SECURITIES AND EXCHANGE COMMISSION
                             WASHINGTON, D.C. 20549
                                   ----------
                                  SCHEDULE 13G
                                 (RULE 13D-102)

                  INFORMATION STATEMENT PURSUANT TO RULE 13D-1
                    UNDER THE SECURITIES EXCHANGE ACT OF 1934
                                (AMENDMENT NO. 2)

                                 BLACKROCK, INC.
                                 ---------------
                                (Name of Issuer)

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

                                    09247X101
                                    ---------
                                 (CUSIP Number)

                                December 31, 2001
                                -----------------
             (Date of Event Which Requires Filing of this Statement)

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

[ ] Rule 13d-1(b)
[ ] Rule 13d-1(c)
[X] Rule 13d-1(d)

CUSIP No. 461915100                                            Page 1 of 6 Pages

   1)  Names of Reporting Persons
       IRS Identification No. Of Above Persons

            The PNC Financial Services Group, Inc. (formerly, PNC Bank Corp.)
            25-1435979

   2)  Check the Appropriate Box if a Member of a Group (See Instructions)
       a) [ ]
       b) [ ]

   3)  SEC USE ONLY

   4)  Citizenship or Place of Organization    Pennsylvania

   Number of Shares        5)  Sole Voting Power                      44,935,000

   Beneficially Owned      6)  Shared Voting Power                           -0-

   By Each Reporting       7)  Sole Dispositive Power                 44,935,000

   Person With             8)  Shared Dispositive Power                      -0-

   9)  Aggregate Amount Beneficially Owned by Each Reporting Person  44,935,000*
                                       *See the response to Item 4.
   10) Check if the Aggregate Amount in Row (9) Excludes Certain Shares
       See Instructions                                                      [ ]

   11) Percent of Class Represented by Amount in Row (9)                  69.70*
                                       *See the response to Item 4.
   12) Type of Reporting Person  (See Instructions)                           HC


                       SECURITIES AND EXCHANGE COMMISSION
                             WASHINGTON, D.C. 20549
                                   ----------
                                  SCHEDULE 13G
                                 (RULE 13D-102)

                  INFORMATION STATEMENT PURSUANT TO RULE 13D-1
                    UNDER THE SECURITIES EXCHANGE ACT OF 1934
                                (AMENDMENT NO. 2)

                                 BLACKROCK, INC.
                                 ---------------
                                (Name of Issuer)

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

                                    09247X101
                                    ---------
                                 (CUSIP Number)

                                December 31, 2001
                                -----------------
             (Date of Event Which Requires Filing of this Statement)

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

[ ] Rule 13d-1(b)
[ ] Rule 13d-1(c)
[X] Rule 13d-1(d)

CUSIP No. 461915100                                            Page 2 of 6 Pages

   1)  Names of Reporting Persons
       IRS Identification No. Of Above Persons

            PNC Bancorp, Inc.  51-0326854

   2)  Check the Appropriate Box if a Member of a Group (See Instructions)
       a) [ ]
       b) [ ]

   3)  SEC USE ONLY

   4)  Citizenship or Place of Organization    Delaware

   Number of Shares        5)  Sole Voting Power                      44,935,000

   Beneficially Owned      6)  Shared Voting Power                           -0-

   By Each Reporting       7)  Sole Dispositive Power                 44,935,000

   Person With             8)  Shared Dispositive Power                      -0-

   9)  Aggregate Amount Beneficially Owned by Each Reporting Person  44,935,000*
                                       *See the response to Item 4.
   10) Check if the Aggregate Amount in Row (9) Excludes Certain Shares
       See Instructions                                                      [ ]

   11) Percent of Class Represented by Amount in Row (9)                  69.70*
                                       *See the response to Item 4.
   12) Type of Reporting Person  (See Instructions)                           HC


                       SECURITIES AND EXCHANGE COMMISSION
                             WASHINGTON, D.C. 20549
                                   ----------
                                  SCHEDULE 13G
                                 (RULE 13D-102)

                  INFORMATION STATEMENT PURSUANT TO RULE 13D-1
                    UNDER THE SECURITIES EXCHANGE ACT OF 1934
                                (AMENDMENT NO. 2)

                                 BLACKROCK, INC.
                                 ---------------
                                (Name of Issuer)

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

                                    09247X101
                                    ---------
                                 (CUSIP Number)

                                December 31, 2001
                                -----------------
             (Date of Event Which Requires Filing of this Statement)

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

[ ] Rule 13d-1(b)
[ ] Rule 13d-1(c)
[X] Rule 13d-1(d)

CUSIP No. 461915100                                            Page 3 of 6 Pages

   1)  Names of Reporting Persons
       IRS Identification No. Of Above Persons

            PNC Bank, National Association  22-1146430

   2)  Check the Appropriate Box if a Member of a Group (See Instructions)
       a) [ ]
       b) [ ]

   3)  SEC USE ONLY

   4)  Citizenship or Place of Organization    United States

   Number of Shares        5)  Sole Voting Power                      44,935,000

   Beneficially Owned      6)  Shared Voting Power                           -0-

   By Each Reporting       7)  Sole Dispositive Power                 44,935,000

   Person With             8)  Shared Dispositive Power                      -0-

   9)  Aggregate Amount Beneficially Owned by Each Reporting Person  44,935,000*
                                       *See the response to Item 4.
   10) Check if the Aggregate Amount in Row (9) Excludes Certain Shares
              See Instructions                                               [ ]

