2014-07-02

Holding(s) in Company

For filings with the FCA include the annex
For filings with issuer exclude the annex

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TR-1: NOTIFICATION OF MAJOR INTEREST IN SHARES(i)                                      
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1. Identity of the issuer or the underlying issuer                                     
of existing shares to which voting rights are                                          
attached: (ii)                                           Tethys Petroleum Ltd
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2. Reason for the notification (please tick the appropriate box or boxes):              
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An acquisition or disposal of voting rights                                            
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An acquisition or disposal of qualifying financial instruments which may result in the acquisition of shares already issued to which voting rights are attached        
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An acquisition or disposal of instruments with similar economic effect to qualifying financial instruments                                                       
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An event changing the breakdown of voting rights                          YES 
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Other (please specify):                                                                
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3. Full name of person(s) subject to the  
notification obligation: (iii)        JPMorgan Asset Management Holdings Inc.
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                                China International Fund Management Co., Ltd.
                                       J.P. Morgan Investment Management Inc.
                                  JPMorgan Asset Management (Taiwan) Limited
4. Full name of shareholder(s)        JPMorgan Asset Management (UK) Limited 
 (if different from 3.):(iv)                  
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5. Date of the transaction and date on                                                 
which the threshold is crossed or                                         n/a
reached: (v)                                                                           
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6. Date on which issuer notified:                                01 July 2014
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7. Threshold(s) that is/are crossed or                                                 
reached: (vi, vii)                                              10% Downwards
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8. Notified details:                                                                         
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A: Voting rights attached to shares(viii, ix)                                                
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Class/type of Situation previous    Resulting situation after the triggering 
shares if     to the triggering     transaction                                                           
possible      transaction                                                                    
using                                                                                        
the ISIN CODE                                                                                
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                         Number    Number      Number of voting   % of voting   
              Number     of        of shares   rights              rights (x)   
              of         Voting                                                             
              Shares     Rights                                                             
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                                   Direct  Direct  Indirect  Direct  Indirect                  
                                            (xi)    (xii)
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KYG876361091  31,427,176  31,427,176               33,036,957           9.82% 
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B: Qualifying Financial Instruments                                                          
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Resulting situation after the triggering transaction                                         
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Type of     Expiration   Exercise/    Number of voting     % of 
financial   date(xiii)   Conversion   rights that may be   voting 
instrument               Period(xiv)  acquired if the      rights 
                                      instrument is                 
                                      exercised/converted.         
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C: Financial Instruments with similar economic effect to Qualifying Financial Instruments    
(xv, xvi)                                                                                    
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Resulting situation after the triggering transaction                                         
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Type of     Exercise  Expiration   Exercise/   Number of voting   % of voting      
financial   price     date (xvii)  Conversion  rights instrument   rights 
instrument                         period      refers to           (xix, xx)
                                   (xviii)     
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                                                                Nominal Delta    
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Total (A+B+C)                                                                                
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Number of voting rights                           Percentage of voting rights             
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33,036,957                                        9.82%                                   
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9. Chain of controlled undertakings through which the voting rights and/or the financial instruments are effectively held, if applicable:(xxi)                    
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Total disclosable holding for 
JPMorgan Asset Management Holdings Inc: 33,036,957 (9.82%)                                                                             
China International Fund Management Co., Ltd.                                       
J.P. Morgan Investment Management Inc.                                              
JPMorgan Asset Management (Taiwan) Limited                                          
JPMorgan Asset Management (UK) Limited: 32,030,428 (9.52%)                          
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Proxy Voting:                                                                       
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10. Name of the proxy holder:                                             N/A
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11. Number of voting rights proxy holder will cease                                 
to hold:                                                                  N/A
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12. Date on which proxy holder will cease to hold                                   
voting rights:                                                            N/A
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13. Additional information:                                               N/A
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14. Contact name:                                              Daniel J Swart
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15. Contact telephone number:                                   020 7134 6168
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