Highlights

  • Bass Oil shares rose 2.04% to AUD 0.050 on 17 June 2026 following a company update on the Vanessa Gas Field acquisition.
  • The company has completed the acquisition of a 100% interest in the Vanessa Gas Field after receiving final regulatory approval.
  • Bass expects first gas sales from Vanessa by the end of 2026 following recommissioning activities.
  • The facility has a nameplate processing capacity of 10 million standard cubic feet (SCF) per day.

Bass Oil Limited (ASX:BAS) shares moved higher during the morning trading session on 17 June 2026, rising 2.04% to AUD 0.050 after the company announced the completion of its acquisition of the Vanessa Gas Field in South Australia’s Cooper Basin. The latest gain adds to a favourable longer-term performance, with the stock up 66.67% over the past year.

Investor attention appeared focused on the company's successful completion of the transaction, which marks Bass Oil's planned entry into the east coast gas market. The acquisition follows regulatory approval from the South Australian Department of Energy and Mining (DEM), clearing the final requirement needed to transfer ownership of the asset to Bass Oil.

Company Overview

Bass Oil is an Australian oil and gas producer with operations spanning the Cooper Basin in Australia and the South Sumatra Basin in Indonesia. The company owns the Worrior and Padulla oil fields outright and also maintains interests across multiple Cooper Basin permits. Through its portfolio, Bass is involved in oil production, exploration and development activities aimed at expanding its resource base and production profile.

The company holds interests across numerous licences in the Cooper Basin, covering approximately 1,900 square kilometres. Its portfolio includes producing assets, exploration opportunities and undeveloped resources that management believes could support future growth initiatives.

Vanessa Acquisition Marks New Step into Gas Market

The completion of the Vanessa acquisition represents a notable development for Bass Oil as it broadens its focus beyond oil production and advances plans to participate in Australia's east coast gas market.

The transaction gives Bass a 100% interest in Petroleum Production Licence (PPL) 268 and Petroleum Retention Licence (PRL) 135, which together comprise the Vanessa Gas Field.

According to the company, the acquisition includes several existing pieces of infrastructure, including a gas production well, a gas processing facility and a dedicated 5-kilometre pipeline linked directly to the Cooper Basin transmission network.

Existing infrastructure can play an important role in reducing development timelines, and Bass has already commenced detailed planning work aimed at returning the asset to production.

Management indicated that engineering and certification activities are progressing, with recommissioning work expected to pave the way for future gas production and sales.

Focus Shifts to First Gas Production

With ownership now transferred, Bass Oil's immediate focus is on bringing the Vanessa asset back into operation.

The company stated that engineering studies associated with recommissioning the well, processing facilities and pipeline are already well underway. To support this process, Bass has engaged GPA Engineering, a specialist engineering firm, to assist with certification and restart planning activities.

Bass expects the recommissioning program to enable first gas sales into the east coast gas market by the end of 2026.

The timeline provides investors with a clearer pathway towards potential future gas revenue while leveraging infrastructure that is already in place.

Management noted that the company’s priority is to move the project online as quickly as possible as part of efforts to establish a new gas-focused business segment alongside its existing operations.

Existing Infrastructure Provides Operational Platform

One of the more significant aspects of the acquisition is the infrastructure package that accompanies the Vanessa field.

The gas processing facility has a nameplate capacity of 10 million standard cubic feet per day, providing Bass with established processing capability rather than requiring a greenfield development.

The associated pipeline connects directly into the Cooper Basin transmission network, creating an existing route to market for future gas production.

The Vanessa well itself was drilled in 2007 and later commenced production in 2018. During its operating history, the well produced at a rate of approximately 3.5 million standard cubic feet per day and delivered cumulative production of 1.1 billion cubic feet (BCF) over a two-year period.

The presence of existing production history may provide Bass with operational data that could assist future development and optimisation activities.

Potential Resource Expansion Opportunities

Beyond the recommissioning of current facilities, Bass Oil believes the acquisition may provide additional opportunities to expand reserves and evaluate further gas potential.

The company highlighted the possibility of assessing conventional and tight gas targets within the Toolachee, Epsilon and Patchawarra formations that were encountered in the existing Vanessa well.

These formations remain largely untested through fracture stimulation activities, creating potential future appraisal opportunities.

Management also pointed to broader strategic benefits associated with the acquisition, particularly in relation to its wholly owned PEL 182 permit area.

The Vanessa well penetrated the entire Permian sedimentary sequence, including deeper coal formations. Bass believes this existing well location could potentially provide a pathway to evaluate the deep coal gas potential within PEL 182 without incurring the higher costs associated with drilling a new well.

While further technical work will be required, the company views the Vanessa asset as a potentially important component in advancing future resource evaluation programs.

Management Highlights Strategic Importance

Commenting on the acquisition, Managing Director Tino Guglielmo described the completion of the transaction as an important milestone in Bass Oil's planned entry into the east coast gas market.

Management noted that demand and pricing conditions within the gas market remain favourable and indicated that assets such as Vanessa may be operated profitably by companies that maintain capable operational teams and efficient cost structures.

The company also highlighted the strategic role the asset could play in supporting future development opportunities linked to deeper gas resources within its broader Cooper Basin acreage.

With regulatory approval now secured and ownership formally transferred, management's attention is focused on executing the recommissioning program and progressing towards production.

Why Investors Are Watching the Development

The market's positive reaction appears linked to several elements contained within the announcement.

First, the acquisition introduces Bass Oil to a new revenue opportunity through planned gas production and sales. Second, the company gains ownership of established infrastructure that may shorten development timelines. Third, management has provided an expected pathway towards first gas production by the end of 2026.

The acquisition also expands Bass Oil's exposure within the Cooper Basin, an area where the company already maintains a substantial presence through its existing permit portfolio.

In addition to immediate production objectives, the transaction may support future resource appraisal and commercialisation activities associated with nearby acreage.

What This Means for Investors

Bass Oil's completion of the Vanessa Gas Field acquisition represents a significant operational milestone for the company. The transaction provides ownership of a producing gas asset, associated processing facilities and pipeline infrastructure, while also supporting the company's planned entry into the east coast gas market.

The company's near-term focus is now centred on recommissioning activities aimed at achieving first gas sales by the end of 2026. Investors are likely to monitor progress on engineering, certification and restart work over the coming months, alongside any updates relating to reserve growth opportunities and the evaluation of deeper gas resources within PEL 182.