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<P style="PAGE-BREAK-AFTER: avoid; TEXT-ALIGN: center; MARGIN: 0in 0in 0pt"><B><FONT style="LINE-HEIGHT: 18pt; LAYOUT-GRID-MODE: line; FONT-SIZE: 16pt" lang=EN-US face="times new roman">SECURITIES AND EXCHANGE COMMISSION</FONT></B></P>

<P style="PAGE-BREAK-AFTER: avoid; TEXT-ALIGN: center; MARGIN: 0in 0in 0pt"><B><FONT style="LINE-HEIGHT: 14pt; LAYOUT-GRID-MODE: line; FONT-SIZE: 10pt" lang=EN-US face="times new roman">Washington, D.C. 20549</FONT></B></P>

<P style="PAGE-BREAK-AFTER: avoid; TEXT-ALIGN: center; MARGIN: 12pt 0in 0.25in"><FONT style="LAYOUT-GRID-MODE: line; FONT-SIZE: 10pt" lang=EN-US face="times new roman">__________________</FONT></P>

<P style="PAGE-BREAK-AFTER: avoid; TEXT-ALIGN: center; MARGIN: 12pt 0in 0pt"><B><FONT style="LINE-HEIGHT: 20pt; LAYOUT-GRID-MODE: line; FONT-SIZE: 16pt" lang=EN-US face="times new roman">FORM 8-K</FONT></B></P>

<P style="PAGE-BREAK-AFTER: avoid; TEXT-ALIGN: center; MARGIN: 12pt 0in 0.25in"><B><FONT style="LAYOUT-GRID-MODE: line; FONT-SIZE: 12pt" lang=EN-US face="times new roman">CURRENT REPORT</FONT></B></P>

<P style="PAGE-BREAK-AFTER: avoid; TEXT-ALIGN: center; MARGIN: 12pt 0in 0pt"><B><FONT style="LINE-HEIGHT: normal; LAYOUT-GRID-MODE: line; FONT-SIZE: 12pt" lang=EN-US face="times new roman">Pursuant to Section 13 or 15(d) of the</FONT></B></P>

<P style="PAGE-BREAK-AFTER: avoid; TEXT-ALIGN: center; MARGIN: 0in 0in 0pt"><B><FONT style="LINE-HEIGHT: normal; LAYOUT-GRID-MODE: line; FONT-SIZE: 12pt" lang=EN-US face="times new roman">Securities Exchange Act of 1934</FONT></B></P>

<P style="PAGE-BREAK-AFTER: avoid; TEXT-ALIGN: center; MARGIN: 0in 0in 0pt"><FONT style="LINE-HEIGHT: normal; LAYOUT-GRID-MODE: line; FONT-SIZE: 12pt; TEXT-DECORATION: none" lang=EN-US face="times new roman"></FONT>&nbsp;</P>

<P style="PAGE-BREAK-AFTER: avoid; TEXT-ALIGN: center; MARGIN: 0in 0in 0pt"><FONT style="LINE-HEIGHT: normal; LAYOUT-GRID-MODE: line; FONT-SIZE: 12pt" lang=EN-US face="times new roman">Date of Report:&nbsp; </FONT><B><FONT style="LINE-HEIGHT: normal; LAYOUT-GRID-MODE: line; FONT-SIZE: 12pt" lang=EN-US face="times new roman">July 18, 2012</FONT></B></P>

<P style="PAGE-BREAK-AFTER: avoid; TEXT-ALIGN: center; MARGIN: 0in 0in 6pt"><FONT style="LINE-HEIGHT: 14pt; LAYOUT-GRID-MODE: line; FONT-SIZE: 12pt; FONT-WEIGHT: normal" lang=EN-US face="times new roman">(Date of earliest event reported)</FONT></P>

<P style="PAGE-BREAK-AFTER: avoid; TEXT-ALIGN: center; MARGIN: 0in 0in 6pt"><FONT style="LINE-HEIGHT: 14pt; LAYOUT-GRID-MODE: line; FONT-SIZE: 10pt; FONT-WEIGHT: normal" lang=EN-US face="times new roman"></FONT>&nbsp;</P>

<P style="PAGE-BREAK-AFTER: avoid; TEXT-ALIGN: center; MARGIN: 0in 0in 0pt"><B><FONT style="LINE-HEIGHT: normal; LAYOUT-GRID-MODE: line; FONT-SIZE: 16pt" lang=EN-US face="times new roman">PRINCIPAL FINANCIAL GROUP, INC.</FONT></B></P>

<P style="PAGE-BREAK-AFTER: avoid; TEXT-ALIGN: center; MARGIN: 0in 0in 0pt"><FONT style="LINE-HEIGHT: normal; LAYOUT-GRID-MODE: line; FONT-SIZE: 12pt; FONT-WEIGHT: normal" lang=EN-US face="times new roman">(Exact name of registrant as specified in its charter)</FONT></P>

