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)

April 16, 2008

TIBCO Software Inc.

(Exact name of registrant as specified in its charter)

Delaware	000-26579	77-0449727
(State or other jurisdiction of incorporation)	(Commission File Number)	(IRS Employer Identification No.)

3303 Hillview Avenue

Palo Alto, California 94304-1213

(Address of principal executive offices, including zip code)

(650) 846-1000

(Registrant’s telephone number, including area code)

Not Applicable

(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:

¨ 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 8.01. Other Events

On April 21, 2008, TIBCO Software Inc. announced board approval of a share repurchase program pursuant to which it may repurchase up to $300 million of its outstanding common stock.

A copy of the press release announcing the repurchase program is attached as Exhibit 99.1 to this Current Report on Form 8-K.

Item 9.01. Financial Statements and Exhibits

(d) Exhibits.

Exhibit No.	Description
99.1	Press Release of TIBCO Software Inc. dated April 21, 2008.

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

	TIBCO Software Inc.
By:	/s/ William R. Hughes
	William R. Hughes
	Executive Vice President, General Counsel and Secretary

Date: April 21, 2008

EXHIBIT INDEX

Exhibit No.	Description
99.1	Press Release of TIBCO Software Inc. dated April 21, 2008.