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

                                    FORM 13F

                               FORM 13F COVER PAGE

Report for the Calendar Year or Quarter Ended: March 31, 2007

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:        Credit Suisse Asset Management LLC
             11 Madison Ave
             New York, New York 10010

Form 13F File Number:  28-03702

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:    Emidio Morizio
Title:   Authorized Signatory
Phone:   (212) 325-2000


Signature, Place, and Date of Signing:


/s/ Emidio Morizio                New York, New York          May 15, 2007
- ----------------------           --------------------       -----------------
    [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 managers(s).)

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

List of Other Managers Reporting for this Manager:

Form 13F File Number              Name

28-11370                          Credit Suisse