SEC Form 4
FORM 4 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
or Section 30(h) of the Investment Company Act of 1940
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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
1. Name and Address of Reporting Person*
PLIMPTON THOMAS E

(Last) (First) (Middle)
777 106TH AVENUE NE

(Street)
BELLEVUE WA 98004

(City) (State) (Zip)
2. Issuer Name and Ticker or Trading Symbol
PACCAR INC [ PCAR ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
X Director 10% Owner
X Officer (give title below) Other (specify below)
Vice Chairman
3. Date of Earliest Transaction (Month/Day/Year)
09/07/2010
4. If Amendment, Date of Original Filed (Month/Day/Year)
6. Individual or Joint/Group Filing (Check Applicable Line)
X Form filed by One Reporting Person
Form filed by More than One Reporting Person
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 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 49,691 D
COMMON STOCK (SIP)(1) 45,544.281 D
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 (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 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 (Month/Day/Year) 7. Title and Amount of Securities Underlying Derivative Security (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: 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
STOCK OPTION(2) $13.96 01/01/2006 01/15/2013 COMMON STOCK 14,128 14,128 D
STOCK OPTION(2) $25.31 01/01/2007 01/15/2014 COMMON STOCK 55,255 55,255 D
STOCK OPTION(2) $32.11 01/01/2008 01/20/2015 COMMON STOCK 63,990 63,990 D
STOCK OPTION(2) $32.23 01/01/2009 01/26/2016 COMMON STOCK 60,354 60,354 D
STOCK OPTION(2) $44.56 01/01/2010 01/31/2017 COMMON STOCK 46,635 46,635 D
STOCK OPTION(2) $45.74 01/01/2011 01/30/2018 COMMON STOCK 41,636 41,636 D
STOCK OPTION(2) $30.81 01/01/2012 01/31/2019 COMMON STOCK 83,030 83,030 D
STOCK OPTION(2) $36.12 01/01/2013 02/02/2020 COMMON STOCK 79,700 79,700 D
COMMON STOCK (LTIP)(3) (3) 09/07/2010 J(4) 15.58 (3) (3) COMMON STOCK 15.58 $44.23 7,673.89 D
COMMON STOCK (DICP)(5) (5) 09/07/2010 J(6) 8.75 (5) (5) COMMON STOCK 8.75 $44.23 4,307.94 D
Explanation of Responses:
1. Shares held in PACCAR Savings Investment Plan (SIP).
2. Option to buy awarded under PACCAR Long Term Incentive Plan (LTIP).
3. Share units held in deferred phantom stock account under LTIP convertible to common stock on a one-for-one basis upon satisfaction of all applicable vesting conditions.
4. Dividend on share units held in deferred phantom stock account under LTIP reinvested pursuant to LTIP.
5. Share units held in deferred phantom stock account under PACCAR Deferred Incentive Compensation Plan (DICP) convertible to common stock on a one-for-one basis upon satisfaction of all applicable vesting conditions.
6. Dividend on share units held in deferred phantom stock account under DICP reinvested pursuant to DICP.
Remarks:
Thomas E. Plimpton 09/09/2010
** Signature of Reporting Person Date
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).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.