Past year: ▲ 5%(19.5c – 28.0c AUD)
Each one in plain English, with the numbers worked through for a shareholder.
15 Dec 2025contract award▲ GoodMajor
Mereenie JV (Horizon 25%) signed a binding letter of intent with NT's Power and Water for early works on two new wells, drilling targeted mid-2026, and firm gas supply to 2034. Binding gas sales agreements are targeted by 20 February 2026; follows the 2026-27 McArthur River deal.
15 Dec 2025joint venture update▲ Good
Central (Mereenie operator, a third party) says the JVs signed a binding letter of intent with Power and Water for early drilling works and gas supply to end-2034, with drilling targeted mid-2026. Duplicates Horizon's announcement.
19 Nov 2025investor presentation● Neutral
Chairman's and CEO's addresses to the 19 November 2025 AGM. Restates FY25 results, A$0.03 dividends, 15.5c returned over five years and the US$30.0m Thailand deal (3.5 MMboe 2P, 28% reserves addition). No new figures beyond known facts.
21 Oct 2025contract award▲ GoodMajor
The Mereenie JV signed a firm, take-or-pay, fixed-price gas deal with McArthur River Mining for 4.9 PJ over 2026–27 (1.3 PJ net to Horizon), plus as-available volumes. Addresses the gas being re-marketed after the Arafura deal lapsed.
21 Oct 2025joint venture update▲ Good
Central (Mereenie operator, a third party) says it signed a firm, fixed-price gas deal with McArthur River Mining for 2026–27, part of up to 4.9 PJ from the JV. Duplicates Horizon's announcement.
21 Oct 2025joint venture update▲ Good
Echelon (a third party, 42.5% Mereenie holder) reports the Mereenie JV signed a gas supply deal with McArthur River Mining for 2026 and 2027, with take-or-pay firm gas. Duplicates Horizon's own announcement.
10 Sept 2025investor presentation● Neutral
Conference presentation in Perth restating FY25 results, the 3c dividend and the portfolio across China, Thailand, Mereenie and Maari. No new information was readable beyond already-announced facts.
29 Aug 2025director officer appointment● Neutral
Sandra Birkensleigh retired from the board on 29 August 2025 after about nine and a half years, as previously flagged. Catherine Costello takes over as Audit Committee Chair; Peter Goode joins the Remuneration and Nomination Committee.
28 Aug 2025annual report▲ GoodMajor
FY25 results: production rose 13% to 1.62 MMboe, revenue US$105.3m (down 5.5%), profit before tax US$16.7m. Final dividend of 1.5c declared (3.0c for the year). Cash US$39.8m, net cash US$13.7m at 30 June.
28 Aug 2025investor presentation● Neutral
FY25 results presentation; the text is mostly unreadable chart fragments. Covers the same results as the annual announcement, with no further figures reliably extractable.
28 Aug 2025annual report● Neutral
FY25 sustainability report covering safety, community, governance and climate performance. Notes safety metrics better than the regulator benchmark and the Thailand completion after year end. Reporting document with no new financial or operating news.
28 Aug 2025annual report● Neutral
FY25 Corporate Governance Statement and Appendix 4G, approved by the board on 25 August 2025. Routine compliance document with no new business developments.
27 Aug 2025regulatory community update▲ GoodMajor
The Maari permit (Horizon 26%) was extended ten years, from December 2027 to December 2037, with no added work obligations. Resolves the extension application lodged in September 2024; field output was above 5,600 bopd in August.
1 Aug 2025asset acquisition disposition▲ GoodMajor
Horizon completed the Thailand purchase on 1 August 2025: effective 7.5% of Sinphuhorm and 60% of Nam Phong gas fields, adding about 2,100 boe/d. Net payable at completion was US$21.6m, funded mostly by the new Macquarie debt; up to US$7.5m contingent payments may follow.
1 Aug 2025investor presentation● Neutral
Presentation accompanying the Thailand completion, setting out the strategic rationale for the 7.5% Sinphuhorm and 60% Nam Phong interests. Repeats the same-day completion announcement; no new figures beyond it were readable in the text provided.
