Appendix 3B  
 
    New Board, Executive Appointments and Name Change  
 
    Results of Meeting  
 
    EGM Presentation - Overview of merged companies  
 
    Half Year Accounts  
 
    Consolidation/Split - PRL  
 
    Call Option Exercised Over Palatine & EPA-0127  
 
    Warrego shareholders approve the proposed RTO  
 
    Warrego West Erregulla-2 Campaign Commences  
 
    Warrego raises $5.05m from its Convertible Note Issue  
 
    Notice of General Meeting/Proxy Form  
 
    Quarterly Report  
 
    David Biggs (ex. AWE CEO) to be appointed Director at EGM  
 
    Rig Secured for W-Erregulla-2 & Prospective Res. Increase  
 
    Warrego Share Purchase Agreement Signed  
 
    Tesorillo Stage 2 Funding Completed  
 
    Petrel Energy Board Restructure  
 
    Proposed Reverse Takeover Presentation  
 
    Petrel to merge with Warrego via a reverse takeover  
 
    Trading Halt  
 
    Quarterly Report  
 
    Appendix 4G  
 
    Corporate Governance Statement  
 
    Annual Report to Shareholders  
 
    Appendix 3X - Amended  
 
    Notice of Annual General Meeting/Proxy Form  
 
    Petrel Energy Board Restructure  
 
    Continued Funding for Uruguay Project  
 
    Full Year Statutory Accounts  
 
    Tesorillo Project Presentation  
 
    Change of Director's Interest Notice x 4  
 
    Change in substantial holding  
 
    Change in substantial holding  
 
    Appendix 3B  
 
    SPP and Placement completed with $1,061,000 raised  
 
    EGM Results of Meeting  
 
    Quarterly Report  
 
    Update on Tesorillo Project, Spain  
 
    Notice of General Meeting/Proxy Form  
 
    SPP Terms and Letter to Shareholders  
 
    Notice Under Section 708A  
 
    Capital Raising Presentation  
 
    Magnetotelluric survey to commence at Tesorillo Project  
 
    Placement and Share Purchase Plan  
 
    Uruguay Presentation  
 
    Trading Halt  
 
    Acquisition of Remaining Equity in Spanish Asset Completed  
 
    North Perth Basin Presentation  
 
    Coolcalalaya / Nth Perth Basin Option  
 
    Quarterly Report  
 
    Uruguay Project Funding and Tesorillo Acquisition  
 
    Appendix 3B  
 
    Appendix 3B  
 
    Rights Issue Shortfall Notice  
 
    Non-Renounceable Entitlement Offer Closing Date Extended  
 
    Half Year Accounts  
 
    Tesorillo Project Update  
 
    Letters to Share and Option Holders  
 
    Appendix 3B  
 
    Notice under section 708AA  
 
    Non-Renounceable Entitlement Offer Document  
 
    Non-Renounceable Rights Issue  
 
    Cerro de Chaga-1 Update  
 
    Response to ASX Query  
 
    Quarterly Report  
 
    Cerro de Chaga-1 Update  
 
    New investor to fund Tesorillo  
 
    Cerro de Chaga-1 Update  
 
    Exposure to Uruguay increased by 22.9%  
 
    Change of Director's Interest - Amended  
 
    Change of Director's Interest Notice x 4  
 
    Appendix 3B  
 
    AGM Results of Meeting  
 
    Annual General Meeting Presentation  
 
    Cerro de Chaga-1 (Panizza) Spuds  
 
    Distribution Analysis - Shares and Options  
 
    Top 20 - Shares and Options  
 
    Rights Issue Appendix 3Bs  
 
    ASX Listing Rule 5.30 Disclosures  
 
    First Oil Recovered in Uruguay  
 
    Rights Issue 76% Oversubscribed $4.57m Funding Secured  
 
    Quarterly Report  
 
    Annual Report to shareholders  
 
    Appendix 4G  
 
    First Hydrocarbons Discovered in Uruguay  
 
    Non-Renounceable Entitlement Offer Closing Date Extended  
 
    Amended Notice of Annual General Meeting/Proxy Form  
 
    Cerro Padilla-1 Update  
 
    Prospectus Mailout to Shareholders  
 