<P style="PAGE-BREAK-AFTER: avoid; TEXT-ALIGN: center; MARGIN: 0in 0in 0pt"><B><FONT style="LINE-HEIGHT: normal; LAYOUT-GRID-MODE: line; FONT-SIZE: 12pt" lang=EN-US face="times new roman"></FONT></B>&nbsp;</P>

<P style="PAGE-BREAK-AFTER: avoid; TEXT-ALIGN: left; MARGIN: 12pt 0in 0pt" align=left><B><FONT style="LINE-HEIGHT: normal; LAYOUT-GRID-MODE: line; FONT-SIZE: 12pt" lang=EN-US face="times new roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Delaware&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 1-16725&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 42-1520346</FONT></B></P>

<P style="PAGE-BREAK-AFTER: avoid; TEXT-ALIGN: left; MARGIN: 0in 0in 0pt" align=left><FONT style="LINE-HEIGHT: normal; LAYOUT-GRID-MODE: line; FONT-SIZE: 12pt; FONT-WEIGHT: normal" lang=EN-US face="times new roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(State or other jurisdiction &nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (Commission file number)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (I.R.S. Employer</FONT></P>

<P style="PAGE-BREAK-AFTER: avoid; TEXT-ALIGN: left; MARGIN: 0in 0in 0pt" align=left><FONT style="LINE-HEIGHT: normal; LAYOUT-GRID-MODE: line; FONT-SIZE: 12pt; FONT-WEIGHT: normal" lang=EN-US face="times new roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; of incorporation) &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Identification Number)</FONT></P>

<P style="PAGE-BREAK-AFTER: avoid; TEXT-ALIGN: center; MARGIN: 0in 0in 0pt"><FONT style="LINE-HEIGHT: 14pt; LAYOUT-GRID-MODE: line; FONT-SIZE: 12pt; FONT-WEIGHT: normal" lang=EN-US face="times new roman"></FONT>&nbsp;</P>

<P style="PAGE-BREAK-AFTER: avoid; TEXT-ALIGN: center; MARGIN: 0in 0in 0pt"><FONT style="LINE-HEIGHT: 14pt; LAYOUT-GRID-MODE: line; FONT-SIZE: 12pt; FONT-WEIGHT: normal" lang=EN-US face="times new roman"></FONT>&nbsp;</P>

<P style="PAGE-BREAK-AFTER: avoid; TEXT-ALIGN: center; MARGIN: 0in 0in 0pt"><B><FONT style="LINE-HEIGHT: 14pt; LAYOUT-GRID-MODE: line; FONT-SIZE: 12pt" lang=EN-US face="times new roman">711 High Street, Des Moines, Iowa 50392</FONT></B></P>

<P style="PAGE-BREAK-AFTER: avoid; TEXT-ALIGN: center; MARGIN: 0in 0in 0pt"><FONT style="LINE-HEIGHT: 14pt; LAYOUT-GRID-MODE: line; FONT-SIZE: 12pt; FONT-WEIGHT: normal" lang=EN-US face="times new roman">(Address of principal executive offices)</FONT></P>

<P style="PAGE-BREAK-AFTER: avoid; TEXT-ALIGN: center; MARGIN: 0in 0in 0pt"><FONT style="LINE-HEIGHT: 14pt; LAYOUT-GRID-MODE: line; FONT-SIZE: 12pt; FONT-WEIGHT: normal" lang=EN-US face="times new roman"></FONT>&nbsp;</P>

<P style="PAGE-BREAK-AFTER: avoid; TEXT-ALIGN: center; MARGIN: 0in 0in 0pt"><B><FONT style="LINE-HEIGHT: 14pt; LAYOUT-GRID-MODE: line; FONT-SIZE: 12pt" lang=EN-US face="times new roman">(515) 247-5111</FONT></B></P>

<P style="PAGE-BREAK-AFTER: avoid; TEXT-ALIGN: center; MARGIN: 0in 0in 0pt"><FONT style="LINE-HEIGHT: 14pt; LAYOUT-GRID-MODE: line; FONT-SIZE: 12pt; FONT-WEIGHT: normal" lang=EN-US face="times new roman">(Registrant&#8217;s telephone number, including area code)</FONT></P>

<P style="PAGE-BREAK-AFTER: avoid; TEXT-ALIGN: center; MARGIN: 0in 0in 0pt"><FONT style="LINE-HEIGHT: 14pt; LAYOUT-GRID-MODE: line; FONT-SIZE: 12pt; FONT-WEIGHT: normal" lang=EN-US face="times new roman"></FONT>&nbsp;</P>

