UNITED STATES
SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT ~~Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934~~

~~Date~~Pursuant ofto ~~Report~~Section 13 or 15(~~date~~d) of the ~~earliest~~Securities ~~event~~Exchange ~~reported):~~Act ~~March 1,~~of ~~2011~~1934

~~Pride~~Date ~~International~~of Report (date of earliest event reported): May 5, ~~Inc.~~ 2011

PRIDE INTERNATIONAL, INC.

(Exact name of registrant as specified in its charter)

Delaware (State or other jurisdiction of incorporation) 1-13289 (Commission File Number) ~~Identification No.)~~ 76-0069030 (I.R.S. Employer Identification No.)


5847 San Felipe, Suite 3300 Houston, Texas (Address of principal executive offices)		77057 (Zip Code)

Registrant’s telephone number, including area code: (713) 789-1400

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):

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

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

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

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

Item 1 2.0102 ~~Entry~~Results ~~into~~of aOperation ~~Material~~and ~~Definitive~~Financial ~~Agreement~~Condition

On ~~March~~May 15, 2011, Pride ~~International,~~issued ~~Inc.~~a ~~(“Pride”)~~press ~~entered~~release ~~into~~with anrespect ~~Amendment (the “Amendment”)~~ to ~~the~~its ~~Agreement~~2011 ~~and~~first ~~Plan~~quarter ofearnings. The ~~Merger~~press ~~(the~~release ~~“Merger~~is ~~Agreement”),~~furnished ~~dated~~as ~~February~~Exhibit 6,99.1 ~~2011, among~~to ~~Pride,~~this ~~Ensco~~Current ~~plc~~Report ~~(“Ensco”), ENSCO International Incorporated, an indirect, wholly-owned subsidiary of Ensco,~~ and ~~ENSCO~~incorporated ~~Ventures~~by ~~LLC, an indirect, wholly-owned subsidiary of Ensco~~reference herein.

The ~~Amendment~~information ~~revised~~furnished ~~the~~pursuant ~~certification,~~to ~~exchange and settlement procedures under the Merger Agreement~~Item 2. ~~Under the terms of the Merger Agreement~~02, asincluding ~~amended~~Exhibit 99.1, ~~shares~~shall ofnot ~~Pride~~be ~~common stock held~~deemed ~~by persons who are unable or fail~~ to ~~timely~~be ~~certify that they are not U.K. residents or, if so, are~~ “~~qualified investors~~filed” ~~within~~for ~~the~~purposes ~~meaning~~ of Section ~~86(7)~~18 of the ~~U.K.~~Securities ~~Financial~~Exchange ~~Services and Markets~~ Act ~~2000 will not receive Ensco American depositary shares (“Ensco ADSs”) (each whole ADS representing one Ensco Class A ordinary share) as part~~ of the merger consideration but will instead be converted into the right to receive for each share of Pride common stock an amount of cash equal to the $15.60 cash component of the merger consideration plus an additional amount equal to the net proceeds of the sale by the exchange agent1934, ~~Citibank,~~as ~~N.A.~~amended, ~~of 0.4778 Ensco ADSs. These Pride~~and ~~shares~~will ~~are~~not ~~referred~~be toincorporated asby ~~cash-only~~reference ~~shares.~~into ~~As soon as reasonably practicable after the effective time of the merger, but in~~ any ~~event~~registration ~~not~~statement ~~later~~filed ~~than~~by ~~the second business day after the merger, the exchange agent will send to each record holder of shares of~~ Pride ~~common~~under ~~stock a letter of transmittal, which will include~~ the ~~form of such certification. The exchange agent will also~~ ~~arrange~~Securities ~~for~~Act ~~a comparable certification process using the “agent’s message” system to be established in respect~~ of ~~the book entry Pride shares held in the facilities of The Depository Trust Company. To be considered timely~~1933, ~~such~~as certifications must be delivered to the exchange agent no later than ten business days after the exchange agent provides notice and means after the closing date of the merger to deliver such certifications through the facilities of the Depository Trust Company in the case of book entry Pride shares and six months after the closing date of the merger in the case of certificated Pride shares. With respect to book entry Pride sharesamended, ifunless ~~the~~specifically ~~exchange~~identified ~~agent~~therein ~~receives certifications~~as ~~for~~being ~~less than 90% of the book entry Pride shares by the end of the initial 10~~incorporated ~~business~~therein ~~day period, Ensco will extend the certification period~~ by ~~up to two additional 10 business day periods~~reference.