    Appendix 3B  
 
    Full Year Statutory Accounts  
 
    Letters to Share and Option Holders  
 
    Capital Raising Presentation  
 
    Reinstatement to Official Quotation  
 
    Prospectus Non-Renounceable Pro Rata Entitlement Offer  
 
    Capital Raising to complete four well program in Uruguay  
 
    Capital Raising to complete four well program in Uruguay  
 
    Trading Halt  
 
    Cerro Padilla-1 Update  
 
    Appendix 3B  
 
    Cerro Padilla-1 Update  
 
    Cerro Padilla-1 Update  
 
    Cerro Padilla-1 Update  
 
    Expiry Letter To Listed Option Holders  
 
    Quarterly Report  
 
    Cerro Padilla-1 Update  
 
    Cerro Padilla Update 4 July 2017  
 
    Cerro Padilla-1 Update  
 
    Cerro Padilla-1 Update  
 
    Uruguay Update - Cerro Padilla-1 Spuds  
 
    Cerro Padilla-1 Update  
 
    ASX Spotlight Investor Conference Presentation  
 
    Cerro Padilla-1 Update  
 
    Uruguay Update - Rig and equipment on site  
 
    Appendix 3B and Notice Under Section 708A  
 
    Capital Raising Presentation  
 
    Capital Raising to Provide Uruguay Drilling Prog Contingency  
 
    Trading Halt  
 
    Trading Halt  
 
    Quarterly Reports  
 
    Rig and equipment clears customs  
 
    Investor Update Presentation 18 April 2017  
 
    Response to ASX Price Query  
 
    Uruguay Update - Rig Loading in Houston Harbour  
 
    Half Yearly Report and Accounts  
 
    Investor Update Presentation  
 
    Uruguay Update - Rig Shipment Commences  
 
    Appendix 3B  
 
    Erratum  
 
    Quarterly Report  
 
    Response to ASX Price Query  
 
    Appendix 3B  
 
    Rig contract signed for 4 wells in Uruguay  
 
    Appendix 3Y  
 
    Ceasing to be a substantial holder  
 
    Change in substantial holding  
 
    Amended - Initial substantial holder notice  
 
    Change in substantial holding  
 
    Appendix 3Y  
 
    Appendix 3Y x 3  
 
    Shortfall Final Tranche $1.38m Total Raised $5.25m  
 
    Appendix 3B - Final Shortfall Tranche  
 
    Appendix 3B - AGM Resolutions 4 and 6  
 
    Appendix 3B - AGM Resolution 5  
 
    Change of Director's Interest Notice  
 
    Results of Meeting  
 
    Annual General Meeting Presentation  
 
    Annual General Meeting Presentation  
 
    Finance locked in for 4 wells in Uruguay  
 
    Change in substantial holding  
 
    Quarterly Report  
 
    Annual Report to shareholders  
 
    Appendix 4G  
 
    Shortfall Placement Second Tranche  
 
    Appendix 3B  
 
    Notice of General Meeting/Proxy Form  
 
    Appendix 3B  
 
    Shortfall Placement First Tranche  
 
    Full Year Statutory Accounts  
 
    Good Oil Conference Presentation  
 
    Ceasing to be a substantial holder  
 
    Change of Director's Interest Notice  
 
    Change of Director's Interest Notice  
 
    Ceasing to be a substantial holder  
 
    Becoming a substantial holder  
 
    Appendix 3B  
 
    Appendix 3B  
 
    Shortfall Notice for Underwritten Rights Issue  
 
    Reminder - Rights Issue Closes Tuesday 30 August 2016  
 
    Reissued Rights Issue Presentation  
 
    Letter to Ineligible Shareholders re Rights Issue  
 
    Letter to Shareholders re Rights Issue  
 
    Confirmation of Renounceable Rights Issue Allotment Date  
 
    Prospectus-Renounceable Pro Rata Entitlement Offer  
 
    Appendix 3B Rights Issue  
 
    Amended Rights Issue Timetable  
 
    Renounceable Rights Issue Presentation  
 
    Reinstatement to Official Quotation  
 
    Renounceable Rights Issue to fund high impact drilling prog.  
 
