CERTIFICATION
Pursuant to Section 906
of the Sarbanes-Oxley Act of 2002
The undersigned, the Chief Executive Officer of the SEI Institutional Investments Trust (the “Registrant”), with respect to the Registrant’s Form N-CSR for the year ended May 31, 2010 as filed with the Securities and Exchange Commission, hereby certifies, pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that, to the best of my knowledge:
1. such Form N-CSR fully complies with the requirements of section 13(a) or 15(d) of the Securities Exchange Act of 1934; and
2. the information contained in such Form N-CSR fairly presents, in all material respects, the financial condition and results of operations of the Registrant.
Dated: July 30, 2010
/s/ Robert A. Nesher |
Robert A. Nesher |
Chief Executive Officer |
CERTIFICATION
Pursuant to Section 906
of the Sarbanes-Oxley Act of 2002
The undersigned, the Controller & CFO of the SEI Institutional Investments Trust (the “Registrant”), with respect to the Registrant’s Form N-CSR for the year ended May 31, 2010 as filed with the Securities and Exchange Commission, hereby certifies, pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that, to the best of my knowledge:
1. such Form N-CSR fully complies with the requirements of section 13(a) or 15(d) of the Securities Exchange Act of 1934; and
2. the information contained in such Form N-CSR fairly presents, in all material respects, the financial condition and results of operations of the Registrant.
Dated: July 30, 2010
/s/ Stephen F. Panner |
Stephen F. Panner |
Controller & CFO |