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 *   Petrus Management Corp 2. Date of Event Requiring Statement (Month/Day/Year) 09/20/2009 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 _____ Officer (give title below) __X__ Other (specify below) Member - 10% Owner Group(2)(3) 5. If Amendment, Date Original Filed(Month/Day/Year) (Street) PLANO, TX 75075 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) Class A Common Stock, par value $0.01 per share (1) (2) (3) 4,000 I See Footnote (1) (2) (3)

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

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Petrus Management Corp 2300 WEST PLANO PARKWAY PLANO, TX 75075	Â	Â	Â	Member - 10% Owner Group(2)(3)

Signatures

Petrus Management Corporation, By: /s/ J. Y. Robb III, Name: J. Y. Robb III, President		09/30/2009
**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)	The reporting person is the general partner of Petrus Financial Services, Ltd., which may be deemed to be, for purposes of Section 16 of the Securities Exchange Act of 1934, as amended (the "Act"), or otherwise, the beneficial owner of certain securities of the Issuer. The reporting person, as general partner, may be deemed for purposes of Section 16 of the Act to beneficially own securities beneficially owned by Petrus Financial Services, Ltd., including 4,000 shares of Class A Common Stock, par value $0.01 per share, of the Issuer. The reporting person disclaims beneficial ownership of the securities owned by Petrus Financial Services, Ltd., except to the extent of the pecuniary interest of such reporting person in such securities.
(2)	The reporting person, as general partner of Petrus Financial Services, Ltd., may be deemed to be a member of a group for the purposes of Section 13(d) or 13(g) of the Act with eleven other stockholders of Issuer, as described in a Schedule 13D filed with the Securities and Exchange Commission on September 30, 2009. Each member of the group, including Petrus Financial Services, Ltd. for which the reporting person is the general partner, entered into a Tender and Voting Agreement with the Issuer, Dell Inc. and DII - Holdings Inc. in connection with those certain tender offer and merger transactions proposed to be entered into between the Issuer, Dell Inc. and DII - Holdings Inc., whereby each member of the group agreed to tender its shares in Issuer and to vote or take such other necessary actions in support of the tender offer and merger.
(3)	The reporting person and each member of the group declares that neither the filing of this statement nor anything herein shall be construed as an admission that such person is, for the purposes of Section 13(d) or 13(g) of the Act or any other purpose, a member of a group with respect to the Issuer or securities of the Issuer.

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