    Suspension from Official Quotation  
 
    Trading Halt  
 
    Quarterly Reports  
 
    Quarterly Reports  
 
    Appendix 3B  
 
    Appendix 3B  
 
    Appendix 3B  
 
    Half Yearly Report and Accounts  
 
    Change in substantial holding  
 
    Notice Under Section 708A  
 
    Change in substantial holding  
 
    Appendix 3B  
 
    Capital Raising Top Up  
 
    Capital Raising to Fund Uruguay Project  
 
    Presenation - 2016 the year of Answers  
 
    Chairmans Letter to Shareholders  
 
    Trading Halt  
 
    Quarterly Reports  
 
    Change of Director's Interest Notice  
 
    Change of Director's Interest Notice  
 
    Change of Directors Interest Notice  
 
    Change of Directors Interest Notice  
 
    Change of Directors Interest Notice  
 
    Change in substantial holding  
 
    Appendix 3B  
 
    Appendix 3B  
 
    Results of Meeting  
 
    Annual General Meeting Presentation  
 
    Quarterly Activities and Cashflow Report  
 
    Annual Report to Shareholders  
 
    Appendix 4G and Corporate Governance Statement  
 
    Notice of Annual General Meeting/Proxy Form  
 
    Full Year Statutory Accounts  
 
    SPP Appendix 3B and Notice Under Section 708A  
 
    RIU Good Oil Conference Presentation  
 
    Share Purchase Plan Extension  
 
    Investor Update  
 
    Initial Directors Interest Notice  
 
    Notice Under Section 708A  
 
    Appendix 3B  
 
    Quarterly Activities and Cashflow Report  
 
    Investor Presentation  
 
    Updated SPP Terms and Conditions  
 
    SPP Terms and Letter to Shareholders  
 
    Capital Raising to Fund Uruguay Project  
 
    Trading Halt  
 
    Andrew Williams Appointed as Non-Executive Director  
 
    Update for Uruguay  
 
    Change of registry address  
 
    Oil & Gas Certification Update for Uruguay  
 
    Oil & Gas Certification for Spain  
 
    Quarterly Activities and Cashflow Report  
 
    Energy Oil and Gas Conference Sydney - Presentation  
 
    Energy Oil and Gas Conference Sydney - Presentation  
 
    Half Yearly Report and Accounts  
 
    Corporate Governance Statement  
 
    Appendix 3Z  
 
    Quarterly Activities and Cashflow Report  
 
    Chairman Retirement  
 
    First Resource Certification for Uruguay  
 
    Trading Halt  
 
    2 x Appendix 3Y  
 
    Appendix 3B  
 
    Change of Directors Interest Notice  
 
    Change of Directors Interest Notice  
 
    Share Purchase Plan - Closing Date Extended  
 
    Change of Directors Interest Notice  
 
    Change of Directors Interest Notice  
 
    Uruguay Seismic Acquisition Complete  
 
    Appendix 3B  
 
    Results of Meeting  
 
    Annual General Meeting Presentation  
 
    Share Purchase Plan  
 
    Changes to Executive Arrangements  
 
    Capital Raising to Fund 2015 Programme  
 
    Trading Halt  
 
    Quarterly Activities and Cashflow Report  
 
    Annual Report to Shareholders  

 
    Notice of Annual General Meeting/Proxy Form  
 
    Good Oil Conf. Presentation (incl. seismic update page 11)  
 