28 July 2025resource reserve update▼ BadMajor
At 30 June 2025, 2P reserves fell 9% to 9.0 MMboe from 9.9, as production of 1.6 MMboe outweighed a +0.8 Maari life-extension gain. 2C resources fell 8% to 12.3 MMboe. The Thai acquisition's 3.9 MMboe 2P is excluded until completion.
22 July 2025debt financing▲ Good
Financial close reached on the amended Macquarie facility. Tranches A and B1, about US$21.5m, are due to be drawn shortly to support completion of the Thailand acquisition. Terms repeat the 17 June announcement.
17 June 2025debt financing▲ GoodMajor
Horizon signs an amended Macquarie facility to fund the Thai deal: Mereenie debt rises to up to A$50m, plus new tranches of US$15m and US$10m. Remaining cash payable at completion is US$28.5m, expected to fall as cash flow accrues. Completion expected in coming months.
16 June 2025drilling result▲ Good
The A9H infill well in Block 22/12 (Horizon 26.95%) is producing, initially from an unexpected shallower reservoir at 372 bopd gross (100 net). Reserves to be booked at the pre-drill 0.4 mmbbl gross (0.1 net). Result matches the forecast made at spud.
2 June 2025director officer appointment● Neutral
Catherine Costello joins the board as independent non-executive director from 1 June 2025, part of the planned refresh. She will take over as Audit Committee Chair when Sandra Birkensleigh retires after the August FY25 results.
28 Apr 2025drilling spud▲ Good
A one-well infill campaign spudded 28 April 2025 in Block 22/12, China (Horizon 26.95%), taking about 30 days. Forecast 0.4 mmbbl gross (0.1 net), ~500 bopd gross (125 net); funded from existing cash. Follows earlier infill wells.
16 Apr 2025joint venture update▼ BadMajor
Horizon confirms the conditional Arafura gas agreement lapsed after the 31 March 2025 deadline passed without Arafura's investment decision. The Mereenie JV will re-market the firm gas from 2028. Ends the thread open since the earlier extensions; no replacement buyer yet.
16 Apr 2025joint venture update● Neutral
Central (operator, a third party) says the Arafura gas agreement lapsed because Arafura did not reach a final investment decision by 31 March 2025. The Mereenie JV will re-market the firm gas from 2028 to other customers.
16 Apr 2025joint venture update● Neutral
Echelon (a third party, 42.5% Mereenie holder) confirms the Arafura gas agreement lapsed and the JV will re-market the gas. Duplicates the operator's and Horizon's news.
16 Apr 2025joint venture update● Neutral
Cue (a third party, 7.5% Mereenie holder) confirms the Arafura gas agreement lapsed for want of Arafura's investment decision, and the JV will market the 2028 firm gas elsewhere. Duplicates Horizon's news.
7 Apr 2025other● Neutral
Horizon discloses oil hedges of 180,000 bbl of Brent swaps at about US$71/bbl: 110,000 bbl for May 2025 and 70,000 bbl for June–December 2025. Most Mereenie gas is sold at fixed prices, so is not materially exposed to near-term price swings.
24 Mar 2025asset acquisition disposition▲ GoodMajor
Horizon agrees to buy 75% of Exxon's Thai subsidiary (consortium with Matahio holding 25%), giving 7.5% of Sinphuhorm and 60% of Nam Phong gas fields. Price US$30m plus up to US$7.5m contingent; 3.9 MMboe 2P, ~2,000 boe/d, largely Macquarie debt-funded. A re-entry to Thailand.
7 Mar 2025production update▲ Good
Central (operator, a third party) says WM30 came online 26 February 2025 at over 4 TJ/d, expected to settle at 4–4.5 TJ/d versus ~3 TJ/d pre-drill. Mereenie sales capacity is now ~32 TJ/d, and the program finished under its A$8m (Central share) budget.
7 Mar 2025production update▲ Good
Horizon confirms WM30 came online 26 February 2025, with Mereenie sales of 28–32 TJ/d over the past week. Resolves the awaited WM30 tie-in; extra gas can go to the NT Government agreement. Largely repeats the operator's release.
27 Feb 2025investor presentation● Neutral
Half-year results presentation repeating the reported figures: revenue US$55.9m, EBITDAX US$29.4m, net cash US$22.5m, and a 1.5c interim dividend payable 24 April 2025. Largely repeats the half-year report and known facts.
