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

                                  SCHEDULE 13G

                    Under the Securities Exchange Act of 1934

                               (Amendment No. 4)*

                                Labor Ready, Inc.
--------------------------------------------------------------------------------
                                (Name of Issuer)

                                  Common Stock
--------------------------------------------------------------------------------
                         (Title of Class of Securities)

                                    505401208
                        ------------------------------
                                 (CUSIP Number)

                                December 31, 2003
--------------------------------------------------------------------------------
             (Date of Event Which Requires Filing of this Statement)


Check the appropriate box to designate the rule pursuant to which this Schedule
is filed:

                                [x] Rule 13d-1(b)
                                [_] Rule 13d-1(c)
                                [_] Rule 13d-1(d)

*The remainder of this cover page shall be filled out for a reporting person's
initial filing on this form with respect to the subject class of securities, and
for any subsequent amendment containing information which would alter the
disclosures provided in a prior cover page.

The information required in the remainder of this cover page shall not be deemed
to be "filed" for the purpose of Section 18 of the Securities Exchange Act of
1934 ("Act") or otherwise subject to the liabilities of that section of the Act
but shall be subject to all other provisions of the Act (however, see the
Notes).

                               Page 1 of 9 pages



-------------------                                            -----------------
CUSIP No. 505401208                   13G                      Page 2 of 9 Pages
          ---------
-------------------                                            -----------------

--------------------------------------------------------------------------------
 1    NAME OF REPORTING PERSON
      S.S. or I.R.S. IDENTIFICATION NO. OF ABOVE PERSON

      Columbia Wanger Asset Management, L.P.  36-3820584
--------------------------------------------------------------------------------
 2    CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*

      Not Applicable                                            (a) [_]
                                                                (b) [_]
--------------------------------------------------------------------------------
 3    SEC USE ONLY

--------------------------------------------------------------------------------
 4    CITIZENSHIP OR PLACE OF ORGANIZATION

      Delaware
--------------------------------------------------------------------------------

                     5    SOLE VOTING POWER

                          None
   NUMBER OF       -------------------------------------------------------------
    SHARES           6    SHARED VOTING POWER
 BENEFICIALLY
   OWNED BY               2,300,000
     EACH          -------------------------------------------------------------
  REPORTING          7    SOLE DISPOSITIVE POWER
    PERSON
     WITH                 None
                   -------------------------------------------------------------
                     8    SHARED DISPOSITIVE POWER

                          2,300,000

--------------------------------------------------------------------------------
 9    AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

      2,300,000
--------------------------------------------------------------------------------
10    CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*

      Not Applicable                                                [_]
--------------------------------------------------------------------------------
11    PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

      5.7 %
--------------------------------------------------------------------------------
12    TYPE OF REPORTING PERSON*

      IA
--------------------------------------------------------------------------------



-------------------                                            -----------------
CUSIP No. 505401208                   13G                      Page 3 of 9 Pages
          ---------
-------------------                                            -----------------

--------------------------------------------------------------------------------
 1    NAME OF REPORTING PERSON
      S.S. or I.R.S. IDENTIFICATION NO. OF ABOVE PERSON

      WAM Acquisition GP, Inc.
--------------------------------------------------------------------------------
 2    CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*

      Not Applicable                                            (a) [_]
                                                                (b) [_]
--------------------------------------------------------------------------------
 3    SEC USE ONLY

--------------------------------------------------------------------------------
 4    CITIZENSHIP OR PLACE OF ORGANIZATION

      Delaware
--------------------------------------------------------------------------------

                     5    SOLE VOTING POWER

                          None
   NUMBER OF       -------------------------------------------------------------
    SHARES           6    SHARED VOTING POWER
 BENEFICIALLY
   OWNED BY               2,300,000
     EACH          -------------------------------------------------------------
  REPORTING          7    SOLE DISPOSITIVE POWER
    PERSON
     WITH                 None
                   -------------------------------------------------------------
                     8    SHARED DISPOSITIVE POWER

                          2,300,000

--------------------------------------------------------------------------------
 9    AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

      2,300,000
--------------------------------------------------------------------------------
10    CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*

      Not Applicable                                                [_]
--------------------------------------------------------------------------------
11    PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

      5.7 %
--------------------------------------------------------------------------------
12    TYPE OF REPORTING PERSON*

      CO
--------------------------------------------------------------------------------




Item 1(a)     Name of Issuer:

                       Labor Ready, Inc.