    Uruguay Seismic Update  
 
    Uruguay Seismic Update  
 
    Quarterly Activities and Cashflow Report  
 
    Petrel Appoints Mr. J. Russell Porter to the Board  
 
    Noosa Mining and Exploration Conference Presentation  
 
    Melbourne Mining Club Presentation  
 
    Uruguay Seismic Programme to Commence  
 
    Continuous Disclosure & Shareholder Communication Policy  
 
    ASX Spotlight Presentation - HK & Singapore  
 
    Petrel Seeks Expressions of Interest for Cardium Assets  
 
    Quarterly Activities and Cashflow Report  
 
    Very High Permeability Confirmed in Achar E-1 Corehole  
 
    Appendix 3B  
 
    Half Year Accounts  
 
    ASX Spotlight Conference Presentation - NY & London  
 
    High Permeability from Uruguay Corehole confirms Conventiona  
 
    Listing Rule 5 - Additional Disclosures  
 
    Retirement of Non-Executive Director  
 
    Quarterly Activities and Cashflow Report  
 
    Oil confirmed in Second Uruguay Corehole  
 
    Appendix 3B  
 
    Appendix 3B  
 
    Appendix 3B  
 
    Notice Under Section 708A of Corporations Act  
 
    $3m Capital Raising Completed  
 
    Trading Halt  
 
    Petrel Increases Stake in Uruguay & Spain  
 
    AGM Presentation  
 
    Large Spanish Prospective Gas Resource Certified  
 
    Quarterly Activities and Cashflow Report  
 
    Corehole Confirms Oil Generation in Norte Basin Uruguay  
 
    Annual Report to Shareholders  
 
    Notice of Annual General Meeting/Proxy Form  
 
    Full Year Statutory Accounts  
 
    Appendix 3Z  
 
    RIU Good Oil Conference - Presentation  
 
    Coreholes spud on 3.5 m acre Uruguay shale play  
 
    Corehole programme starts on 3.5 m acre Uruguay shale basin  
 
    Resignation of Executive Director  
 
    Early optimism in Uruguay oil search  
 
    Three Brokers Initiate Research Coverage on Petrel Energy  
 
    Quarterly Activities and Cashflow Report  
 
    RBS Morgans Conference Presentation  
 
    Drilling on 3.5m acre Uruguay shale basin to start in August  
 
    Farm-out commences to appraise major Spanish gas discovery  
 
    Tesorillo Project Presentation  
 
    Appendix 3B  
 
    Completion of NSW Licences Sale  
 
    Petrel completes acquisition of Cardium acreage  
 
    Change in substantial holding  
 
    Appendix 3B  
 
    Change of Director's Interest Notice x 4  
 
    Change in substantial holding  
 
    Cleansing Notice - Section 708A(5)(e) Corporations Act  
 
    Appendix 3B  
 
    $10.65m Capital Raising Completed  
 
    Results of General Meeting - All Resolutions Passed  
 
    Petrel produces first oil from Canadian Cardium acreage  
 
    Corehole Locations Identified from MT Survey in Uruguay  
 
    Quarterly Activities and Cashflow Report  
 
    Share Purchase Plan  
 
    Notice of Annual General Meeting/Proxy Form  
 
    $10.5m Capital Raising to Acquire Lochend Cardium Project  
 
    Petrel enters Cardium tight oil project  
 
    Trading Halt  
 
    Encouraging Results from Magnetotelluric Survey in Uruguay  
 
    Becoming a substantial holder  
 
    Half Year Accounts  
 
    Response to ASX Price Query  
 
    Trading Halt  
 
    Response to ASX Query re Diversity Policy  
 
    Quarterly Activities and Cashflow Report  
 
    Appendix 3B  
 
    Appendix 3B  
 
    Appendix 3B  
 
    Appendix 3B  
 
    Petrel completes Uruguay Investment as Big Oil moves in.  
 
    Ceasing to be a substantial holder  
 
    Appendix 3Y x 2  
 
    Appendix 3B  
 
    Disclosure Of AGM Proxy Votes  
 
    Quarterly Activities and Cashflow Report  
 
    Petrel Energy invests in large Uruguay and Spanish Project  
 
    Appendix 3Y  
 
    Annual Report to shareholders  
   
    Appendix 3B  
 
    Notice of Annual General Meeting/Proxy Form  
 
    Company Secretary Appointment/Resignation  
 
    Full Year Statutory Accounts  
 
    Initial Director's Interest Notice  
 
    Managing Director Appointment  
 
    Change of Director's Interest Notice  
 
    Becoming a substantial holder  
 
    Quarterly Activities and Cashflow Report  
 
    Ceasing to be a substantial holder  
 
    Becoming a substantial holder  
 
    Cessation of substantial shareholding from STO  
 
    Further Sale of NSW Licences  
 
    Sale of Darling Basin Licences  
 
    First Three Barnett Shale Wells in Production  
 
    Updated Securities Trading Policy  
 
    Ceasing to be a substantial holder  
 
    Excellent First Barnett Shale Gas Flow  
 
    Sale of NSW Licences  
 
    Quarterly Activities and Cashflow Report  
 
    Ceasing to be a substantial holder  
 
    Ceasing to be a substantial holder from OXX  
 
    Strategic Alternatives for NSW Licences  
 
    Half Yearly Report Accounts  
 
    Ceasing to be a substantial holder  
 
    Change of Director`s Interest Notice  
 
    Update on Barnett Shale Operations  
 
    Notice of initial substantial holder  
 
    Change of Company Name  
 
    Quarterly Activities and Cashflow Report  
 
    Change in substantial holding from STO  
 
    Completion of Petrel Energy Merger  
 
    Cleansing statement  
 
    Appendix 3B - Petrel share issue  
 
    Appendix 3Z - Final director`s interest  
 
    Appendix 3X - Initial directors` interests (x2)  
 
