Coastal Eng Regulatory News (CEO)

AIM: CEO                                                                                                                                                May 24, 2012

TSX: CEN

Coastal Energy Announces Insider Transactions

Coastal Energy Company (the "Company" or "Coastal") (TSX: CEN, AIM: CEO), an independent exploration and production company with assets in Thailand, announces that it was notified Monday of the following purchase transactions in the Company's common shares:

After accounting for the transactions listed above, Directors & Officers own a total of 3,724,146 Common Shares of the Company, or 3.26% of outstanding shares based on total shares issued and outstanding of 114,319,445

Additional information, including the Company's complete competent person's report may be found on the Company's website at www.CoastalEnergy.comor may be found in documents filed on SEDAR at www.sedar.com.

This statement contains 'forward-looking statements' as defined by the applicable securities legislation. Statements relating to current and future drilling results, existence and recoverability of potential hydrocarbon  reserves, production amounts or revenues, forward capital expenditures, operation costs, oil and gas price forecasts and similar matters are based on current data and information and should be viewed as forward-looking statements. Such statements are not guarantees of future results and are subject to risks and uncertainties beyond Coastal Energy's control. Actual results may differ substantially from the forward-looking statements.

Enquiries:

Coastal Energy Company

Email: investor@CoastalEnergy.com                                                                                                                                                       +1 (713) 877-6793

Strand Hanson Limited (Nominated Adviser)                                                                                                                                  +44 (0) 20 7409 3494

Rory Murphy / Paul Cocker                                    

Macquarie Capital (Europe) Limited (Broker)                                                                                                                                +44 (0) 20 3037 2000

Paul Connolly / Jeffrey Auld

FirstEnergy Capital LLP(Broker)

Hugh Sanderson / Travis Inlow                                                                                                                                                            +44 (0) 20 7448 0200

Buchanan             

Tim Thompson / Ben Romney                                                                                                                                                                +44 (0) 20 7466 5000