UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, DC 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15 (d) of the

Securities Exchange Act of 1934

Date of Report (Date of earliest event reported) May 18, 2006

Commission File Number: 1-11008

CATALINA MARKETING CORPORATION

(Exact Name of Registrant as Specified in its Charter)

Delaware	33-0499007
(State or Other Jurisdiction of Incorporation or Organization)	(I.R.S. Employer Identification Number)
200 Carillon Parkway, St. Petersburg, Florida	33716-2325
(Address of Principal Executive Offices)	(Zip Code)

Registrant’s Telephone Number, Including Area Code: (727) 579-5000

N/A

(Former name or former address, if changed since last report):

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):

¨ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

¨ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

¨ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

¨ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Item 7.01 Regulation FD Disclosure.

On May 19, 2006, Catalina Marketing Corporation will host an investor conference in New York. The attached Exhibits 99.1 through 99.5 contain selected information from the materials presented at this investor conference.

The information in this Current Report, including the exhibits attached hereto, is being furnished and shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of such section. The information in this Current Report, including the exhibits, shall not be incorporated by reference into any filing under the Securities Act of 1933, as amended, or the Exchange Act, regardless of any incorporation by reference language in any such filing.

Item 9.01. Financial Statements and Exhibits

Exhibits

Exhibit Number	Description
99.1	Safe Harbor
99.2	Operating Income and Revenues by Certain Segments
99.3	Condensed Consolidated Balance Sheet
99.4	Condensed Consolidated Statement of Cash Flow
99.5	Reconciliation of Differences Between GAAP and Non-GAAP Financial Measures

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly authorized and caused the undersigned to sign this report on the registrant’s behalf.

May 18, 2006		CATALINA MARKETING CORPORATION
		(Registrant)
		/s/ Rick P. Frier
	Name:	Rick P. Frier
	Title:	Executive Vice President and Chief Financial Officer (Authorized officer of Registrant and principal financial and accounting officer)