<P style="PAGE-BREAK-AFTER: avoid; TEXT-ALIGN: left; MARGIN: 0in 0in 0pt" align=left><FONT style="LINE-HEIGHT: 14pt; LAYOUT-GRID-MODE: line; FONT-SIZE: 12pt; FONT-WEIGHT: normal" lang=EN-US face="times new roman">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:</FONT></P>

<P style="PAGE-BREAK-AFTER: avoid; TEXT-ALIGN: left; MARGIN: 0in 0in 0pt" align=left><FONT style="LINE-HEIGHT: 14pt; LAYOUT-GRID-MODE: line; FONT-SIZE: 12pt; FONT-WEIGHT: normal" lang=EN-US face="times new roman"></FONT>&nbsp;</P>

<P style="PAGE-BREAK-AFTER: avoid; TEXT-ALIGN: left; MARGIN: 0in 0in 0pt" align=left><FONT style="LINE-HEIGHT: 14pt; LAYOUT-GRID-MODE: line; FONT-SIZE: 12pt; FONT-WEIGHT: normal" lang=EN-US face="times new roman">[&nbsp;&nbsp;&nbsp;&nbsp; ]&nbsp;&nbsp;&nbsp;&nbsp; Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)</FONT></P>

<P style="PAGE-BREAK-AFTER: avoid; TEXT-ALIGN: left; MARGIN: 0in 0in 0pt" align=left><FONT style="LINE-HEIGHT: 14pt; LAYOUT-GRID-MODE: line; FONT-SIZE: 12pt; FONT-WEIGHT: normal" lang=EN-US face="times new roman">[&nbsp;&nbsp;&nbsp;&nbsp; ]&nbsp;&nbsp;&nbsp;&nbsp; Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)</FONT></P>

<P style="PAGE-BREAK-AFTER: avoid; TEXT-ALIGN: left; MARGIN: 0in 0in 0pt" align=left><FONT style="LINE-HEIGHT: 14pt; LAYOUT-GRID-MODE: line; FONT-SIZE: 12pt; FONT-WEIGHT: normal" lang=EN-US face="times new roman">[&nbsp;&nbsp;&nbsp;&nbsp; ]&nbsp;&nbsp;&nbsp;&nbsp; Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act </FONT></P>

<P style="PAGE-BREAK-AFTER: avoid; TEXT-ALIGN: left; TEXT-INDENT: 0.5in; MARGIN: 0in 0in 0pt" align=left><FONT style="LINE-HEIGHT: 14pt; LAYOUT-GRID-MODE: line; FONT-SIZE: 12pt; FONT-WEIGHT: normal" lang=EN-US face="times new roman">(17 CFR 240.14d-2(b))</FONT></P>

<P style="PAGE-BREAK-AFTER: avoid; TEXT-ALIGN: left; MARGIN: 0in 0in 0pt" align=left><FONT style="LINE-HEIGHT: 14pt; LAYOUT-GRID-MODE: line; FONT-SIZE: 12pt; FONT-WEIGHT: normal" lang=EN-US face="times new roman">[&nbsp;&nbsp;&nbsp;&nbsp; ]&nbsp;&nbsp;&nbsp;&nbsp; Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act </FONT></P>

<P style="PAGE-BREAK-AFTER: avoid; TEXT-ALIGN: left; TEXT-INDENT: 0.5in; MARGIN: 0in 0in 0pt" align=left><FONT style="LINE-HEIGHT: 14pt; LAYOUT-GRID-MODE: line; FONT-SIZE: 12pt; FONT-WEIGHT: normal" lang=EN-US face="times new roman">(17 CFR 240.13e-4(c))</FONT></P>

<P style="PAGE-BREAK-AFTER: avoid; TEXT-ALIGN: center; MARGIN: 12pt 0in 0.25in"><FONT style="LAYOUT-GRID-MODE: line; FONT-SIZE: 12pt" lang=EN-US face="times new roman">__________________</FONT></P>

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<P style="MARGIN-LEFT: 0in; MARGIN-RIGHT: 0in"><B><FONT style="FONT-SIZE: 12pt" lang=EN-US face="Times New Roman">Item 7.01&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Regulation FD Disclosure</FONT></B></P>

<P style="MARGIN-LEFT: 0in; MARGIN-RIGHT: 0in"><FONT style="FONT-SIZE: 12pt" lang=EN-US color=black face="Times New Roman">This report is filed quarterly to disclose assets under management (&#8220;AUM&#8221;) 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 AUM by asset manager and presented again in such format within the Company's financial supplement for the quarter ended June 30, 2012 when that document is posted to the Company's investor relations web site on or about July 26, 2012. AUM may include assets managed directly and pursuant to dual employment agreements among affiliated companies.&nbsp;&nbsp; </FONT></P>

