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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.

20 Apr 2006drilling scheduled● Neutral

Partner Petsec repeats that the Wei 6-12-S-1 well will start next week, testing a prospect with 10 to 20 million barrels of potential. Re-release of known information from a partner, not Horizon's own news.

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19 Apr 2006drilling scheduled● Neutral

Operator ROC reported the Wei-6-12-S-1 well on Block 22/12, where Horizon holds 30%, was due to start drilling the following week and take about 21 days. The release also covered ROC's other wells, including Jacala-1, which had shown no obvious hydrocarbons so far.

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12 Apr 2006drilling progress report● Neutral

AMI-1 reached 8,630 feet and found a further hydrocarbon-bearing zone with high gas, at higher pressure needing heavier mud. The drill string stuck again and was backed off at 8,334 feet.

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5 Apr 2006drilling progress report● Neutral

Seven inch casing set at 7,950 feet, leaving the 219 feet gross / 74 feet net pay behind pipe for later completion. The rig was preparing to drill on toward the deeper target.

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29 Mar 2006drilling result▲ GoodMajor

AMI-1 logs indicate a preliminary 219 feet gross / 74 feet net pay in three zones, with oil of 34-38 degrees API in cores. The drill string then stuck and was backed off; the operator will drill around it.

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22 Mar 2006drilling progress report▲ Good

AMI-1 at 7,863 feet hit the shallower targets with strongly elevated gas readings and fluorescence over 7,700 to 7,773 feet. Significance will be known after logging; lost circulation was also managed.

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17 Mar 2006admin correction● Neutral

Administrative notice that the 84,100,168 placement shares issued on 16 March 2006 meet Corporations Act requirements, allowing them to be resold without a disclosure document. No new information.

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8 Mar 2006capital raising announcement▲ GoodMajor

Horizon placed 84,100,168 shares at A$0.16 to raise A$13.5 million, 15% of its capital, to fund its equity share of the 10% Maari development. About 80% of its share of costs will come from BOS International debt; first production is expected March 2008.

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7 Mar 2006drilling progress report● Neutral

AMI-1 reached 4,128 feet; progress was slowed by the rig contractor replacing equipment at its own cost. About 17 more days expected to reach target depth.

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24 Feb 2006half year report● Neutral

Half-year to 31 December 2005: loss of US$755,000, down 53%, on revenue of US$257,000. The result includes a US$419,000 refund of Thailand drilling costs. No dividend; Maari funding offer from BOS International of up to US$40 million noted.

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20 Feb 2006drilling spud● Neutral

The first of three Bayou Choctaw wells (Australian Mineral Interests No. 1) has spudded, targeting 1.8 million barrels of potential updip of existing production. Horizon holds 14.0% in this well and 19.8% in the next two.

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6 Feb 2006regulatory community update▲ Good

A Louisiana court dismissed, with prejudice, all claims in the environmental damage suit against Horizon's US subsidiary at Bayou Choctaw, which was served in October 2005. It is a final judgment, removing that open legal risk.

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31 Jan 2006quarterly activities report▲ Good

December 2005 quarter: Maari field (10% interest, New Zealand) received its production permit and development is underway with main contracts let. Wei 6-12 South well in China and three Bayou Choctaw wells in the US are readied.

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