~~***~~Item 9. 01 Financial Statements and Exhibits.

~~Additional Information~~ (d) Exhibits

~~In connection with the proposed transaction, Ensco has filed a registration statement including a preliminary joint proxy statement/prospectus of Ensco and Pride with the SEC~~ 99.1 ~~INVESTORS AND~~Press ~~SECURITY~~release ~~HOLDERS~~issued OF ENSCO AND PRIDE ARE ADVISED TO CAREFULLY READ THE REGISTRATION STATEMENT AND JOINT PROXY STATEMENT/PROSPECTUS (INCLUDING ALL AMENDMENTS AND SUPPLEMENTS TO IT) BECAUSE IT CONTAINS IMPORTANT INFORMATION ABOUT THE TRANSACTION, THE PARTIES TO THE TRANSACTION AND THE RISKS ASSOCIATED WITH THE TRANSACTION. A definitive joint proxy statement/prospectus will be sent to security holders of Ensco and Pride seeking their approval of the proposed transaction. Investors and security holders may obtain a free copy of the definitive joint proxy statement/prospectus (when available) and other relevant documents filed by ~~Ensco and~~ Pride ~~with~~dated the SEC from the SEC’s website at www.sec.gov. Security holders and other interested parties may also obtain, without charge, a copy of the definitive joint proxy statement/prospectus (when available) and other relevant documents by directing a request by mail or telephone to either Investor Relations, Ensco plc, 500 N. Akard, SuiteMay ~~4300~~5, ~~Dallas, Texas 75201, telephone 214-397-3015, or Investor Relations, Pride International, Inc~~2011.~~, 5847 San Felipe, Suite 3300, Houston, Texas 77057, telephone~~ 713-789-1400. Copies of the documents filed by Ensco with the SEC are available free of charge on Ensco’s website at www.enscoplc.com under the tab “Investors.” Copies of the documents filed by Pride with the SEC are

available free of charge on Pride’s website at www.prideinternational.com under the tab “Investor Relations”. Security holders may also read and copy any reports, statements and other information filed with the SEC at the SEC public reference room at 100 F Street N.E., Room 1580, Washington, D.C. 20549. Please call the SEC at (800) 732-0330 or visit the SEC’s website for further information on its public reference room.

Ensco and Pride and their respective directors, executive officers and certain other members of management may be deemed to be participants in the solicitation of proxies from their respective security holders with respect to the transaction. Information about these persons is set forth in Ensco’s proxy statement relating to its 2010 General Meeting of Shareholders and Pride’s proxy statement relating to its 2010 Annual Meeting of Stockholders, as filed with the SEC on April 5, 2010 and April 1, 2010, respectively, and subsequent statements of changes in beneficial ownership on file with the SEC. Security holders and investors may obtain additional information regarding the interests of such persons, which may be different than those of the respective companies’ security holders generally, by reading the registration statement, the definitive joint proxy statement/prospectus (when available) and other relevant documents regarding the transaction filed by Ensco and Pride with the SEC.

Item 9.01 Financial Statements and Exhibits

No.				Description
	2.1			Amendment to Agreement and Plan of Merger, dated March 1, 2011, by and among Pride, Ensco, ENSCO International Incorporated and ENSCO Ventures LLC (incorporated by reference to Exhibit 2.2 to the Registration Statement of Ensco plc on Form S-4 filed with the SEC on March 3, 2011, File No. 333-172587).

SIGNATURE

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.

PRIDE INTERNATIONAL, INC. By: /s/ Brady K. Long Brady K. Long Vice President-- — General Counsel & Secretary

Date: ~~March~~May 45, 2011

EXHIBIT INDEX

No.		Description
	2.1	Amendment to Agreement and Plan of Merger, dated March 1, 2011, by and among Pride, Ensco, ENSCO International Incorporated and ENSCO Ventures LLC (incorporated by reference to Exhibit 2.2 to the Registration Statement of Ensco plc on Form S-4 filed with the SEC on March 3, 2011, File No. 333-172587).
	99.1	Press release issued by Pride dated May 5, 2011.

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