Stock   20416     20416   D    
Stock Option (right to buy)   $3.78                      (1) 11/18/2019   Common Stock   16666     16666   D    
Stock Option (right to buy)   $2.58                    3/16/2011   (3) 2/16/2021   Common Stock   91981     91981   D    
Stock Option (right to buy)   $2.67                    8/12/2011   (3) 7/12/2021   Common Stock   25000     25000   D    
Stock Option (right to buy)   $1.90                    1/14/2012   (3) 12/14/2021   Common Stock   100000     100000   D    
Stock Option (right to buy)   $3.35   (4)                  8/10/2012   (3) 7/10/2022   Common Stock   291638     291638   D    
Stock Option (right to buy)   $1.31                    6/30/2013   (3) 5/31/2023   Common Stock   257190     257190   D    
Stock Option (right to buy)   $1.11   3/9/2015     A      75000       4/9/2015   (3) 3/9/2025   Common Stock   75000   $0.00   75000   D    

Explanation of Responses:
( 1)  Options currently 100% vested.
( 2)  Options vest 33% on date noted and thereafter at 1/24th per month.
( 3)  Vests in increments of 1/48th per month, beginning the date shown.
( 4)  The exercise price is the closing price on July 10, 2012, the date the board authorized the grants subject to stockholder approval of the increase in the number of shares available for awards under the incentive plan, which was obtained on September 27, 2012.

Reporting Owners
Reporting Owner Name / Address
Relationships
Director 10% Owner Officer Other
Tweden Katherine S.
2800 PATTON ROAD
ST. PAUL, MN 55113

VP - Clinical and Regulatory

Signatures
/s/ Greg S. Lea, Attorney-in-Fact for Katherine S. Tweden 3/11/2015
** Signature of Reporting Person Date


Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* 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).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
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.
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