Australis Oil & Gas Ltd. · ASX:ATS
Australis Oil & Gas — Investor Presentation (December 2025)
14 slides from Australis Oil & Gas's investor presentation, December 2025
Slide 1: Corporate presentation
ASX: ATS Corporate presentation December 2025
Slide 2: Background to Australis
Background to Australis A quick recap on the Company and its history Corporate Timeline 2024 2022 2020 2018 2014 2016 2006 Nov 25 – Transactions announced In 2018 & 2019 ATS drilled six Following the Between At previous 2014 - ATS recovery from 2016-2018, wells which company, Aurora founded and COVI
Slide 3: A brief history of the TMS
A brief history of the TMS Early activity in the TMS delineated a Core area with consistent high-quality results ▪ TMS is a Cretaceous shallow marine deposition located on the shelf margin which is similar in age to the Eagle Ford Shale ▪ TMS covers 20.4 million acres in central Louisiana/Mississipp
Slide 4: Why TMS remains an undeveloped Tier 1 oil shale play
Why TMS remains an undeveloped Tier 1 oil shale play Activity halted in 2015 and remained suppressed during pandemic and subsequent shift in low-growth models by industry TMS Wells by Operator 50 $105 40 $90 TMS activity plummets Annual WTI Oil Price ($/bbl) after oil price collapse 30 $75 Wells Spu
Slide 5: Changes in performance within major unconventional oil basins
Changes in performance within major unconventional oil basis Technology advancement led to a 26% uplift in recovery across all major basins from 2014 to 2021 Impact of Technology vs Inventory 12 Month Average BOE/1,000’ (15:1), Top 3 Public Drillers in major oil basins Gas (15:1) 2014 2021 2024 ▪ Al
Slide 6: TMS Core Wells Outperform Major Basins
TMS Core Wells Outperform Major Basins 2014 vintage TMS performance vs other basins 12 Month Average BOE/1,000’ (15:1), Major basins vs 2014 TMS TMS Core Well performance 2014 TMS Gas (15:1) 2014 2021 2024 ▪ Average of all TMS Core wells competed with major basins in 2014 on oil productivity ▪ Play
Slide 7: Transaction Summaries
Transaction Summaries TMS transactions achieve strategic objectives Australis has announced two transactions1,2 each dealing separately with two components of the Australis TMS asset, the existing producing wellbores and the undeveloped acreage Transaction #1 − Established US public unconventional o
Slide 8: Strategic Outcomes
Strategic Outcomes Transactions deliver on multiple long-term ATS strategic objectives ▪ The TMS Core has been technically validated by investment from an established, public multi-basin shale operator ▪ New proposed work program to advance the play towards full field development and evaluate the ap
Slide 9: Path Forward
Path Forward Summary and next steps ▪ ATS will emerge from these transactions once executed and implemented with − All Macquarie debt repaid and retained revenue from existing PDP wells and future carried wells − A strategic partner drilling new wells in the play and carrying the company for a 20% i
Slide 10: Important Notice and Disclaimer
Important Notice and Disclaimer This presentation has been prepared by Australis Oil & Gas Limited ACN 609 262 937 (ASX: ATS) (Australis). Summary of information: This presentation contains general and background information about Australis’ activities current as at the date of the presentation and
Slide 11: Additional Slides
q AUSTRALIS OIL & GAS Additional Slides 11
Slide 12: Additional TMS Transactions Details
Additional TMS Transactions Details Transaction #1 - Development Partnership ▪ ATS has been working with the development partner for over 12 months, significant diligence and analysis has already been completed ▪ ATS will retain a material 20% interest in the existing acreage position and has the ri
Slide 13: Australis TMS Development Transaction - Land Position
Australis TMS Development Transaction - Land Position 46,100 net acres included in Development Transaction and 2,030 net acres excluded ▪ Australis acreage in operated dark blue producing units and Term shown in yellow is included in Development Transaction - HBP Total Lease following completion of
Slide 14: Additional TMS Transactions details
Additional TMS Transactions details Transaction #2 - PDP wellbore-only transaction ▪ Transaction #2 terms engineered to fit with the Development Partner transaction ▪ Limited to the wellbore only, no development rights on undeveloped acreage included ▪ Acquisition price of US$16.9 million for a 90%
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