Endeavour Mining PLC (EDV)

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2(nd) Quarter, 2012, Revisions of S&P/TSX Indices

S&P Canadian Index Services will make the following index changes as a result of the Quarterly S&P/TSX Composite Index review. These changes will be effective at the open on Monday, June 18, 2012:

S&P/TSX COMPOSITE INDEX

___________________________________________________________________
|ADDITIONS |
|___________________________________________________________________|
| | | | Live Composite GICS |
| | | | Sector |
|Issue Name |Symbol|60/Completion| Index |
|_______________________|______|_____________|______________________|
|Black Diamond Group | | | |
|Limited | BDI | Completion | Energy |
|_______________________|______|_____________|______________________|
|Enbridge Income Fund | | | |
|Holdings Inc. | ENF | Completion | |
|_______________________|______|_____________|______________________|
|Martinrea International| | | |
|Inc. | MRE | Completion |Consumer Discretionary|
|_______________________|______|_____________|______________________|
|Northern Property REIT |NPR.UN| Completion | REIT, Real Estate |
|_______________________|______|_____________|______________________|
|Poseidon Concepts Corp.| PSN | Completion | Energy |
|_______________________|______|_____________|______________________|
|Wajax Corporation | WJX | Completion | Industrials |
|_______________________|______|_____________|______________________|



____________________________________________________________________
|DELETIONS |
|____________________________________________________________________|
| | | | Live Composite GICS |
| | | | Sector |
|Issue Name |Symbol|60/Completion| Index |
|______________________|______|_____________|________________________|
|Avion Gold Corporation| AVR | Completion | Materials |
|______________________|______|_____________|________________________|
|Extorre Gold Mines | | | |
|Limited | XG | Completion | Materials |
|______________________|______|_____________|________________________|
|Golden Star Resources | | | |
|Ltd. | GSC | Completion | Materials |
|______________________|______|_____________|________________________|
|Great Basin Gold Ltd. | GBG | Completion | Materials |
|______________________|______|_____________|________________________|
|Guyana Goldfields Inc.| GUY | Completion | Materials |
|______________________|______|_____________|________________________|
|Jaguar Mining Inc. | JAG | Completion | Materials |
|______________________|______|_____________|________________________|
| | | |Materials, Div. Metals &|
|Mercator Minerals Ltd.| ML | Completion | Mining |
|______________________|______|_____________|________________________|
|Northern Dynasty | | |Materials, Div. Metals &|
|Minerals Ltd. | NDM | Completion | Mining |
|______________________|______|_____________|________________________|
|NuVista Energy Ltd. | NVA | Completion | Energy |
|______________________|______|_____________|________________________|
|Romarco Minerals Inc. | R | Completion | Materials |
|______________________|______|_____________|________________________|



Changes to the S&P/TSX Composite Index will also affect the S&P/TSX Capped Composite Index and the S&P/TSX Composite Equal Weight Index. Stocks added to or removed from the S&P/TSX Composite Index will also be added to or removed from the appropriate Global Industry Classification Standard (GICS) sector index.