    Notice of initial substantial shareholder (x3)  
 
    Results of Meeting  
 
    Petrel Energy`s Barnett Shale Project Update  
 
    Notice of General Meeting and Proxy Form  
 
    Results of Annual General Meeting 2011  
 
    Merger with Petrel Energy  
 
    Change in substantial holding from STO  
 
    Becoming a substantial holder  
 
    Becoming a substantial holder from STO  
 
    Annual Report to shareholders  
   
    Notice of General Meeting/Proxy Form  
 
    Quarterly Activities and Cashflow Report  
 
    Notice of share cancellation - ASIC Form 484  
 
    Full Year Statutory Accounts  
 
    Final share buy-back notice - Appendix 3F  
 
    Daily share buy-back notice - Appendix 3E  
 
    Announcement of buy-back - Appendix 3C  
 
    Quarterly Activities and Cashflow Report  
 
    APPOINTMENT OF ADVISORS FOR STRATEGIC REVIEW  
 
    Appendix 3Z  
 
    Appendix 3X  
 
    Company Update  
 
    Results of General Meeting of Shareholders  
 
    Letter to Shareholders  
 
    Extension of Energetica MOU  
 
    Letter to Shareholders  
 
    Quarterly Activities and Cashflow Report  
 
    Notice of General Meeting/Proxy Form  
 
    Bruce Watson Appendix 3x  
 
    Requisition of General Meeting by 5% of Members  
 
    Director Appointment  
 
    Appendix 3Z  
 
    Resignation of Non-executive Director  
 
    Letter to Shareholders  
 
    Energetica Proposal  
 
    R D Langusch Appendix 3Z  
 
    Resignation of Managing Director  
 
    Half Yearly Accounts  
 
    ESG: Initial Resource for PELs 6, 427 and 428  
 
    Initial CSG Resources Certification  
 
    Quarterly Activities and Cashflow Report  
 
    Securities Dealing Policy  
 
    Change of Director`s Interest Notice  
 
    Results of Annual General Meeting 2010  
 
    Appendix 3Z D A Casey (Alternate)  
 
