Ownership Submission
FORM 3
 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

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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(Print or Type Responses)
1. Name and Address of Reporting Person *
  Lyles Charles A
 2. Date of Event Requiring Statement (Month/Day/Year)
12/14/2005		 3. Issuer Name and Ticker or Trading Symbol
PEROT SYSTEMS CORP [PER]
(Last)
(First)
(Middle)
2300 WEST PLANO PARKWAY		 4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
Vice President
 5. If Amendment, Date Original Filed(Month/Day/Year)
(Street)

PLANO, TX 75075-8499		 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 Beneficially Owned
1.Title of Security
(Instr. 4)		 2. Amount of Securities Beneficially Owned
(Instr. 4)		 3. Ownership Form: Direct (D) or Indirect (I)
(Instr. 5)		 4. Nature of Indirect Beneficial Ownership
(Instr. 5)
Common Stock (1) 37,500
D
 

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. SEC 1473 (7-02)
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Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 4)		 2. Date Exercisable and Expiration Date
(Month/Day/Year)		 3. Title and Amount of Securities Underlying Derivative Security
(Instr. 4)		 4. Conversion or Exercise Price of Derivative Security 5. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 5)		 6. Nature of Indirect Beneficial Ownership
(Instr. 5)
Date Exercisable Expiration Date Title Amount or Number of Shares
Non-Qualified Stock Option (right to buy) 10/18/2003(2) 10/18/2012 Common Stock 25,000 $ 9.63 D  
Non-Qualified Stock Option (right to buy) 08/01/2001(2) 08/01/2006 Common Stock 8,000 $ 9.875 D  
Non-Qualified Stock Option (right to buy) 07/20/1999(3) 07/20/2009 Common Stock 30,800 $ 11 D  
Non-Qualified Stock Option (right to buy) 12/09/2004(2) 12/09/2010 Common Stock 12,500 $ 13.15 D  
Non-Qualified Stock Option (right to buy) 10/13/2006(2) 10/13/2012 Common Stock 30,000 $ 13.63 D  
Non-Qualified Stock Option (right to buy) 08/27/2002(2) 08/27/2011 Common Stock 53,000 $ 14.25 D  
Non-Qualified Stock Option (right to buy) 12/13/2005(2) 12/13/2011 Common Stock 32,500 $ 15.93 D  
Non-Qualified Stock Option (right to buy) 01/29/2003(2) 01/29/2012 Common Stock 30,000 $ 16.85 D  
Non-Qualified Stock Option (right to buy) 03/15/2001(2) 03/15/2006 Common Stock 20,000 $ 18.5625 D  
Non-Qualified Stock Option (right to buy) 04/01/2003(2) 04/01/2012 Common Stock 14,000 $ 20.07 D  

Reporting Owners

Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
Lyles Charles A
2300 WEST PLANO PARKWAY
PLANO, TX 75075-8499		       Vice President  

Signatures

By: Rex C. Mills for Charles A. Lyles 12/22/2005
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 5(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).
(1) Restricted stock units; vesting is in five equal annual installments beginning one year after the award date, and with respect to each installment is subject to the individual receiving a satisfactory rating under the Company's performance management system for the prior year. Mr. Lyles received an award of 6,250 units on December 9, 2003; 16,250 units on December 13, 2004; and 15,000 units on October 13, 2005.
(2) The option vests in five equal installments, beginning one year after each respective option award date.
(3) The option vests in ten equal annual installments, beginning one year after each respective option award date.

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