S&P/TSX GLOBAL GOLD INDEX - JUNE 2012 - QUARTERLY REVIEW



ADDITIONS

Issue Name Symbol Exchange

Rainy River Resources Ltd. RR TSX

Tanzanian Royalty Exploration Corp. TNX TSX

DELETIONS

Issue Name Symbol Exchange

Exeter Resource Corporation XRA AMEX

Guyana Goldfields Inc. GUY TSX

International Tower Hill Mines Ltd. ITH TSX

Jaguar Mining Inc. JAG TSX

Orezone Gold Corporation ORE TSX

Teranga Gold Corporation TGZ TSX

Timmins Gold Corporation TMM TSX





S&P/TSX GLOBAL MINING INDEX - JUNE 2012 - QUARTERLY REVIEW



ADDITIONS

Issue Name Symbol Exchange

Orbite Aluminae Inc. ORT TSX

Rainy River Resources Ltd. RR TSX

Tanzanian Royalty Exploration Corp. TNX TSX

DELETIONS

Issue Name Symbol Exchange

Augusta Resource Corporation AZC TSX

Avalon Rare Metals Inc. AVL TSX

Baja Mining Corp. BAJ TSX

Cline Mining Corporation CMK TSX

Coalspur Mines Limited CPT TSX

Exeter Resource Corporation XRA AMEX

Guyana Goldfields Inc. GUY TSX

International Tower Hill Mines Ltd. ITH TSX

Jaguar Mining Inc. JAG TSX

James River Coal Company JRCC NASDAQ

Mercator Minerals Ltd. ML TSX

Mirabela Nickel Ltd. MNB TSX

Nevada Copper Corp. NCU TSX

Northern Dynasty Minerals Ltd. NDM TSX

Orezone Gold Corporation ORE TSX

Patriot Coal Corporation PCX NYSE

Scorpio Mining Corporation SPM TSX

Teranga Gold Corporation TGZ TSX

Timmins Gold Corp. TMM TSX





S&P/TSX GLOBAL BASE METALS INDEX - JUNE 2012 - QUARTERLY REVIEW



ADDITIONS

Issue Name Symbol Exchange

Orbite Aluminae Inc. ORT TSX

DELETIONS

Issue Name Symbol Exchange

Augusta Resource Corporation AZC TSX

Avalon Rare Metals Inc. AVL TSX

Baja Mining Corp. BAJ TSX

Cline Mining Corporation CMK TSX

Mercator Minerals Ltd. ML TSX

Mirabela Nickel Ltd. MNB TSX

Nevada Copper Corp. NCU TSX

Northern Dynasty Minerals Ltd. NDM TSX





S&P/TSX COMPOSITE DIVIDEND INDEX - JUNE 2012 - QUARTERLY REVIEW



ADDITIONS

Issue Name Symbol

Black Diamond Group Limited BDI

Enbridge Income Fund Holdings Inc. ENF

Northern Property REIT NPR.UN

Poseidon Concepts Corp. PSN

Savanna Energy Services Corp. SVY

Wajax Corporation WJX





S&P/TSX EQUITY INCOME INDEX - JUNE 2012 - QUARTERLY REVIEW



ADDITIONS

Issue Name Symbol

Enbridge Income Fund Holdings Inc. ENF

Nordion Inc. NDN

Northern Property REIT NPR.UN

Poseidon Concepts Corp. PSN

Royal Bank of Canada RY

Savanna Energy Services Corp. SVY

Wajax Corporation WJX

DELETIONS

Issue Name Symbol

CI Financial Corp. CIX

Corus Entertainment Inc. CJR.B

Emera Incorporated EMA

TELUS Corporation T

TransCanada Corporation TRP





S&P/TSX COMPOSITE HIGH BETA INDEX - JUNE 2012 - QUARTERLY REVIEW



ADDITIONS

Issue Name Symbol

Advantage Oil & Gas Ltd. AAV

Gabriel Resources Ltd. GBU

HudBay Minerals Inc. HBM

Lake Shore Gold Corp. LSG

NovaGold Resources Inc. NG

Poseidon Concepts Corp. PSN

Premier Gold Mines Limited PG

Trican Well Service Ltd. TCW

DELETIONS

Issue Name Symbol

Canadian Oil Sands Limited COS

Extorre Gold Mines Limited XG

Golden Star Resources Ltd. GSC

Jaguar Mining Inc. JAG

Mercator Minerals Ltd. ML

Nevsun Resources Ltd. NSU

Northern Dynasty Minerals Ltd. NDM

Silver Wheaton Corp. SLW





S&P/TSX COMPOSITE LOW VOLATILITY INDEX - JUNE 2012 - QUARTERLY
REVIEW



ADDITIONS

Issue Name Symbol

Cineplex Inc. CGX

Enbridge Inc. ENB

Fairfax Financial Holdings Limited FFH

Intact Financial Corporation IFC

Northern Property REIT NPR.UN

DELETIONS

Issue Name Symbol

Astral Media Inc. ACM.A

Bank of Nova Scotia BNS

Canadian National Railway Company CNR

Keyera Corp. KEY

Power Financial Corporation PWF




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SOURCE: Standard & Poor's Canadian Index Operations