    Resignation of Alternate Director  
 
    Quarterly Activities and Cashflow Report  
 
    Notice of Annual General Meeting/Proxy Form  
 
    Annual Report to shareholders  
   
    Full Year Statutory Accounts  
 
    Expiration of Listed Options  
 
    Quarterly Activities and Cashflow Report  
 
    Camurra-2 Final Report  
 
    SPUDDING OF CAMURRA-2 COREHOLE  
 
    Octanex Takeover Bid Lapses  
 
    OXX: Takeover Bid Lapsed  
 
    OXX: Off-market Bid Status of Conditions  
 
    Toenda-1 Final Report  
 
    Toenda-1 ST1 Progress Report  
 
    Target`s Statement  
 
    Toenda-1 Progress Report  
 
    OXX: Bidder`s Statement as despatched to Orion Members  
 
    OXX: Notice to ASX of Despatch of Bidder`s Statement  
 
    Quarterly Activities and Cashflow Report  
 
    Initial Director`s Interest Notice Appendix 3X  
 
    Toenda-1 Progress Report  
 
    Appendix 3B  
 
    Appointment of New Chairman  
 
    Supplementary Bidder`s Statement  
 
    Replacement Bidder`s Statement  
 
    Toenda-1 Progress Report  
 
    Toenda-1 Well to Spud Next Week  
 
    Shareholders` Letter - Octanex Bid  
 
    Orion Directors Reject Octanex Bid  
 
    Substantial Shareholding from OXX  
 
    OXX: Off-market bid for Orion Petroleum  
 
    Change of Director`s Interest Notice - Appendix 3Y  
 
    Appendix 3B - Incentive shares in escrow 18 months  
 
    RESULTS OF MILGUY-1 CSG COREHOLE  
 
    Half Year Accounts  
 
    Proposed Merger Not Proceeding  
 
    Trading Halt  
 
    Results of General Meeting  
 
    General Meeting Adjourned  
 
    General Meeting for Gas2Grid Merger  
 
    Response to Octanex Announcement  
 
    OXX: Octanex bids for Orion Petroleum Limited  
 
    Drilling Update - Milguy-1  
 
    Orion Shareholder Letter  
 
    General Meeting Adjourned  
 
    UPDATE ON PROPOSED MERGER MEETING  
 
    Quarterly Activities and Cashflow Report  
 
    PEL 6 Drilling Program  
 
    Notice of General Meeting  
 
    Scheme Meetings  
 
    Appendix 3B - Applic. to list previously restricted shares  
 
    Gwydir-1 CSG corehole update  
 
    Restricted Securities  
 
    Managing Director`s Review at AGM  
 
    Chairman`s Address to Shareholders  
 
    Results of Meeting  
 
    Spudding of Gwydir-1 Corehole  
 
    Spudding of Gwyder-1 Corehole  
 
    Company Update - Merger with Gas2Grid  
 
    Recommended Merger Proposal  
 
    Quarterly Activities and Cashflow Report  
 
    Notice of General Meeting/Proxy Form  
 
    Initial and Final Director`s Interest Notices  
 
    Proposed Transaction  
 
    Appointment of Managing Director  
 
    Director Appointment/Resignation  
 
    CSG Drilling Update  
 
    Full Year Statutory Accounts  
 
    Quarterly Activities Report and Appendix 5B - 2Q09  
 
    Response to ASX Price Query  
 
    Grant of New Licence - PEL 471  
 
    Quarterly Activities Report and Appendix 5B  
 
    Kurrabooma-1 Drilling Update  
 
    Kurrabooma-1 Drilling Update  
 
    Coal Seam Gas Activity Update  
 
    Moree-4 Drilling Update  
 
    Moree-4 Drilling Update  
 
    Coal Seam Gas Activity Update  
 
    Becoming a substantial holder  
 
    Half Yearly Accounts  
 
    Commencement of Farm-in Program  
 
    Quarterly Activities and Cashflow Report  
 
    Coal Seam Gas Activity Update  
 
    Change of Director`s Interest Notice  
 
    Orion 2008 AGM Results  
 
    Managing Director`s Exploration Review  
 
    Notice of Annual General Meeting/Proxy Form  
 
    Orion Petroleum Annual Report  
 
    Alternate Director Appointment/Resignation  
 
    Quarterly Activities and Cashflow Report  
 
    Change of Director`s Interest Notice  
 
    Nyngynderry-1 Drilling Update  
 
    Full Year Accounts - for period ended 30 June 2008  
 
    Nyngynderry-1 Drilling Update  
 
    Nyngynderry-1 Drilling Update  
 
    Nyngynderry-1 Drilling Update  
 
    CSG Farm-in Interview  
 
    Drilling commences at Nyngynderry-1  
 
    Orion Signs CSG Agreement  
 
    Change in substantial holding  
 
    Change in substantial holding  
 
    Rig Contract Signed for Nyngynderry-1  
 
    Disclosure Document  
 
    Becoming a substantial holder  
 
    Quarterly Activities and Cashflow Report  
 
    Small Oil Recovery from Willaroo-1  
 
    Oil Shows in Willaroo-1, PEL 6  
 
    Drilling Resumes at Willaroo  
 
    Willaroo-1 Update  
 
    Willaroo 1 Drilling to Commence this Weekend  
 
    Quarterly Cashflow Report  
 
    Quarterly Activities Report  
 
    Revised Willaroo-1 Start Date  
 
    Signing of Rig Contract  
 
    Director Appointment/Resignation  
 
    Half Yearly Report and Accounts  
 
    Becoming a substantial holder  
 
    Progress Report  
 
    Change of Director`s Interest Notice  
 
    Quarterly Activities and Cashflow Report  
 
    Company Secretary Appointment/Resignation  
 
    Update on Petroleum Exploration Licences