SCHEDULE 14A INFORMATION
PROXY STATEMENT PURSUANT TO SECTION 14(A) OF THE SECURITIES
EXCHANGE ACT OF 1934
FILED BY THE REGISTRANT [X] FILED BY A PARTY OTHER
THAN THE REGISTRANT [ ]
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CHECK THE APPROPRIATE BOX:
[ ] Preliminary Proxy Statement
[ ] Confidential for Use of the Commission Only (as permitted
by Rule 14a-6(e)(2))
[ ] Definitive Proxy Statement
[X] Definitive Additional Materials
[ ] Soliciting Material Pursuant to sec. 240.14a-11(c) or sec. 240.14a-12
MFS(R) California Insured Municipal Fund
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(Name of Registrant as Specified in its Charter)
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(Name of Person(s) Filing Proxy Statement, if other than the Registrant)
PAYMENT OF FILING FEE (CHECK THE APPROPRIATE BOX):
[X] No fee required.
[ ] Fee computed on table below per Exchange Act Rules 14a-6(i)(4) and 0-11.
1) Title of each class of securities to which transaction applies:
2) Aggregate number of securities to which transaction applies:
3) Per unit price or other underlying value of transaction computed
pursuant to Exchange Act Rule 0-11 (Set forth the amount on which the
filing fee is calculated and state how it was determined):
4) Proposed maximum aggregate value of transaction:
5) Total Fee Paid:
[ ] Fee paid previously with preliminary materials.
[ ] Check box if any part of the fee is offset as provided by Exchange Act
Rule 0-11(a)(2) and identify the filing for which the offsetting fee was
paid previously. Identify the previous filing by registration statement
number, or the Form or Schedule and the date of its filing.
1) Amount previously paid:
2) Form, Schedule or Registration Statement No.:
3) Filing Party:
4) Date Filed:
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M F S(R)
INVESTMENT MANAGEMENT
MFS(R) CALIFORNIA INSURED MUNICIPAL FUND
September 23, 2008
Dear Valued Shareholder:
Our most current records indicate that we have not yet received your important
proxy vote for the Special Meeting of Shareholders of MFS California Insured
Municipal Fund scheduled for October 9, 2008
If you have voted your proxy since this letter was mailed, we thank you for
your participation. IF YOU HAVE NOT YET VOTED, PLEASE UNDERSTAND THAT IT IS
CRITICAL THAT WE RECEIVE YOUR VOTE SO THAT WE MAY COMPLETE THE BUSINESS OF THIS
ANNUAL MEETING WITHOUT DELAY.
WE HAVE ENCLOSED FOR YOU ANOTHER COPY OF YOUR PROXY BALLOT. Please take a
moment now to complete that ballot with your voting instructions and insert it
into the postage paid envelope we have provided. Alternatively you may vote
using one of the other two methods listed below.
Should you have any questions regarding the agenda or to vote your shares by
phone, please do not hesitate to call our proxy voting information line
toll-free at 1-800-314-9816. Representatives are available to assist you Monday
through Friday 9 a.m. to 10 p.m. Eastern Time.
PLEASE VOTE YOUR SHARES TODAY!
Thank you in advance for your participation.
Sincerely,
/s/ Robert J. Manning
Robert J. Manning, President
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Voting Methods:
[GRAPHIC] 1. Vote by Mail. Please mark the enclosed proxy ballot(s), sign
and date the ballot(s) and return in the postage-paid envelope
provided.
[GRAPHIC] 2. Vote by touch-tone phone. You may cast your vote using the
automated telephone system by calling the toll-free number
found on the enclosed proxy ballot(s).
[GRAPHIC] 3. Vote via the Internet. You may cast your vote using the
Internet by logging onto the website found on the enclosed
proxy ballot(s).
YOUR VOTE IS IMPORTANT! PLEASE TAKE A MOMENT NOW TO CAST YOUR PROXY VOTE.
MFS California Insured Municipal Fund
500 Boylston Street, Boston, MA 02116
M F S(R) MFS INVESTMENT MANAGEMENT
INVESTMENT MANAGEMENT MFS(R) CALIFORNIA INSURED MUNICIPAL FUND - PREFERRED SHARES
500 Boylston Street, Boston, Massachusetts 02116
THIS PROXY IS SOLICITED ON BEHALF OF THE BOARD OF TRUSTEES OF THE TRUST
NOTICE OF THE 2008 ANNUAL MEETING OF SHAREHOLDERS TO BE HELD ON OCTOBER 9, 2008
The signer of this proxy card hereby appoints Christopher R. Bohane, Timothy M. Fagan, Mark D. Fischer, Brian E. Langenfeld, Susan
S. Newton, and Susan A. Pereira and each of them separately, proxies, with power of substitution, and hereby authorizes each of
them to represent, and to vote as designated on the reverse side, at the Meeting of Shareholders of the above-referenced Trust,
on Thursday, October 9, 2008 at 10:30 a.m. Boston time, and at any adjournment thereof, all of the shares of the Trust that the
undersigned would be entitled to vote if personally present. Shareholders of each Trust will vote separately on each item. Only a
Trust's shareholders of record on August 4, 2008 will be entitled to vote at the Trust's Meeting of Shareholders.
