SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

__________________

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the

Securities Exchange Act of 1934

 

Date of Report: April 17, 2008

(Date of earliest event reported)

 

PRINCIPAL FINANCIAL GROUP, INC.

(Exact name of registrant as specified in its charter)

 

Delaware

1-16725

42-1520346

(State or other jurisdiction

of incorporation)

(Commission file number)

(I.R.S. Employer

Identification Number)



 

711 High Street, Des Moines, Iowa 50392

(Address of principal executive offices)

 

(515) 247-5111

(Registrant’s telephone number, including area code)

 

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

 

 

[

]

Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

 

[

]

Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

 

[

]

Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR

 

    240.14d-2(b))

 

[

]

Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR

 

    240.13e-4(c))

__________________

Item 7.01       Regulation FD Disclosure

 

This report is filed quarterly to disclose assets under management by asset manager, prior to the availability of Principal Financial Group, Inc's (the "Company") quarterly earnings release. The amounts presented herein will be consistent with the format of assets under management by asset manager and presented again in such format within the Company's financial supplement for the quarter ended March 31, 2008 when that document is posted to the Company's investor relations web site on or about May 5, 2008.

 

As of March 31, 2008, the assets under management by asset manager were $229.9 billion for Principal Global Investors and $28.5 billion for Principal International.

 

 

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized.

 

 

PRINCIPAL FINANCIAL GROUP, INC.

 

 

 

By:

/s/ Thomas J. Graf

 

Name:

Thomas J. Graf

 

Title:

Senior Vice President – Investor Relations

 

 

Date:

April 17, 2008