Interactive Data Corp/MA/ (Other) (3)

FORM 3	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES	OMB APPROVAL OMB Number: 3235-0104 Expires: January 31, 2008 Estimated average burden hours per response... 0.5
	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

1. Name and Address of Reporting Person ^*

Hepsworth Mark

2. Date of Event Requiring Statement (MM/DD/YYYY) 9/11/2007

3. Issuer Name and Ticker or Trading Symbol

INTERACTIVE DATA CORP/MA/ [IDC]

(Last) (First) (Middle)

C/O INTERACTIVE DATA CORPORATION, 32 CROSBY DRIVE

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

_____ Director _____ 10% Owner
___ X ___ Officer (give title below) _____ Other (specify below)
President Interactive Data PRD /

(Street)

BEDFORD, MA 01730

(City) (State) (Zip)

5. If Amendment, Date Original Filed (MM/DD/YYYY)

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 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)
Common Stock	32670 ⁽¹⁾	D

*Table II - Derivative Securities Beneficially Owned ( e.g.* , puts, calls, warrants, options, convertible securities)**
1. Title of Derivate Security (Instr. 4)	2. Date Exercisable and Expiration Date (MM/DD/YYYY)		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)
1. Title of Derivate Security (Instr. 4)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	4. Conversion or Exercise Price of Derivative Security		6. Nature of Indirect Beneficial Ownership (Instr. 5)
Employee Stock Option (Right to Buy)	⁽²⁾	3/2/2013	Common Stock	75000	$13.31	D
Employee Stock Option (Right to Buy)	⁽³⁾	6/30/2014	Common Stock	37500	$17.41	D
Employee Stock Option (Right to Buy)	⁽⁴⁾	7/18/2015	Common Stock	30000	$21.39	D
Employee Stock Option (Right to Buy)	⁽⁵⁾	7/17/2016	Common Stock	35000	$20.52	D
Employee Stock Option (Right to Buy)	⁽⁶⁾	7/15/2017	Common Stock	33000	$27.17	D

Explanation of Responses:
( 1)	Includes an aggregate of 9,392 deferred stock units (DSUs) and 19,936 restricted stock units (RSUs). Since the DSUs and RSUs will be settled solely in shares of Common Stock, the reporting person is reporting the units as shares of Common Stock in Table I.
( 2)	The Option (Grant Date: March 3, 2003) vests as to 25% of the underlying shares of Common Stock on the first anniversary of the grant date. The remaining 75% vest ratable in 3-month intervals over the next 3 years with 100% vesting occurring on the 4th anniversary of the Grant Date.
( 3)	The Option (Grant Date: July 1, 2004) vests as to 25% of the underlying shares of Common Stock on the first anniversary of the grant date. The remaining 75% of the underlying shares vest ratable in 3-month intervals over the next 3 years with 100% vesting occurring on the 4th anniversary of the Grant Date.
( 4)	The Option (Grant Date: July 19, 2005) vests as to 25% of the underlying shares of Common Stock on the first anniversary of the grant date. The remaining 75% of the underlying shares vest ratable in 3-month intervals over the next 3 years with 100% vesting occurring on the 4th anniversary of the Grant Date.
( 5)	The Option (Grant Date: July 18, 2006) vests as to 25% of the underlying shares of Common Stock on the first anniversary of the grant date. The remaining 75% of the underlying shares vest ratable in 3-month intervals over the next 3 years with 100% vesting occurring on the 4th anniversary of the Grant Date.
( 6)	The Option (Grant Date: July 16, 2007) vests as to 25% of the underlying shares of Common Stock on the first anniversary of the grant date. The remaining 75% of the underlying shares vest ratable in 3-month intervals over the next 3 years with 100% vesting occurring on the 4th anniversary of the Grant Date.

Reporting Owners
Reporting Owner Name / Address	Relationships
Reporting Owner Name / Address	Director	10% Owner	Officer	Other
Hepsworth Mark C/O INTERACTIVE DATA CORPORATION 32 CROSBY DRIVE BEDFORD, MA 01730			President Interactive Data PRD

Signatures
Mark Hepsworth		9/19/2007
^** 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 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).
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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