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SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
Schedule 13G
Under the Securities Exchange Act of 1934
(Amendment No. )
Micromuse Inc.
(Name of Issuer)
Common
(Title of Class of Securities)
595094 10 3
(CUSIP Number)
December 31, 1998
(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 purposes 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).
(Continued on following page(s))
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CUSIP No. 595094 10 3
Schedule 13G
1
NAME OF REPORTING PERSONS
S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS
Dresdner Bank AG 13-2722082
2
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
(a) [ ] (b) [X]
3
SEC USE ONLY
4
CITIZENSHIP OR PLACE OF ORGANIZATION
Frankfurt, Germany
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH:
5 SOLE VOTING POWER 12,000
6 SHARED VOTING POWER -0-
7 SOLE DISPOSITIVE POWER 12,000
8 SHARED DISPOSITIVE POWER -0-
9
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
1,752,750
10
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*
11
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
11.22%
12
TYPE OF REPORTING PERSON*
BK, HC
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Item 1(a) Name of Issuer:
Micromuse Inc.
Item 1(b) Address of Issuer's Principal Executive Offices:
139 Townsend Street
San Francisco, CA 94107
Item 2(a) Name of Person Filing:
Dresdner Bank AG
Item 2(b) Address of Principal Business Office or, if none, Residence:
Jurgen-Ponto-Platz 1
60301 Frankfurt, Germany
Item 2(c) Citizenship:
German Bank
Item 2(d) Title of Class of Securities:
Common
Item 2(e) CUSIP Number:
595094 10 3
Item 3. If this statement is filed pursuant to Rules 13d-1(b), or 13d-2(b),
check whether the person filing is a:
(g) [X] A parent holding company or control person in accordance
with SECTIONS 240.13d-1(b)(1)(ii)(G). *See Exhibit A.
Item 4. Ownership.
See responses to Items 5, 6, 7, 8, 9, and 11 of Cover Page.
Item 5. Ownership of Five Percent or Less of a Class.
If this statement is being filed to report the fact that as of the date
hereof the reporting person has ceased to be the beneficial owner of more
than five percent of the class of securities, check the following [ ].
Item 6. Ownership of More than Five Percent on Behalf of Another Person.
Not Applicable.
Item 7. Identification and Classification of the Subsidiary Which Acquired
the Security Being Reported on By the Parent Holding Company.
See Exhibit A.
Item 8. Identification and Classification of Members of the Group.
Not Applicable.
Item 9. Notice of Dissolution of Group.
Not Applicable.
Item 10. Certification.
Not Applicable.
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.
Dresdner Bank AG
Dr. Reinhard Preusche January 8, 1999
General Assistant Manager
By /s/ Susan C. Gause
Susan C. Gause
Attorney-in-Fact
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EXHIBIT A
Dresdner Bank AG ("Dresdner") is an international banking organization
headquartered in Frankfurt, Germany. Dresdner RCM Global Investors LLC
("Dresdner RCM"), a wholly owned subsidiary of Dresdner, is an investment
adviser registered under Section 203 of the Investment Advisers Act of 1940.
Dresdner has filed this Schedule 13G pursuant to Rule 13d-1(b)(ii)(G) under
the Securities Exchange Act of 1934. Dresdner has beneficial ownership of the
securities reported on this Schedule 13G only to the extent that Dresdner may
be deemed to have beneficial ownership of securities deemed to be
beneficially owned by Dresdner RCM.
Dresdner is responsible for the timely filing of Schedule 13G and any
amendments thereto, and for the completeness and accuracy of the information
concerning Dresdner contained therein.
DRESDNER BANK AG
Dr. Reinhard Pruesche January 8, 1999
By /s/ Susan C. Gause
Susan C. Gause
Attorney-in-Fact
