Sec Form 4 Filing - LESYNA MICHAEL W @ TRIMBLE NAVIGATION LTD /CA/ - 2007-10-29

FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person LESYNA MICHAEL W 2. Issuer Name and Ticker or Trading Symbol TRIMBLE NAVIGATION LTD /CA/ [ TRMB] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner X __ Officer (give title below) _____ Other (specify below) Vice President (Last) (First) (Middle) C/O TIMBLE NAVIGATION LTD, 935 STEWART DRIVE 3. Date of Earliest Transaction (MM/DD/YY) 10/29/2007 (Street) SUNNYVALE, CA94085 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) __ X __ Form filed by One Reporting Person _____ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common Stock 10/29/2007 M 3,330 A $ 13.7084 19,112 ( 1 ) D Common Stock 10/29/2007 S 3,330 D $ 41.1981 15,782 ( 1 ) D Common Stock 10/29/2007 M 173 A $ 8.5 15,955 ( 1 ) D Common Stock 10/29/2007 S 173 D $ 41.1981 15,782 ( 1 ) D Common Stock 10/29/2007 M 1,328 A $ 8.5 17,110 ( 1 ) D Common Stock 10/29/2007 S 1,328 D $ 41.1981 15,782 ( 1 ) D Common Stock 10/29/2007 M 1,338 A $ 14.53 17,120 ( 1 ) D Common Stock 10/29/2007 S 1,338 D $ 41.1981 15,782 ( 1 ) D Common Stock 10/29/2007 M 1,941 A $ 14.53 17,723 ( 1 ) D Common Stock 10/29/2007 S 1,941 D $ 41.1981 15,782 ( 1 ) D Common Stock 10/29/2007 M 8,800 A $ 16.995 24,582 ( 1 ) D Common Stock 10/29/2007 S 8,800 D $ 41.1981 15,782 ( 1 ) D Common Stock 10/29/2007 M 4,400 A $ 23.4413 20,182 ( 1 ) D Common Stock 10/29/2007 S 4,400 D $ 41.1981 15,782 ( 1 ) D Common Stock 10/29/2007 M 300 A $ 16.995 16,082 ( 1 ) D Common Stock 10/29/2007 S 300 D $ 41.1981 15,782 ( 1 ) D Common Stock 4,500 I By Spouse

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities) 1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5) 6. Date Exercisable and Expiration Date (MM/DD/YY) 7. Title and Amount of Underlying Securities (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4) Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares Employee Stock Option $ 13.7084 10/29/2007 M 3,330 ( 2 ) 08/25/2010 Common Stock 3,330 $ 0 0 D Employee Stock Option $ 8.5 10/29/2007 M 173 ( 2 ) 07/16/2013 Common Stock 173 $ 0 517 D Employee Stock Option $ 8.5 10/29/2007 M 1,328 ( 2 ) 07/16/2013 Common Stock 1,328 $ 0 3,982 D Employee Stock Option $ 14.53 10/29/2007 M 1,338 ( 2 ) 10/22/2014 Common Stock 1,338 $ 0 10,706 D Employee Stock Option $ 14.53 10/29/2007 M 1,941 ( 2 ) 10/22/2014 Common Stock 1,941 $ 0 1,293 D Employee Stock Option $ 16.995 10/29/2007 M 8,800 ( 2 ) 12/20/2015 Common Stock 8,800 $ 0 15,200 D Employee Stock Option $ 23.4413 10/29/2007 M 4,400 ( 2 ) 10/20/2013 Common Stock 4,400 $ 0 17,600 D Employee Stock Option $ 16.995 10/29/2007 M 300 ( 2 ) 12/20/2015 Common Stock 300 $ 0 3,800 D

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other LESYNA MICHAEL W C/O TIMBLE NAVIGATION LTD 935 STEWART DRIVE SUNNYVALE, CA94085 Vice President Signatures Irwin Kwatek as Attorney in Fact 10/30/2007 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Includes 472 shares acquired under the Trimble Navigation stock purchase plan of August 31, 2007. ( 2 )This option is exercisable 20% at the end of the first year and 1.67% a month thereafter.

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

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