Edgar Filing: SANGAMO BIOSCIENCES INC

Definitive Additional Materials

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 14A

Proxy Statement Pursuant to Section 14(a) of the

Securities Exchange Act of 1934

(Amendment No. )

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¨	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 §240.14a-12

SANGAMO BIOSCIENCES, INC.
(Name of Registrant as Specified In Its Charter)


(Name of Person(s) Filing Proxy Statement, if other than the Registrant)

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proxy materials and voting instructions.

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*** Exercise Your Right to Vote ***

Important Notice Regarding the Availability of Proxy Materials for the

Shareholder Meeting to Be Held on <mtgdate>.

You are receiving this communication because you hold

shares in the above named company.

This is not a ballot. You cannot use this notice to vote

these shares. This communication presents only an

overview of the more complete proxy materials that are

available to you on the Internet. You may view the proxy

materials online at www.proxyvote.com or easily request a

paper copy (see reverse side).

We encourage you to access and review all of the important

information contained in the proxy materials before voting.

Meeting Information

Meeting Type: <mtgtype>

For holders as of: <recdate>

Date: Time: <mtgtime>

Location:

0000143118_1 R1.0.0.11699

SANGAMO BIOSCIENCES, INC. Annual Meeting

June 21, 2012

June 21, 2012 9:00 AM PDT

April 23, 2012

Sangamo BioSciences, Inc.

501 Canal Boulevard

Richmond, CA 94804

Return Address Line 1

Return Address Line 2

Return Address Line 3

51 MERCEDES WAY

EDGEWOOD NY 11717

Investor Address Line 1

Investor Address Line 2

Investor Address Line 3

Investor Address Line 4

Investor Address Line 5

John Sample

1234 ANYWHERE STREET

ANY CITY, ON A1A 1A1

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0000143118_2 R1.0.0.11699

1. Form 10-K 2. Notice & Proxy Statement

Requests, instructions and other inquiries sent to this e-mail address will NOT be forwarded to your investment

advisor. Please make the request as instructed above on or before June 07, 2012 to facilitate timely delivery.

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Voting items

0000143118_3 R1.0.0.11699

The Board of Directors recommends that you

vote FOR the following:

1. Election of Directors

Nominees

01 Edward O. Lanphier II 02 Paul B. Cleveland 03 Stephen G. Dilly, MBBS 04 John W. Larson 05 Steven J. Mento, Ph.D.

06 Saira Ramasastry 07 William R. Ringo

The Board of Directors recommends you vote FOR the following proposal(s):

2. To ratify the appointment of Ernst & Young LLP as our independent registered public accounting firm for the

year ending December 31, 2012.

NOTE: Such other business as may properly come before the meeting or any adjournment thereof.

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THIS SPACE RESERVED FOR LANGUAGE PERTAINING TO

BANKS AND BROKERS

AS REQUIRED BY THE NEW YORK STOCK EXCHANGE

Voting Instructions

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