Securities and Exchange Commission
Washington, D. C. 20549
Schedule 13G
Under the Securities Exchange Act of 1934
(Amendment No. 2)
Research In Motion Limited
Common Stock
CUSIP Number 760975102
Date of Event Which Requires Filing of this Statement: December 31, 2003
CUSIP No. 760975102
1) Name of reporting person:
Legg Mason, Inc.
Tax Identification No.:
52-1200960
2) Check the appropriate box if a member of a group:
a) n/a
b) n/a
3) SEC use only
4) Place of organization:
Maryland
Number of shares beneficially owned by each reporting person with: *
* Beneficial ownership of the issuer's securities is no longer
attributed to Legg Mason, Inc. as parent company.
No subsidiary, or group of subsidiaries, affiliated with Legg Mason,
Inc. currently has beneficial ownership of 5% or more of the issuer's
securities. Holdings as of December 31, 2003 for the subsidiaries that
were previously identified in prior Schedules 13G filed with respect
to the issuer are included in the Form 13F filed by Legg Mason, Inc.
of even date herewith. See Item 4) for more details.
5) Sole voting power: - 0 -
6) Shared voting power - 0 -
7 Sole dispositive power: - 0 -
8) Shared dispositive power: - 0 -
9) Aggregate amount beneficially owned by each reporting person:
- 0 -
10) Check if the aggregate amount in row (9) excludes certain shares:
n/a
11) Percent of class represented by amount in row (9):
0%
12) Type of reporting person:
HC, CO
______________________________________________________________
Item 1a) Name of issuer:
Research In Motion Limited
Item 1b) Address of issuer's principal executive offices:
295 Phillips Street
Waterloo, Ontario N2L3W8, Canada
Item 2a) Name of person filing:
Legg Mason, Inc.
Item 2b) Address of principal business office:
100 Light Street
Baltimore, MD 21202
Item 2c) Citizenship:
Maryland Corporation
Item 2d) Title of class of securities:
Common Stock
Item 2e) CUSIP number: 760975102
Item 3) If this statement is filed pursuant to Rule 13d-1(b),
or 13d-2(b), check whether the person filing is a:
(a) [ ] Broker or dealer under Section 15 of the Act.
(b) [ ] Bank as defined in Section 3(a) (6) of the Act.
(c) [ ] Insurance Company as defined in Section 3(a) (6) of
the Act.
(d) [ ] Investment Company registered under Section 8 of the
Investment Company Act.
(e) [ ] Investment Adviser registered under Section 203 of the
Investment Advisers Act of 1940.
(f) [ ] Employee Benefit Plan, Pension Fund which is subject
to ERISA of 1974 or Endowment Fund; see
240.13d-1(b)(ii)(F).
(g) [ X ] Parent holding company, in accordance with
240.13d-1(b)(ii)(G).
(h) [ ] Group, in accordance with 240.13d-1(b)(1)(ii)(H).
Item 4) Ownership:
(a) Amount beneficially owned: - 0 - *
* In accordance with Exchange Act Release No. 39538, the investment
adviser subsidiaries of Legg Mason, Inc. have established
informational barriers and therefore beneficial ownership of the
issuer's securities is no longer attributed to Legg Mason, Inc. as
parent company.
No subsidiary, or group of subsidiaries, affiliated with Legg Mason,
Inc. currently has beneficial ownership of 5% or more of the issuer's
securities. Holdings as of December 31, 2003 for the subsidiaries that
were previously identified in prior Schedules 13G filed with respect
to the issuer are included in the Form 13F filed by Legg Mason, Inc.
of even date herewith.
(b) Percent of Class: 0%
(c) Number of shares as to which such person has:
(i) sole power to vote or to direct the vote:
- 0 -
(ii) shared power to vote or to direct the vote:
- 0 -
(iii) sole power to dispose or to direct the disposition of:
- 0 -
(iv) shared power to dispose or to direct the disposition of:
- 0 -
Item 5) Ownership of Five Percent or less of a class:
n/a
Item 6) Ownership of more than Five Percent on behalf of another
person:
n/a
Item 7) Identification and classification of the subsidiary which
acquired the security being reported on by the parent
holding company:
n/a
Item 8) Identification and classification of members of the group:
n/a
Item 9) Notice of dissolution of group:
n/a
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.
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 13, 2004
Legg Mason, Inc.
By ___________________________________________
Peter L. Bain, Executive Vice President