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 *
Itin Christian
   2. Issuer Name and Ticker or Trading Symbol
MICROMET, INC. [MITI] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
President and CEO
(Last)
(First)
(Middle)
C/O MICROMET GMBH, STAFFELSEESTRASSE 2		 3. Date of Earliest Transaction (Month/Day/Year)
03/07/2012
(Street)

MUNICH, 2M 81477		 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

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
Stock Option (right to buy) $ 1.66 03/07/2012   D     340,772   (1) 05/04/2016 Common Stock 340,772 $ 9.34 0 D  
Stock Option (right to buy) $ 2.56 03/07/2012   D     750,000   (1) 06/10/2017 Common Stock 750,000 $ 8.44 0 D  
Stock Option (right to buy) $ 1.75 03/07/2012   D     192,857   (1) 03/31/2018 Common Stock 192,857 $ 9.25 0 D  
Stock Option (right to buy) $ 3.16 03/07/2012   D     158,333   (1) 04/01/2019 Common Stock 158,333 $ 7.84 0 D  
Stock Option (right to buy) $ 8.08 03/07/2012   D     340,000   (1) 04/01/2020 Common Stock 340,000 $ 2.92 0 D  
Stock Option (right to buy) $ 5.83 03/07/2012   D     310,000   (1) 03/01/2021 Common Stock 310,000 $ 5.17 0 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
Itin Christian
C/O MICROMET GMBH
STAFFELSEESTRASSE 2
MUNICH, 2M 81477		       President and CEO  

Signatures

 /s/ Janet Hanson, attorney-in-fact   03/09/2012
**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) This option was cancelled and converted into the right to receive in cash the amount per share by which $11.00 exceeds the exercise price of the option, subject to any applicable tax witholdings (such amount, the "Option Spread"), upon the effective time of the merger of Armstrong Acquisition Corp. with and into Micromet, Inc. pursuant to that certain Agreement and Plan of Merger by and among Amgen Inc., Armstrong Acquisition Corp. and Micromet, Inc. dated January 25, 2012 (the "Merger Agreement"). The Option Spread for the unvested portion of the option, if any, will be paid in accordance with the schedule described in the Merger Agreement.

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