UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549

                                    FORM 13F

                               FORM 13F COVER PAGE

Report for the Calendar Year or Quarter Ended:   June 30, 2006

Check here if Amendment [  ]; Amendment Number:
This Amendment (Check only one.):                [  ] is a restatement.
                                                 [  ] adds new holdings entries.

Institutional Investment Manager Filing this Report:

Name:             Nuveen Investments, Inc.
Address:          333 W. Wacker Drive
                  Chicago, IL 60606

13F File Number:  028-11405

The institutional investment manager filing this report and the person by whom
it is signed hereby represent that the person signing the report is authorized
to submit it, that all information contained herein is true, correct and
complete, and that it is understood that all required items, statements,
schedules, lists, and tables, are considered integral parts of this form.

Person Signing this Report on Behalf of Reporting Manager:

Name:             Mary E. Keefe
Title:            Director of Compliance
Phone:            312-917-7700

Signature, Place, and Date of Signing:

/s/ Marry E. Keefe            Chicago, IL                      August 14, 2006
- ------------------------      ------------------------        ----------------
[Signature]                   [City, State]                   [Date]

Report Type (Check only one.):

[ ]  13F HOLDINGS REPORT. (Check here if all holdings of this reporting manager
     are reported in this report)

[X]  13F NOTICE. (Check here if no holdings reported are in this report, and all
     holdings are reported by other reporting manager(s).)

[ ]  13F COMBINATION REPORT. (Check here if a portion of the holdings for this
     reporting manger is reported in this report and a portion is reported by
     other reporting manager(s).)

List of Other Managers Reporting for this Manager:
[If there are no entries in this list, omit this section]

Form 13F File Number                Name

028-01474                           NWQ Investment Management Company, LLC
028-02397                           Rittenhouse Asset Management, Inc.
028-05958                           Symphony Asset Management, LLC
028-05621                           Santa Barbara Asset Management, LLC


Form 13F File Number                Name

028-11710                           Nuveen Asset Management


                                    FORM 13F SUMMARY PAGE

Report Summary:


Number of Other Included Managers:          0

Form 13F Information Table Entry Total:     0

Form 13F Information Table Value Total:     $0
                                            (thousands)


List of Other Included Managers:


Provide a numbered list of the name(s) and Form 13F file number(s) of all
institutional investment managers with respect to which this report is filed,
other than the manager filing this report.


No.      Form 13F File #            Name

None