Edgar Filing: DENNING STEVEN A

Ownership Submission

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 ^*

DENNING STEVEN A

2. Issuer Name and Ticker or Trading Symbol
IHS Inc. [IHS]

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)

GENERAL ATLANTIC SERVICE COMPANY, LLC, 3 PICKWICK PLAZA

3. Date of Earliest Transaction (Month/Day/Year)
06/21/2010

(Street)

GREENWICH, CT 06830

4. If Amendment, Date Original Filed(Month/Day/Year)
06/23/2010

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)
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 A Common Stock	06/21/2010		S		901,235	D	$ 57.02	0 ⁽⁷⁾	I	See Footnote ⁽¹⁾
Class A Common Stock	06/21/2010		S		423,950	D	$ 57.02	145,409 ⁽⁷⁾	I	See Footnote ⁽²⁾
Class A Common Stock	06/21/2010		S		73,656	D	$ 57.02	0 ⁽⁷⁾	I	See Footnote ⁽³⁾
Class A Common Stock	06/21/2010		S		11,619	D	$ 57.02	0 ⁽⁷⁾	I	See Footnote ⁽⁴⁾
Class A Common Stock	06/21/2010		J		24,440	D	⁽⁵⁾	0 ⁽⁷⁾	I	See Footnote ⁽³⁾
Class A Common Stock	06/21/2010		J		5,100	D	⁽⁶⁾	0 ⁽⁷⁾	I	See Footnote ⁽⁴⁾
Class A Common Stock								25,128	D

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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

(A)

(D)

Date Exercisable

Expiration Date

Title

Amount or Number of Shares

Reporting Owners

Reporting Owner Name / Address	Relationships
Reporting Owner Name / Address	Director	10% Owner	Officer	Other
DENNING STEVEN A GENERAL ATLANTIC SERVICE COMPANY, LLC 3 PICKWICK PLAZA GREENWICH, CT 06830	X

Signatures

/s/ Steven A. Denning		06/25/2010
^**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)	By General Atlantic Partners, 82, L.P. ("GAP 82"). See footnote 7.
(2)	By GAP-W, LLC ("GAP-W"). See footnote 7.
(3)	By GAP Coinvestments III, LLC ("GAPCO III"). See footnote 7.
(4)	By GAP Coinvestments IV, LLC ("GAPCO IV"). See footnote 7.
(5)	Distribution of shares of Class A Common Stock to certain members of GAPCO III.
(6)	Distribution of shares of Class A Common Stock to certain members of GAPCO IV.
(7)	Amount of securities beneficially owned following June 21, 2010 reported transactions represents 0 shares owned by GAP 82; 145,409 shares owned by GAP-W; 0 shares owned by GAPCO III and 0 shares owned by GAPCO IV. General Atlantic LLC ("GA LLC") is the general partner of GAP 82 and General Atlantic GenPar, L.P. ("GA GenPar"). GA GenPar is the manager of GAP-W. The Managing Directors of GA LLC are Managing Members of GAPCO III and GAPCO IV. Mr. Denning is Chairman and a Managing Director of GA LLC and a Managing Member of each of GAPCO III and GAPCO IV, and disclaims beneficial ownership of all shares reported herein except to the extent of his pecuniary interest in such shares.

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