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UNITED STATES
SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 13G

Under the Securities Exchange Act of 1934
(Amendment No.   )*

PACCAR Inc
(Name of Issuer)
Common Stock
(Title of Class of Securities)
693718 10 8
(CUSIP Number)
December 31, 2008
(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

     o Rule 13d-1(b)

     o Rule 13d-1(c)

     þ 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 purpose 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).

 
 

 

                     
CUSIP No.
  
693718 10 8 
  

 

           
1   NAMES OF REPORTING PERSONS
Mary Ellen Hughes
     
     
2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
  (a)   o
  (b)   o
     
3   SEC USE ONLY
   
   
     
4   CITIZENSHIP OR PLACE OF ORGANIZATION
   
  United States
       
  5   SOLE VOTING POWER
     
NUMBER OF   17,803,477
       
SHARES 6   SHARED VOTING POWER
BENEFICIALLY    
OWNED BY   7,538,805
       
EACH 7   SOLE DISPOSITIVE POWER
REPORTING    
PERSON   17,803,477
       
WITH: 8   SHARED DISPOSITIVE POWER
     
    7,538,805
     
9   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
   
  25,342,282
     
10   CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES
   
  o
     
11   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
   
  6.99%
     
12   TYPE OF REPORTING PERSON
   
  IN

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Item 1.
  (a)  
Name of Issuer
 
     
PACCAR Inc
 
  (b)  
Address of Issuer’s Principal Executive Offices
 
   
777 106th Ave. N.E.
Bellevue, WA 98004
Item 2.
  (a)  
Name of Person Filing
 
     
Mary Ellen Hughes
 
  (b)  
Address of Principal Business Office or, if none, Residence
 
   
701 5th Avenue, Suite 5500
Seattle, WA 98104
 
  (c)  
Citizenship
 
     
United States
 
  (d)  
Title of Class of Securities
 
     
Common Stock
 
  (e)  
CUSIP Number
 
   
693718 10 8
Item 3. If this statement is filed pursuant to §§240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
  (a) o
Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o).
 
  (b) o
Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c).
 
  (c) o
Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c).
 
  (d) o
Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C 80a-8).
 
  (e) o
An investment adviser in accordance with §240.13d-1(b)(1)(ii)(E);
 
  (f) o
An employee benefit plan or endowment fund in accordance with §240.13d-1(b)(1)(ii)(F);
 
  (g) o
A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
 
  (h) o
A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
 
  (i) o
A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
 
  (j) o
Group, in accordance with §240.13d-1(b)(1)(ii)(J).

 

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Item 4. Ownership
Provide the following information regarding the aggregate number and percentage of the class of securities of the issuer identified in Item 1.
  (a)  
Amount beneficially owned:
 
     
25,342,282
 
  (b)  
Percent of class:
 
     
6.99%
 
  (c)  
Number of shares as to which the person has:
  (i)  
Sole power to vote or to direct the vote
 
     
17,803,477
 
  (ii)  
Shared power to vote or to direct the vote
 
     
7,538,805
 
  (iii)  
Sole power to dispose or to direct the disposition of
 
     
17,803,477
 
  (iv)  
Shared power to dispose or to direct the disposition of
 
     
7,538,803
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 o.
Item 6. Ownership of More than Five Percent on Behalf of Another Person
7,400,478 Common Shares are owned by a charitable trust of which reporting person is a co-trustee.
Item 7. 
Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on By the Parent Holding Company
Not Applicable.
Item 8. Identification and Classification of Members of the Group
Not Applicable.
Item 9. Notice of Dissolution of Group
Not Applicable.
Item 10. Certification

 

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Signature
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.
         
  February 6, 2009   
  Date   
     
  /s/ Mary Ellen Hughes    
  Signature   
     
  Mary Ellen Hughes    
  Name/Title   

 

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