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^*

PRINCIPAL INVESTMENT CO

(Last)

(First)

(Middle)

SUITE 102

201 WEST LIBERTY STREET

(Street)

RENO

89501

(City)

(State)

(Zip)

2. Issuer Name and Ticker or Trading Symbol
INTERNATIONAL SPEEDWAY CORP [ ISCA, ISCB ]

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

Director	X	10% Owner
Officer (give title below)	X	Other (specify below)
		Group Member

3. Date of Earliest Transaction (Month/Day/Year)
07/28/2008

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)
Class B Common Stock	07/28/2008⁽¹⁾		P⁽²⁾		200	A	$36.85	18,023,928.719	I	By Remainder of France Family Group
Class B Common Stock	07/29/2008⁽¹⁾		P⁽²⁾		400	A	$37.44	18,024,328.719	I	By Remainder of France Family Group
Class A Common Stock								149,047	I	By Remainder of France Family Group
Class B Common Stock								73,199.281	I	By Western Opportunity

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)
Options to Acquire ISCA	$39.03							07/01/2009	07/01/2018	Class A Common Stock	2,387		2,387	I	By Remainder of France Family Group
Options to Acquire ISCA	$46.37							07/01/2007	07/01/2016	Class A Common Stock	926		926	I	By Remainder of France Family Group
Options to Acquire ISCA	$52.71							07/01/2008	07/01/2017	Class A Common Stock	2,413		2,413	I	By Remainder of France Family Group
Options to Acquire ISCA	$57.01							07/01/2006	07/01/2015	Class A Common Stock	758		758	I	By Remainder of France Family Group

Explanation of Responses:

1. The transaction reported was made pursuant to a written plan intended to comply with Rule 10b5-1.

2. The indirect transactions reported on this form represent direct transactions by another member of the France Family Group and are also reported as indirect transactions by all other members of the France Family Group not directly engaged in the transactions.

Remarks:

	Glenn R. Padgett as attorney in fact for Principal Investment Company	07/30/2008
	** 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).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
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