As filed with the Securities and Exchange Commission on March 15, 2012

 

File No. 033-58041

File No. 811-07257

 

 

 

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

 

FORM N-1A

 

REGISTRATION STATEMENT UNDER THE
SECURITIES ACT OF 1933

POST-EFFECTIVE AMENDMENT NO. 62

 

and

 

REGISTRATION STATEMENT UNDER THE
INVESTMENT COMPANY ACT OF 1940

AMENDMENT NO. 63

 

SEI INSTITUTIONAL INVESTMENTS TRUST

(Exact Name of Registrant as Specified in Charter)

 

SEI Investments Company
One Freedom Valley Drive
Oaks, Pennsylvania 19456

(Address of Principal Executive Offices)

(610) 676-1000

 

Timothy D. Barto
SEI Investments Company
One Freedom Valley Drive
Oaks, Pennsylvania 19456

(Name and Address of Agent for Service)

 

Copy to:

 

Timothy W. Levin, Esquire
Morgan, Lewis & Bockius LLP
1701 Market Street
Philadelphia, PA 19103

 

Title of Securities Being Registered. . .Units of Beneficial Interest

 

It is proposed that this filing become effective (check appropriate box)

 

x           immediately upon filing pursuant to paragraph (b)

o             on [date] pursuant to paragraph (b)

o             60 days after filing pursuant to paragraph (a)(1)

o             on [date] pursuant to paragraph (a)(1)

o             75 days after filing pursuant to paragraph (a)(2)

o             on [date] pursuant to paragraph (a)(2) of Rule 485.

 

If appropriate, check the following box:

 

o             This post-effective Amendment designates a new effective date for a previously filed Post-Effective Amendment.

 

 

 



 

SIGNATURES

 

Pursuant to the requirements of the Securities Act of 1933, as amended, and the Investment Company Act of 1940, as amended, the Registrant certifies that it meets all of the requirements for effectiveness of this Registration Statement pursuant to Rule 485(b) under the Securities Act of 1933, as amended, and has duly caused this Post-Effective Amendment No. 62 to Registration Statement No. 033-58041 to be signed on its behalf by the undersigned, thereunto duly authorized, in the City of Oaks, Commonwealth of Pennsylvania on the 15th day of March, 2012.

 

 

 

SEI INSTITUTIONAL INVESTMENTS TRUST

 

 

 

 

 

 

By:

/s/ Robert A. Nesher

 

 

Robert A. Nesher

 

 

Trustee, President & Chief Executive Officer

 

Pursuant to the requirements of the Securities Act of 1933, as amended, this Amendment to the Registration Statement has been signed below by the following persons in the capacities and on the date(s) indicated.

 

*

 

Trustee

 

March 15, 2012

Rosemarie B. Greco

 

 

 

 

 

 

 

 

 

*

 

Trustee

 

March 15, 2012

William M. Doran

 

 

 

 

 

 

 

 

 

*

 

Trustee

 

March 15, 2012

George J. Sullivan, Jr.

 

 

 

 

 

 

 

 

 

*

 

Trustee

 

March 15, 2012

Nina Lesavoy

 

 

 

 

 

 

 

 

 

*

 

Trustee

 

March 15, 2012

James M. Williams

 

 

 

 

 

 

 

 

 

*

 

Trustee

 

March 15, 2012

Mitchell A. Johnson

 

 

 

 

 

 

 

 

 

*

 

Trustee

 

March 15, 2012

Hubert L. Harris, Jr.

 

 

 

 

 

 

 

 

 

/s/ Robert A. Nesher

 

Trustee, President & Chief

 

March 15, 2012

Robert A. Nesher

 

Executive Officer

 

 

 

 

 

 

 

/s/ Peter A. Rodriguez

 

Controller & Chief

 

March 15, 2012

Peter A. Rodriguez

 

Financial Officer

 

 

 

 

 

 

 

*By:

/s/ Robert A. Nesher

 

 

 

 

 

Robert A. Nesher

 

 

 

 

 

Attorney-in-Fact

 

 

 

 

 



 

INDEX TO EXHIBITS

 

EXHIBIT
NO.

 

DESCRIPTION OF EXHIBIT

 

PAGE NO.

 

 

 

 

 

 

 

Risk/return summary of the Fund’s prospectus as an Interactive Data File using eXtensible Business Reporting Language (“XBRL”)

 

 

 

1