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 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 * MIXON AARON MALACHI III   2. Issuer Name and Ticker or Trading Symbol PARK OHIO HOLDINGS CORP [PKOH] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) __X__ Director _____ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) 6065 PARKLAND BLVD. 3. Date of Earliest Transaction (Month/Day/Year) 12/16/2010 (Street) CLEVELAND, OH 44124 4. If Amendment, Date 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 (City) (State) (Zip) 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 (1) (2) 12/16/2010   S   500 D $ 20.871 59,604 D   Common Stock 12/16/2010   S   300 D $ 20.967 59,304 D   Common Stock 12/16/2010   S   1,000 D $ 20.97 58,304 D   Common Stock 12/16/2010   S   200 D $ 20.978 58,104 D   Common Stock 12/16/2010   S   500 D $ 21.25 57,604 D   Common Stock 12/16/2010   S   500 D $ 21.3 57,104 D   Common Stock 12/16/2010   S   152 D $ 21.35 56,952 D   Common Stock 12/16/2010   S   500 D $ 21.3501 56,452 D   Common Stock 12/16/2010   S   300 D $ 21.43 56,152 D   Common Stock 12/16/2010   S   200 D $ 21.44 55,952 D   Common Stock 12/16/2010   S   400 D $ 21.45 55,552 D   Common Stock 12/16/2010   S   300 D $ 21.4501 55,252 D   Common Stock 12/16/2010   S   100 D $ 21.455 55,152 D   Common Stock 12/16/2010   S   298 D $ 21.46 54,854 D   Common Stock 12/16/2010   S   100 D $ 21.463 54,754 D   Common Stock 12/16/2010   S   200 D $ 21.47 54,554 D   Common Stock 12/16/2010   S   1,000 D $ 22.07 53,554 D   Common Stock 12/16/2010   S   200 D $ 22.09 53,354 D   Common Stock 12/16/2010   S   12,889 D $ 22.15 40,465 D   Common Stock 12/16/2010   S   500 D $ 22.1501 39,965 D   Common Stock 12/16/2010   S   100 D $ 22.1516 39,865 D   Common Stock 12/16/2010   S   99 D $ 22.1524 39,766 D   Common Stock 12/16/2010   S   300 D $ 22.1538 39,466 D   Common Stock 12/16/2010   S   130 D $ 22.155 39,336 D   Common Stock 12/16/2010   S   2,096 D $ 22.16 37,240 D   Common Stock 12/16/2010   S   1,906 D $ 22.17 35,334 D   Common Stock 12/16/2010   S   100 D $ 22.175 35,234 D   Common Stock 12/16/2010   S   714 D $ 22.18 34,520 D   Common Stock 12/16/2010   S   500 D $ 22.19 34,020 D   Common Stock 12/16/2010   S   1,120 D $ 22.2 32,900 D

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

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
MIXON AARON MALACHI III 6065 PARKLAND BLVD. CLEVELAND, OH 44124	X

Signatures

Linda Kold, Attorney-In-Fact for A. Malachi Mixon, III		12/20/2010
**Signature of Reporting Person		Date

Explanation of Responses:

*	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).
(1)	Directly-owned shares of the reporting person reflect the redesignation of 27,499 shares. The 27,499 shares have been correctly designated as indirect.
(2)	27,499 shares were mistakenly reported as being acquired by the reporting person as directly-owned shares. These 27,499 shares are now correctly designated as being indirectly owned. The reporting person disclaims beneficial ownership of these securities, and this report shall not be deemed an admission that the reporting person is the beneficial owner of the securities for purposes of Section 16 or for any other purpose.

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