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Horizon Oil Ltd

ASX:HZN
A$0.215Close 7 Oct 2026 · delayed

Past year: ▲ 5%(19.5c – 28.0c AUD)

Market cap
A$340m
Shares on issue
1.58bn
In-ground value
A$202m
Risked multiple
0.24×
Story beats
214 since 2006
Last event
27 Aug 2026

Announcements, explained

Each one in plain English, with the numbers worked through for a shareholder.

18 July 2008flow test result▲ GoodMajor

Stanley-1 in PRL 4 (now 100% Horizon) flowed up to 25 mmcfd on clean-up and a stable 9.3 mmcfd with condensate, limited by test equipment. Results are at the upper end of expectations. Stanley-2 supply well is planned for first half 2009; PRL 5 interest confirmed at 49.65%.

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25 June 2008director officer appointment● Neutral

Kelvin Bramley appointed Assistant Company Secretary; Michael Sheridan remains Company Secretary. Administrative.

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19 June 2008asset acquisition disposition▲ GoodMajor

Horizon agrees to buy InterOil's 43.13% of PRL 4 (Stanley) and 28.58% of PRL 5 for US$6.5m, plus a first right of refusal on InterOil's share of condensate. This would give 100% of PRL 4 and up to 49.65% of PRL 5, subject to PNG approval.

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27 May 2008investor presentation● Neutral

CEO conference presentation repeating known asset status, with cash of US$13m and the US$19m BOSI revolving facility. Maari first production Q3 2008; PRL 4 interest 56.87%. Market capitalisation about A$346m. No new announcement.

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22 May 2008debt financing▲ GoodMajor

BOS International provides US$25m of extra debt: a US$19.25m revolving corporate facility plus a US$5.75m increase of the Maari facility to US$45.75m. Horizon says it will help fund China, PNG and Thailand/New Zealand exploration spending.

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30 Apr 2008quarterly activities report● Neutral

March quarter: Maari platform and FPSO arrived, the Austral Pacific offer was accepted for US$3.5m (PRL 4 interest now 56.87%), and both China exploration wells failed. Also, 12m options were exercised, raising A$4.2m. Wei 6-12 development plan due mid-year.

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1 Apr 2008investor presentation● Neutral

CEO presentation at a Brisbane conference restating known assets and plans: Maari first production Q3 2008, Wei 6-12S first production early 2010, and a 15-well drilling programme. Quotes 14–16 mmbo 2P reserves. Market capitalisation about A$203m. No new announcement.

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28 Mar 2008asset acquisition disposition▲ GoodMajor

Horizon confirms it has offered to buy Austral Pacific's 28.92% of PRL 4 (Stanley) and 10.71% of PRL 5, conditional on pre-emption rights. It says the price is well below press reports and not material. Continues its stepwise build-up of PNG interests.

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19 Mar 2008drilling result▼ BadMajor

Operator ROC confirms Wei 6-12E-1A was plugged and abandoned on 14 March and the joint venture will not drill the Wei 12-2N-1 well in this programme. This resolves the open decision; Horizon holds 30% of Block 22/12.

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19 Mar 2008drilling result● Neutral

Partner FAR repeats the operator's news that Wei 12-2N-1 will not be drilled and Wei 6-12E-1A is abandoned. The rest covers FAR's own Louisiana Schwing #2 well. Nothing new for Horizon.

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12 Mar 2008drilling result▼ Bad

CEO calls the dry Wei 6-12E-1A a disappointing result but says Wei 6-12 development is unaffected, with a final investment decision targeted mid-2008. The third well, Wei 12-2N-1, is likely to be dropped, citing rig equipment failures; the exploration phase ends September 2008.

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11 Mar 2008drilling result▼ BadMajor

Wei 6-12E-1A reached 2,510 m with only minor residual oil shows and will be plugged and abandoned, the second dry hole in the Block 22/12 programme (Horizon 30%). Operator says Wei 6-12 development plans are unaffected; the Wei 12-2N-1 well decision is under review.

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11 Mar 2008drilling result▼ Bad

Partner FAR repeats the operator's report that Wei 6-12E-1A had minor residual oil shows and will be abandoned; the rest covers FAR's own Louisiana well. Nothing new for Horizon.

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4 Mar 2008drilling progress report● Neutral

Operator reports Wei 6-12E-1A drilled to 1,970 m and drilling ahead, total depth expected by end of week. The rest concerns ROC's other wells. No result yet.

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28 Feb 2008farm in farm out agreement▲ GoodMajor

Horizon signed a farm-in with Pearl Energy (Aabar subsidiary) for 20% of three more Gulf of Thailand blocks, G1/48, G3/48 and G6/48, by paying 40% of the initial three-year seismic and drilling costs. Pearl stays operator; subject to Thai approval. Extends the existing Pearl relationship.

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27 Feb 2008security holder rights change▲ GoodMajor

Oasis Energy Investments and Ward Ferry funds committed to exercise 10.5m options (about 26% of those outstanding) at A$0.35 before 28 February expiry, for a fee of A$0.01 per option. Shares closed at A$0.32. Well result will not be known before expiry.

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27 Feb 2008drilling progress report● Neutral

Operator reports Wei 6-12E-1A has run and cemented casing at 986 m, preparing blowout preventer tests; total depth expected early March. Routine progress, no result.

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27 Feb 2008drilling progress report● Neutral

Partner FAR repeats the operator's update that Wei 6-12E-1A has casing set at 986 m; the rest covers FAR's own Louisiana well. Nothing new for Horizon.

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25 Feb 2008drilling progress report▼ Bad

Wei 6-12E-1A is at 986 m after the stuck-pipe restart. Horizon says results are highly unlikely before the listed options expire on 28 February, so option holders will have to decide without the well result.

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22 Feb 2008half year report▼ Bad

Half-year to 31 December 2007: net loss US$2.07m, up 87%, revenue US$522k. Exploration and new business costs rose; the A$14.7m placement funds an expanded nine-well programme. Maari 64.7% complete at end January, first oil mid-August 2008.

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20 Feb 2008drilling progress report▼ Bad

Operator reports Wei 6-12E was re-spudded as Wei 6-12E-1A, two metres from the original hole, because of stuck drill pipe. Now at 253 m with total depth expected early March, later than first planned.

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20 Feb 2008drilling progress report● Neutral

Partner FAR repeats the operator's report of the Wei 6-12E-1A re-spud after stuck pipe; the rest concerns FAR's own Louisiana well. Nothing new for Horizon.

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13 Feb 2008drilling spud● Neutral

Horizon confirms Wei 6-12E-1 spudded 12 February, 1.7 km east of the Wei 6-12S oil discovery, after a weather delay moving the rig. Total depth of 2,520 m was expected around 22 February. Second well of the programme after the dry first well.

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13 Feb 2008drilling spud● Neutral

Operator ROC reports Wei 6-12E-1 started drilling 12 February in Block 22/12 (Horizon 30%), targeting about 2,520 m by end February. Second well of the programme after the dry Wei 6-12W-1. Also covers ROC's non-Horizon wells.

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