As filed with the Securities and Exchange Commission on June 20, 2013
Securities Act File No. 33-26305
Investment Company Act File No. 811-05742
 
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
__________________

FORM N-1A
 
REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 S
Pre-Effective Amendment No. £
Post-Effective Amendment No. 301 S
and/or  
REGISTRATION STATEMENT UNDER THE  
INVESTMENT COMPANY ACT OF 1940 S
Amendment No. 303 S
(Check appropriate box or boxes)
__________________
 
BLACKROCK FUNDS SM  
(Exact Name of Registrant as Specified in Charter)  
   
100 Bellevue Parkway, Wilmington, Delaware 19809  
(Address of Principal Executive Office)  
   
Registrant’s Telephone Number, including Area Code (800) 441-7762  
   
John M. Perlowski
BlackRock Funds
55 East 52 nd Street
New York, New York 10055
United States of America
 
 
 
(Name and Address of Agent for Service)  
   
Copies to:  
       
Counsel for the Fund:  
John A. MacKinnon, Esq. Benjamin Archibald, Esq.
Sidley Austin LLP BlackRock Advisors, LLC
787 Seventh Avenue 55 East 52 nd Street
New York, New York 10019-6018 New York, New York 10055
__________________
       
It is proposed that this filing will become effective (check appropriate box)
£ immediately upon filing pursuant to paragraph (b)
S on July 19, 2013 pursuant to paragraph (b)
£ 60 days after filing pursuant to paragraph (a)(1)
£ on (date) pursuant to paragraph (a)(1)
£ 75 days after filing pursuant to paragraph (a)(2)
£ on (date) pursuant to paragraph (a)(2) of rule 485.
If appropriate, check the following box:
S This post-effective amendment designates a new effective date for a previously filed post-effective amendment.
Title of Securities Being Registered: Shares of Beneficial Interest, par value $0.001 per share.
       
 
   

 

Explanatory Note

 

This Post-Effective Amendment No. 301 under the Securities Act of 1933, as amended (the “Securities Act”) (Amendment No. 303 under the Investment Company Act of 1940, as amended (the “1940 Act”)) to the registration statement on Form N-1A (the “Registration Statement”) of BlackRock Funds SM (the “Registrant”) is being filed pursuant to paragraph (b)(1)(iii) of Rule 485 under the Securities Act solely for the purpose of delaying, until July 19, 2013, the effectiveness of the registration statement for BlackRock Credit Opportunities Portfolio (the “Fund”), filed in Post-Effective Amendment No. 171 on June 2, 2011, pursuant to paragraph (a) of Rule 485 under the Securities Act.

 

This Post-Effective Amendment No. 301 incorporates by reference the information contained in Parts A, B and C of Post-Effective Amendment No. 171 to the Registrant’s Registration Statement.

  

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SIGNATURES

 

Pursuant to the requirements of the Securities Act of 1933, as amended (the “Securities Act”), and the Investment Company Act of 1940, as amended, BlackRock Funds SM (the “Registrant”) certifies that it meets all the requirements for the effectiveness of this Registration Statement pursuant to Rule 485(b)(1)(iii) under the Securities Act and duly caused this Post-Effective Amendment No. 301 to the Registration Statement on Form N-1A of the Registrant, to be signed on behalf of the Registrant by the undersigned, duly authorized, in the City of New York and the State of New York on the 20 th day of June, 2013.

 

  BLACKROCK FUNDS SM , on behalf of its series,
BlackRock Credit Opportunities Portfolio
     
  By: /s/ John M. Perlowski                     
    John M. Perlowski
    President and Chief Executive Officer

 

Pursuant to the requirements of the Securities Act, this Post-Effective Amendment No. 301 to the Registration Statement on Form N-1A of the Registrant has been signed below by the following persons in the capacities and on the dates indicated:

 

  Signature   Title Date
         
  /s/ John M. Perlowski  

President and Chief Executive Officer

(Principal Executive Officer)

June 20, 2013
  John M. Perlowski      
         
  /s/ Neal J. Andrews   Chief Financial Officer (Principal Financial and Accounting Officer) June 20, 2013
  Neal J. Andrews      
         
  Paul L. Audet*   Trustee  
  Paul L. Audet      
         
  Henry Gabbay*   Trustee  
  Henry Gabbay      
         
  David O. Beim*   Trustee  
  David O. Beim      
         
  Ronald W. Forbes*   Trustee  
  Ronald W. Forbes      
         
  Dr. Matina S. Horner*   Trustee  
  Dr. Matina S. Horner      
         
  Rodney D. Johnson*   Trustee  
  Rodney D. Johnson      
         
  Herbert I. London*   Trustee  
  Herbert I. London      
         
  Ian A. MacKinnon*   Trustee  
  Ian A. MacKinnon      
         
  Cynthia A. Montgomery*   Trustee  
  Cynthia A. Montgomery      
         
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  Joseph P. Platt*   Trustee  
  Joseph P. Platt      
         
  Robert C. Robb, Jr.*   Trustee  
  Robert C. Robb, Jr.      
         
  Toby Rosenblatt*   Trustee  
  Toby Rosenblatt      
         
  Kenneth L. Urish*   Trustee  
  Kenneth L. Urish      
         
  Frederick W. Winter*   Trustee  
  Frederick W. Winter      
         
*By: /s/ Benjamin Archibald     June 20, 2013
  Benjamin Archibald (Attorney-In-Fact)      

 

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