SECURITIES AND EXCHANGE COMMISSION
                             WASHINGTON, D.C. 20549

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                                   FORM 8-K/A

                                 CURRENT REPORT



                     PURSUANT TO SECTION 13 OR 15(D) OF THE
                         SECURITIES EXCHANGE ACT OF 1934

                        Date of Report: OCTOBER 31, 2006
                        (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    (Commission file number)    (I.R.S. Employer
     of incorporation)                                   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))

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ITEM 2.02. RESULTS OF OPERATIONS AND FINANCIAL CONDITION

Principal Financial Group, Inc.'s Current Report on Form 8-K publicly announcing
information  regarding its results of operations and financial condition for the
quarter ended  September 30, 2006 filed earlier today  included a  typographical
error.  The earnings  release included as an exhibit to the report stated in the
second  bullet point under the caption,  "Additional  highlights as of September
30,  2006,"  that full  service  accumulation  sales were $1.4  million in third
quarter 2006.  The correct  amount of full service  accumulation  sales for that
period was $1.4 billion.



                                    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
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                         Name:    Thomas J. Graf
                         Title:   Senior Vice President - Investor Relations


Date:    October 31, 2006

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