SEC FORM 4

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^*

DIGGS JAMES C

(Last)

(First)

(Middle)

PPG INDUSTRIES, INC.,

ONE PPG PLACE

(Street)

PITTSBURGH

15272

(City)

(State)

(Zip)

2. Issuer Name and Ticker or Trading Symbol
PPG INDUSTRIES INC [ PPG ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director	10% Owner
X	Officer (give title below)	Other (specify below)
	Sr. VP , Gen. Counsel & Sec.

3. Date of Earliest Transaction (Month/Day/Year)
05/11/2006

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	05/11/2006		M		1,953	A	$60.938	37,831.3278⁽¹⁾	D
Common Stock	05/11/2006		M		2,638	A	$63.688	40,469.3278⁽¹⁾	D
Common Stock	05/11/2006		M		511	A	$62.93	40,980.3278⁽¹⁾	D
Common Stock	05/11/2006		M		2,675	A	$62.93	43,655.3278⁽¹⁾	D
Common Stock	05/11/2006		S		1,500	D	$68.15	42,155.3278⁽¹⁾	D
Common Stock	05/11/2006		S		1,700	D	$68.16	40,455.3278⁽¹⁾	D
Common Stock	05/11/2006		S		800	D	$68.17	39,655.3278⁽¹⁾	D
Common Stock	05/11/2006		S		800	D	$68.19	38,855.3278⁽¹⁾	D
Common Stock	05/11/2006		S		477	D	$68.2	38,378.3278⁽¹⁾	D
Common Stock	05/11/2006		S		2,500	D	$68.31	35,878.3278⁽¹⁾	D
Common Stock	05/11/2006		M		19,000	A	$61.875	54,878.3278⁽¹⁾	D
Common Stock	05/11/2006		F		18,003	D	$68.36	36,875.3278⁽¹⁾	D
Common Stock	05/11/2006		M		1,589	A	$62.93	38,464.3278⁽¹⁾	D
Common Stock	05/11/2006		F		1,520	D	$68.36	36,944.3278⁽¹⁾	D
Common Stock	05/11/2006		M		3,464	A	$62.93	40,408.3278⁽¹⁾	D
Common Stock	05/11/2006		F		3,312	D	$68.36	37,096.3278⁽¹⁾	D
Common Stock	05/11/2006		M		6,759	A	$62.93	43,855.3278⁽¹⁾	D
Common Stock	05/11/2006		F		6,463	D	$68.36	37,392.3278⁽¹⁾	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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
Employee Stock Option⁽²⁾	$60.938	05/11/2006		M			1,953	05/19/1999	03/02/2007	Common Stock	1,953	$0.00	0	D
Employee Stock Option⁽²⁾	$63.688	05/11/2006		M			2,638	11/21/1999	03/02/2007	Common Stock	2,638	$0.00	0	D
Employee Stock Option⁽²⁾	$62.93	05/11/2006		M			511	02/28/2006	03/02/2007	Common Stock	511	$0.00	0	D
Employee Stock Option⁽²⁾	$62.93	05/11/2006		M			2,675	02/28/2006	03/02/2007	Common Stock	2,675	$0.00	0	D
Employee Stock Option⁽²⁾	$61.875	05/11/2006		M			19,000	02/18/1999	02/17/2008	Common Stock	19,000	$0.00	0	D
Employee Stock Option⁽²⁾	$68.36	05/11/2006		A		18,003		11/11/2006	02/17/2008	Common Stock	18,003	$0.00	18,003	D
Employee Stock Option⁽²⁾	$62.93	05/11/2006		M			1,589	02/28/2006	02/15/2010	Common Stock	1,589	$0.00	0	D
Employee Stock Option⁽²⁾	$68.36	05/11/2006		A		1,520		11/11/2006	02/15/2010	Common Stock	1,520	$0.00	1,520	D
Employee Stock Option⁽²⁾	$62.93	05/11/2006		M			3,464	02/28/2006	02/15/2010	Common Stock	3,464	$0.00	0	D
Employee Stock Option⁽²⁾	$68.36	05/11/2006		A		3,312		11/11/2006	02/15/2010	Common Stock	3,312	$0.00	3,312	D
Employee Stock Option⁽²⁾	$62.93	05/11/2006		M			6,759	02/28/2006	02/16/2009	Common Stock	6,759	$0.00	12,920	D
Employee Stock Option⁽²⁾	$68.36	05/11/2006		A		6,463		11/11/2006	02/16/2009	Common Stock	6,463	$0.00	6,463	D

Explanation of Responses:

1. Includes 339.327771 shares of PPG common stock held in the reporting person's account in the PPG Industries Employee Savings Plan as of April 30, 2006.

2. Right to buy granted under the PPG Industries, Inc. Stock Plan.

Remarks:

	Keith L. Belknap, Jr., Attorney-in-Fact for James C. Diggs	05/15/2006
	** 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).
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