   11) Percent of Class Represented by Amount in Row (9)                  69.70*
                                       *See the response to Item 4.
   12) Type of Reporting Person  (See Instructions)                           BK


                       SECURITIES AND EXCHANGE COMMISSION


                       SECURITIES AND EXCHANGE COMMISSION
                             WASHINGTON, D.C. 20549
                                   ----------
                                  SCHEDULE 13G
                                 (RULE 13D-102)

                  INFORMATION STATEMENT PURSUANT TO RULE 13D-1
                    UNDER THE SECURITIES EXCHANGE ACT OF 1934
                                (AMENDMENT NO. 2)

                                 BLACKROCK, INC.
                                 ---------------
                                (Name of Issuer)

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

                                    09247X101
                                    ---------
                                 (CUSIP Number)

                                December 31, 2001
                                -----------------
             (Date of Event Which Requires Filing of this Statement)

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

[ ] Rule 13d-1(b)
[ ] Rule 13d-1(c)
[X] Rule 13d-1(d)

CUSIP No. 461915100                                            Page 4 of 6 Pages

   1)  Names of Reporting Persons
       IRS Identification No. Of Above Persons

            PNC Asset Management, Inc.  51-0380821

   2)  Check the Appropriate Box if a Member of a Group (See Instructions)
       a) [ ]
       b) [ ]

   3)  SEC USE ONLY


   4)  Citizenship or Place of Organization    Delaware

   Number of Shares        5)  Sole Voting Power                      44,935,000

   Beneficially Owned      6)  Shared Voting Power                           -0-

   By Each Reporting       7)  Sole Dispositive Power                 44,935,000

   Person With             8)  Shared Dispositive Power                      -0-

   9)  Aggregate Amount Beneficially Owned by Each Reporting Person  44,935,000*
                                       *See the response to Item 4.
   10) Check if the Aggregate Amount in Row (9) Excludes Certain Shares
       See Instructions                                                      [ ]

   11) Percent of Class Represented by Amount in Row (9)                  69.70*
                                       *See the response to Item 4.
   12) Type of Reporting Person  (See Instructions)                           HC


                                                               Page 5 of 6 Pages

ITEM 4 - OWNERSHIP:

The following information is as of December 31, 2001:

(a)  Amount Beneficially Owned:                               44,935,000 shares*

(b)  Percent of Class:                                                    69.70*

(c)  Number of shares to which such person has:
         (i)  sole power to vote or to direct the vote                44,935,000
        (ii)  shared power to vote or to direct the vote                     -0-
       (iii)  sole power to dispose or to direct the disposition of   44,935,000
        (iv)  shared power to dispose or to direct the disposition of        -0-

*Of the total shares of Common Stock reported herein, 40,000,000 shares are
Common Stock B and 4,935,000 shares are Common Stock A. The Common Stock B is
convertible into Common Stock A on a 1 for 1 basis pursuant to the terms of the
Common Stock. The 4,935,000 shares of Common Stock A reported herein were
converted from Common Stock B shares as of December 31, 2001. The percentage
reported herein is based on 64,465,918 shares of Common Stock outstanding at
December 31, 2001 (15,916,944 shares of Common Stock A and 48,548,974 shares of
Common Stock B). On this basis, Reporting Persons hold 31.00% of the Common
Stock A and 82.39% of the Common Stock B.

ITEM 7 - IDENTIFICATION AND CLASSIFICATION OF THE SUBSIDIARY WHICH ACQUIRED THE
         SECURITY BEING REPORTED ON BY THE PARENT HOLDING COMPANY:

Included are the following subsidiaries of The PNC Financial Services Group,
Inc. (formerly, PNC Bank Corp.) - HC:

PNC Bancorp, Inc. - HC (wholly owned subsidiary of The PNC Financial Services
Group, Inc.)

PNC Bank, National Association - BK (wholly owned subsidiary of PNC Bancorp,
Inc.)

PNC Asset Management, Inc. - HC (indirectly owned subsidiary of PNC Bank,
National Association)


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 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 6 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.


February 12, 2002
-----------------------------------------------------------------------
Date

By: /s/ Robert L. Haunschild
-----------------------------------------------------------------------
Signature - The PNC Financial Services Group, Inc.
Robert L. Haunschild, Senior Vice President and Chief Financial Officer
-----------------------------------------------------------------------
Name & Title


February 12, 2002
-----------------------------------------------------------------------
Date


By: /s/ James B. Yahner
-----------------------------------------------------------------------
Signature - PNC Bancorp, Inc.
James B. Yahner, Vice President
-------------------------------
Name & Title


February 12, 2002
-----------------------------------------------------------------------
Date


By: /s/ Thomas R. Moore
-----------------------------------------------------------------------
Signature - PNC Bank, National Association
Thomas R. Moore, Secretary
--------------------------
Name & Title


February 12, 2002
-----------------------------------------------------------------------
Date


By: /s/ Robert L. Haunschild
-----------------------------------------------------------------------
Signature - PNC Asset Management, Inc.
Robert L. Haunschild, President
-------------------------------
Name & Title


                     AN AGREEMENT TO FILE A JOINT STATEMENT
                WAS PREVIOUSLY FILED AS EXHIBIT A TO SCHEDULE 13G