Regeneron Pharmaceuticals, Inc.
REGENERON PHARMACEUTICALS INC (Form: 4, Received: 12/20/2011 16:58:04)
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
                                                                                  
OMB APPROVAL
OMB Number: 3235-0287
Expires: November 30, 2011
Estimated average burden
hours per response...
0.5
                      
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(f) of the Investment Company Act of 1940
                      

1. Name and Address of Reporting Person *

GOLDBERG MURRAY A
2. Issuer Name and Ticker or Trading Symbol

REGENERON PHARMACEUTICALS INC [ REGN ]
5. Relationship of Reporting Person(s) to Issuer (Check all applicable)

_____ Director                      _____ 10% Owner
__ X __ Officer (give title below)      _____ Other (specify below)
SVP Finance and Admin CFO Trea
(Last)          (First)          (Middle)

777 OLD SAW MILL RIVER ROAD
3. Date of Earliest Transaction (MM/DD/YYYY)

12/16/2011
(Street)

TARRYTOWN, NY 10591
(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   12/20/2011     M    2500   A $11.64   89361   D    
Common Stock                  5416   I   By 401(k) Plan  

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
Incentive Stock Option (right to buy)   $11.64   12/20/2011     M         2500      (1) 12/19/2015   Common Stock   2500     (2) 11682   D    
Incentive Stock Option (right to buy)   $52.03   12/16/2011     A      1921         (1) 12/16/2021   Common Stock   1921     (2) 1921   D    
Non-Qualified Stock Option (right to buy)   $16.80   12/16/2011     A      56250         (3) 12/17/2018   Common Stock   56250     (2) 87798   D    
Non-Qualified Stock Option (right to buy)   $52.03   12/16/2011     A      38079         (1) 12/16/2021   Common Stock   38079     (2) 38079   D    

Explanation of Responses:
( 1)  The stock option award (combined incentive stock option and non-qualified stock option) vests in four equal annual installments, commencing one year after the date of grant.
( 2)  Exercisable date, exercise date, exercise price, purchase price, sales price, and/or expiration date is/are not applicable in this case.
( 3)  On December 17, 2008, the reporting person was granted an option to purchase 56,250 shares of Common Stock. The option vests, partially or in full, on December 31, 2011, based on the extent to which the company satisfies certain performance criteria during the period ending December 31, 2011. The performance criteria have been met and the option will vest as to all 56,250 shares on December 31, 2011.

Reporting Owners
Reporting Owner Name / Address
Relationships
Director 10% Owner Officer Other
GOLDBERG MURRAY A
777 OLD SAW MILL RIVER ROAD
TARRYTOWN, NY 10591


SVP Finance and Admin CFO Trea

Signatures
/s/**Murray A. Goldberg 12/20/2011
** 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.