YOUR VOTE IS IMPORTANT. WE WOULD APPRECIATE YOUR PROMPTLY
VOTING, SIGNING AND RETURNING THE ENCLOSED PROXY, WHICH WILL
HELP AVOID THE ADDITIONAL EXPENSE OF A SECOND SOLICITATION FOR
YOUR TRUST. THE ENCLOSED ADDRESSED ENVELOPE REQUIRES NO POSTAGE
AND IS PROVIDED FOR YOUR CONVENIENCE.
PLEASE FOLD HERE AND RETURN ENTIRE BALLOT - DO NOT DETACH
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MFS(R) CALIFORNIA INSURED MUNICIPAL FUND - PREFERRED SHARES
2008 ANNUAL MEETING OF SHAREHOLDERS TO BE HELD ON OCTOBER 9, 2008
VOTE BY PHONE, BY MAIL OR VIA THE INTERNET! Please be sure to sign and date this proxy. Please sign
exactly as your name appears on this proxy. When shares are
CALL: TO VOTE YOUR PROXY BY PHONE, CALL 1-866-458-9858 held by joint tenants, both should sign. When signing as
AND ENTER THE 12-DIGIT CONTROL NUMBER FOUND ON attorney, executor, administrator, trustee, or guardian,
THE REVERSE SIDE OF THIS PROXY BALLOT. THIS please give full title as such. If a corporation, please sign
TOUCH-TONE VOTING LINE IS AVAILABLE 24 HOURS A in full corporate name by president or other authorized
DAY, SEVEN DAYS A WEEK. officer. If a partnership, please sign in partnership name by
authorized person.
LOG-ON: TO VOTE ON THE INTERNET GO TO WWW.PROXYONLINE.COM
AND ENTER THE 12-DIGIT CONTROL NUMBER FOUND ON PLEASE MARK YOUR VOTE ON THE REVERSE OF THIS PROXY BALLOT.
THE REVERSE SIDE OF THIS PROXY BALLOT.
MAIL: TO VOTE YOUR PROXY BY MAIL, CHECK THE APPROPRIATE --------------------------------------------------------------
VOTING BOX ON THE REVERSE SIDE OF THIS PROXY BALLOT, Shareholder sign here
SIGN AND DATE THE BALLOT AND RETURN IT IN THE
ENCLOSED POSTAGE-PAID ENVELOPE OR MAIL TO: THE
ALTMAN GROUP, P.O. BOX 238, LYNDHURST, NJ 07071. --------------------------------------------------------------
Joint owner sign here
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Date:
IT IS IMPORTANT THAT PROXIES BE VOTED PROMPTLY. EVERY SHAREHOLDER'S VOTE IS IMPORTANT.
MFS(R) CALIFORNIA INSURED MUNICIPAL FUND - PREFERRED SHARES
CONTROL NUMBER
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123456789123
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WE NEED YOUR PROXY VOTE AS SOON AS POSSIBLE. YOUR PROMPT ATTENTION TO THIS MATTER WILL HELP TO AVOID THE EXPENSE
OF FURTHER SOLICITATION.
THIS PROXY WHEN PROPERLY EXECUTED WILL BE VOTED IN THE MANNER DIRECTED HEREIN BY THE SIGNING SHAREHOLDER. IF NO DIRECTION IS
MADE, THIS PROXY WILL BE VOTED FOR PROPOSALS 1, 2 AND 3 AND AGAINST PROPOSAL 4. IN THEIR DISCRETION, THE PROXIES ARE AUTHORIZED
TO VOTE UPON SUCH OTHER MATTERS AS MAY PROPERLY COME BEFORE THE MEETING.
THE TRUSTEES OF YOUR TRUST RECOMMEND THAT YOU VOTE
IN FAVOR OF ITEMS 1, 2 AND 3 AND AGAINST ITEM 4
PLEASE MARK THE BOXES BELOW IN BLUE OR BLACK INK.
PROPOSALS FOR WITHHOLD
1. ELECTION OF DIRECTORS:
01 - J. Atwood Ives [ ] [ ]
02 - William R. Gutow [ ] [ ]
03 - Michael Hegarty [ ] [ ]
04 - Robert W. Uek [ ] [ ]
05 - Laurie J. Thompson [ ] [ ]
FOR AGAINST ABSTAIN
2. To approve an amended and restated Declaration of Trust. [ ] [ ] [ ]
3. To amend or remove certain fundamental investment policies of the Fund. [ ] [ ] [ ]
4. To act upon, if properly presented at the Meeting, a shareholder [ ] [ ] [ ]
proposal that the Board of Trustees take the steps necessary to merge
the Trust into California Municipal Bond Fund, an open end fund, or
otherwise enable shareholders to realize net asset value for their
shares.
5. To transact such other business as may properly come before the Meeting and any adjournments thereof.
(BARCODE HERE) (TAGID HERE) (CUSIP HERE)