<P style="MARGIN-LEFT: 0in; MARGIN-RIGHT: 0in"><FONT style="FONT-SIZE: 12pt" lang=EN-US color=black face="Times New Roman">As of June 30, 2012, the assets under management by asset manager were $243.9 billion for Principal Global Investors and $57.9 billion for Principal International. </FONT></P>

<P style="MARGIN-LEFT: 0in; MARGIN-RIGHT: 0in"><FONT style="FONT-SIZE: 12pt" lang=EN-US color=black face="Times New Roman"></FONT>&nbsp;</P>

<P style="TEXT-ALIGN: justify; MARGIN-LEFT: 0in; MARGIN-RIGHT: 0in"><FONT style="FONT-SIZE: 12pt; TEXT-DECORATION: none" lang=EN-US color=black face="Times New Roman"></FONT>&nbsp;</P>

<H3 style="PAGE-BREAK-AFTER: avoid; TEXT-ALIGN: center; MARGIN: 12pt 0in 3pt" align=center><FONT style="FONT-SIZE: 12pt; FONT-WEIGHT: normal" face="Times New Roman">SIGNATURE</FONT></H3>

<P style="MARGIN: 12pt 0in"><FONT style="FONT-SIZE: 12pt" lang=EN-US face="Times New Roman">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.</FONT></P>

<P style="MARGIN: 0in 0in 0pt"><FONT style="FONT-SIZE: 12pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P>

<P style="MARGIN: 0in 0in 0pt"><FONT style="FONT-SIZE: 12pt" lang=EN-US face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; PRINCIPAL FINANCIAL GROUP, INC.</FONT></P>

<P style="MARGIN: 0in 0in 0pt"><FONT style="FONT-SIZE: 12pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P>

<P style="MARGIN: 0in 0in 0pt"><FONT style="FONT-SIZE: 12pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P>

<P style="MARGIN: 0in 0in 0pt"><FONT style="FONT-SIZE: 12pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P>

<P style="MARGIN: 0in 0in 0pt"><FONT style="FONT-SIZE: 12pt" lang=EN-US face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; By:</FONT><U><FONT style="FONT-SIZE: 12pt" lang=EN-US face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; /s/ John Egan&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </FONT></U></P>

<P style="MARGIN: 0in 0in 0pt"><FONT style="FONT-SIZE: 12pt" lang=EN-US face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Name:&nbsp; John Egan </FONT></P>

<P style="TEXT-INDENT: -0.5in; MARGIN: 0in 0in 0pt 3.5in"><FONT style="FONT-SIZE: 12pt" lang=EN-US face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Title: &nbsp;&nbsp;&nbsp; Vice President &#8211; Investor Relations</FONT></P>

<P style="TEXT-INDENT: 0.5in; MARGIN: 0in 0in 0pt 3in"><FONT style="FONT-SIZE: 12pt" lang=EN-US face="Times New Roman">&nbsp;&nbsp;</FONT></P>

<P style="MARGIN: 0in 0in 0pt"><FONT style="FONT-SIZE: 12pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P>

<P style="MARGIN: 0in 0in 0pt"><FONT style="FONT-SIZE: 12pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P>

<P style="MARGIN: 0in 0in 0pt"><FONT style="FONT-SIZE: 12pt" lang=EN-US face="Times New Roman">Date:&nbsp;&nbsp;&nbsp; July 18, 2012</FONT></P>

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{"company-data": {"conformed-name": "PRINCIPAL FINANCIAL GROUP INC", "cik": "0001126328", "assigned-sic": "6321", "irs-number": "421520346", "state-of-incorporation": "DE", "fiscal-year-end": "0224"}, "filing-values": {"form-type": "8-K", "act": "34", "file-number": "001-16725", "film-number": "12968332"}, "business-address": {"street1": "711 HIGH STREET", "city": "DES MOINES", "state": "IA", "zip": "50392-0300", "phone": "5152475111"}, "mail-address": {"street1": "711 HIGH STREET", "city": "DES MOINES", "state": "IA", "zip": "50392-0300"}}
secondqtraumbymanager.htm - Generated by SEC Publisher for SEC Filing
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:
July 18, 2012
(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))
__________________
Page 2
Item 7.01        Regulation FD Disclosure
This report is filed quarterly to disclose assets under management ("AUM") 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 AUM by asset manager and presented again in such format within the Company's financial supplement for the quarter ended June 30, 2012 when that document is posted to the Company's investor relations web site on or about July 26, 2012. AUM may include assets managed directly and pursuant to dual employment agreements among affiliated companies.
As of June 30, 2012, the assets under management by asset manager were $243.9 billion for Principal Global Investors and $57.9 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/ John Egan
Name:  John Egan
Title:     Vice President – Investor Relations
Date:    July 18, 2012