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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.

31 Jan 2008security holder rights change● Neutral

Required notice to option holders: listed options (A$0.35) expire 28 February 2008. Shares closed at A$0.295 on 29 January, below the exercise price. Exercise is not underwritten.

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31 Jan 2008quarterly activities report● Neutral

December quarter report: Maari (Horizon 10%) 61% complete, first oil still mid-August 2008; Wei 6-12W-1 confirmed dry; 44 km PRL 4 seismic and 3,145 km Thai 2D seismic completed; Wei 6-12 development decision targeted mid-2008.

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29 Jan 2008drilling result▼ BadMajor

Wei 6-12W-1 dry hole: drilled to 2,333 m, oil shows were not commercial and the well is being plugged. The rig moves to Wei 6-12E-1, which is independent of this result. First failure of the four-well programme on Block 22/12 (Horizon 30%).

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29 Jan 2008drilling result▼ Bad

Operator ROC confirms Wei 6-12W-1 found no hydrocarbons and is abandoned; the rig moves to Wei 6-12E-1. Horizon's own release described oil shows as non-commercial. Duplicates Horizon's news.

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22 Jan 2008capital raising announcement● Neutral

FIRB approval received, so the remaining 10.4 million shares of the December 2007 placement (44 million at A$0.335) were issued. Completes the placement.

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2 Jan 2008drilling spud● NeutralMajor

Horizon confirms the Wei 6-12W-1 well started 1 January 2008, about two weeks late, the first of four Block 22/12 wells (30%). Target depth about 2,425 m; drilling at 560 m. 2P reserves already identified are quoted as 50-60 million barrels.

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2 Jan 2008drilling spud● Neutral

Operator ROC announces Wei 6-12W-1 spudded 1 January 2008 in Block 22/12 (Horizon 30%), about two weeks late after rig equipment faults. Targets about 2,425 m. Programme expected to finish by end of March quarter. Duplicates Horizon's own release.

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11 Dec 2007admin correction● Neutral

Standard secondary sale notice under the Corporations Act for the December placement shares. Carries no new information about the business.

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4 Dec 2007capital raising announcement● NeutralMajor

Horizon places 44 million shares at A$0.335, raising A$14.74m before expenses, a 3.4% discount to the five-day average price. Funds the expanded 10-well programme in China, Thailand and NZ's Manaia. 10.4m shares await placee FIRB approval.

What it means for a shareholder

44.0m new shares at A$0.335 to raise about A$14.7m. That's 5.6% dilution: every existing holder's slice gets 5.6% smaller. If you held A$1,000 of shares (2,985 at the issue price), your slice goes from 0.000404% to 0.000382% of the company. To keep it you'd need 178 more shares - about A$60 at the issue price.

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30 Nov 2007drilling scheduled▲ Good

Four-well Block 22/12 exploration programme (Horizon 30%) to start mid-December 2007 with Wei 6-12W-1. Prospects hold over 200 million barrels of oil-in-place; ODP targeted for end February 2008. Continues the November rig plan.

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21 Nov 2007agm notice● Neutral

Chairman's AGM address: no exploration wells drilled and no oil produced yet, but a 10-well programme is firming up. Cash was about US$15m at 30 September 2007; Maari is expected to bring about US$8m a month pre-tax at current prices. Share price about A$0.35.

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31 Oct 2007quarterly activities report● Neutral

September-quarter report: Maari 59% complete, but first oil now estimated August 2008 (previously July steady-state) as the rig is tied up first on another project. Block 22/12 rig due December for a four-well programme; Thai G10/48 seismic complete, G11/48 84% done.

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22 Oct 2007annual report● Neutral

Lodges the 2007 annual report and AGM notice, with the meeting on 21 November 2007. Maari is 55% complete, first oil Q3 2008, Horizon's share of capex US$45.7m versus US$36.5m at approval. Lei Dong dropped; agreement with CNOOC on Wei 6-12S expected by end 2007.

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28 Sept 2007annual report● Neutral

Lodges the full 2007 annual financial and directors' reports for the year to 30 June 2007. Covers known items: rights issue, Maari loan, adoption of successful efforts accounting with no adjustment to results, and de Nys appointed 14 June 2007.

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26 Sept 2007admin correction● Neutral

Corrects the earlier outlook release, which wrongly stated Horizon's interests in Blocks G10/48 and G11/48. The correct interest is 25% in each.

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26 Sept 2007regulatory community update▼ BadMajor

Horizon shelves its bid for a Petroleum Contract on Lei Dong Block 24/05, after US$487,000 spent, as Chinese approvals tied to naval issues never came. CEO calls the outcome speculative. At least ten wells are expected in 2007-08, with the Thai five-well programme from March 2008.

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28 Aug 2007annual report● Neutral

Preliminary results for the year to 30 June 2007: loss of US$1.9m, in line with last year, and cash of US$19.8m (up from US$11.3m). Maari 51% complete, steady production still targeted July 2008. Thai seismic recording began 7 August 2007.

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31 July 2007quarterly activities report▼ Bad

June-quarter report: Maari 49% complete; rig now expected April 2008, so steady-state production is set for July 2008 (previously April). Horizon's capex to completion rises to US$45.7m, covered by the cost overrun facility. Rig chosen for Block 22/12 drilling from November 2007.

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22 June 2007other● Neutral

Maari partner Cue Energy announces a US$20m project finance facility with BOS International for its 5% share. Says first oil is expected in Q3 2008. Nothing new for Horizon's own interest (10%) or funding.

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15 June 2007admin correction● Neutral

Corrects the de Nys appointment date to 14 June 2007 (the earlier release said 14 July). Re-attaches the otherwise unchanged announcement.

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15 June 2007director officer appointment▲ Good

Gerrit de Nys joins the board as non-executive director. A former IMC Group executive, he was responsible for IMC's investments including Horizon; IMC's subsidiary holds 13.8%. The chair cites his shipping and oilfield construction experience for bringing discoveries into development.

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