Item 1(b)     Address of Issuer's Principal Executive Offices:

                       1015 A Street
                       Tacoma, Washington 98402

Item 2(a)     Name of Person Filing:

                       Columbia Wanger Asset Management, L.P. ("WAM")
                       WAM Acquisition GP, Inc., the general partner of WAM
                       ("WAM GP")

Item 2(b)     Address of Principal Business Office:

                       WAM and WAM GP are both located at:

                       227 West Monroe Street, Suite 3000
                       Chicago, Illinois  60606

Item 2(c)     Citizenship:

                       WAM is a Delaware limited partnership and WAM GP is a
                       Delaware corporation.

Item 2(d)     Title of Class of Securities:

                       Common Stock

Item 2(e)     CUSIP Number:

                       505401208

Item 3        Type of Person:

                       (e)  WAM is an Investment Adviser registered under
                            section 203 of the Investment Advisers Act of 1940;
                            WAM GP is the General Partner of the Investment
                            Adviser.

                                Page 4 of 9 Pages



Item 4        Ownership (at December 31, 2003):

                       (a) Amount owned "beneficially" within the meaning of
                           rule 13d-3:

                           2,300,000

                       (b) Percent of class:

                           5.7 % (based on 40,501,588 shares
                           outstanding as of October 17, 2003).

                       (c) Number of shares as to which such person has:

                                    (i)   sole power to vote or to direct the
                                          vote: none

                                    (ii)  shared power to vote or to direct the
                                          vote: 2,300,000

                                    (iii) sole power to dispose or to direct the
                                          disposition of: none

                                    (iv)  shared power to dispose or to direct
                                          disposition of: 2,300,000

Item 5        Ownership of Five Percent or Less of a Class:

                           Not Applicable

Item 6        Ownership of More than Five Percent on Behalf of Another Person:

                           The shares reported herein have been acquired on
                           behalf of discretionary clients of WAM. Persons other
                           than WAM and WAM GP are entitled to receive all
                           dividends from, and proceeds from the sale of, those
                           shares.

Item 7        Identification and Classification of the Subsidiary Which Acquired
              the Security Being Reported on by the Parent Holding Company:

                           Not Applicable

Item 8        Identification and Classification of Members of the Group:

                           Not Applicable

Item 9        Notice of Dissolution of Group:

                           Not Applicable

                                Page 5 of 9 Pages



Item 10       Certification:

                    By signing below I certify that, to the best of my knowledge
              and belief, the securities referred to above were acquired and
              are held in the ordinary course of business and were not acquired
              and are not held for the purpose of or with the effect of changing
              or influencing the control of the issuer of the securities and
              were not acquired and are not held in connection with or as a
              participant in any transaction having that purpose or effect.

                                Page 6 of 9 Pages




                                    Signature

     After reasonable inquiry and to the best of my knowledge and belief, I
certify that the information set forth in this statement is true, complete and
correct.

Date: February 10, 2004

                    The undersigned corporation, on the date above written,
                    agrees and consents to the joint filing on its behalf
                    of this Schedule 13G in connection with its beneficial
                    ownership of the security reported herein.

                                     WAM Acquisition GP, Inc.
                                        for itself and as general partner of
                                        COLUMBIA WANGER ASSET MANAGEMENT, L.P.


                                     By: /s/ Bruce H. Lauer
                                         -------------------------------------
                                             Bruce H. Lauer
                                             Senior Vice President and Secretary

                               Page 7 of 9 Pages



                                  Exhibit Index

Exhibit 1           Joint Filing Agreement dated as of February 10, 2004 by and
                    between Columbia Wanger Asset Management, L.P. and WAM
                    Acquisition GP, Inc.

                                Page 8 of 9 Pages



                                                                       EXHIBIT 1

                             JOINT FILING AGREEMENT

     The undersigned hereby agree to the joint filing of the Schedule 13G to
which this Agreement is attached.

                    Dated:  February 10, 2004

                                     WAM Acquisition GP, Inc.
                                         for itself and as general partner of
                                         COLUMBIA WANGER ASSET MANAGEMENT, L.P.


                                     By: /s/ Bruce H. Lauer
                                         --------------------------------------
                                             Bruce H. Lauer
                                             Senior Vice President and Secretary

                                Page 9 of 9 Pages