Stockle reads every announcement from 1,900+ oil, gas and mining companies and explains it in plain English - 261,000 so far. It shows what a company holds in the ground against what the market pays for it, and what each announcement means for your own shares. To value a company: pick a discovery or prospect, choose how big it could be, set how likely it is, and see its value per share against the share price.
Every announcement explained, every estimate from the company's own words, and the value worked out your way.
VAALCO ENERGY INC /DE/ · SEC filer
A rig is already mobilized for the next drilling program at the Baobab field, which the company says should lift production in 2027.
Red Sky Energy Ltd · ASX
Red Sky Energy, which holds 20% of a Santos-operated Cooper Basin program, has started the first of two Yarrow wells after weather delays, with a third well at Willowie slated for late October.
Invictus Energy Ltd · ASX
Invictus Energy has signed a revised rig contract and set November 2026 for drilling to start at Musuma-1, narrowing its earlier 'second half of 2026' guidance.
Elixir Energy Ltd · ASX
Elixir Energy plans a second flow-test phase at its Lorelle-3H well in the Taroom Trough from 1 October 2026, while restarting testing at Diona-1 depends on joint venture approval and has no stated date.
BATTALION OIL CORP · SEC filer
The NYSE-listed oil producer says it intends to begin drilling in the Monument Draw area in January 2027, a project tied to a 1 million barrel prospective estimate in which the company has not disclosed its interest.
Prominence Energy NL · ASX
The ASX-listed explorer says it plans to drill about three shallow wells for roughly $5 million, but licences, resource estimates and funding are still to be settled.
88 Energy Limited · ASX
88 Energy has a rig and camp lined up for its Augusta-1 exploration well on Alaska's North Slope, but it has not yet found a partner to share the cost.
Each company's whole record, from its first announcement to its latest, told as one story and checked against the company's own filings.
Po Valley Energy Limited · 168 story beats · calculator
Po Valley Energy set out to bring northern Italian gas to market. In early 2006 its Vitalba 1d well flowed 2.8 million cubic feet a day, the third positive test in six weeks, and proven reserves rose 45% to 36.6 bcf (billion cubic feet).
Read Po Valley Energy Limited's story →Bass Oil Limited · 168 story beats · calculator
Bass Strait Oil, later Bass Oil, began in 2006 with two new Bass Basin permits, T/42P and T/43P, covering about 6,120 sq km off Tasmania. Its first well, Pritchard-1 in the Otway Basin, was dry, though it earned the company 25% of PEP 151 and a path to 15% of PEP 150.
Read Bass Oil Limited's story →Brookside Energy Limited · 224 story beats · calculator
Red Fork started in Oklahoma's Cherokee Basin. In April 2006 it agreed to buy the remaining 22.5% of its Osage County project for US$1.8 million, lifting its interest to 100% and making it operator. It part-funded this with a A$1.32 million placement at 22 cents.
Read Brookside Energy Limited's story →AXP Energy Limited · 281 story beats · calculator
Austin Exploration listed in mid-2006 with an offer of 50 million shares at $0.20 to raise $10 million. Its first well, Ezell 4-H in Texas, tested at over 1.5 million cubic feet of gas a day, with Austin holding 35%. After that the early drilling disappointed.
Read AXP Energy Limited's story →Tamboran Resources Corp · 109 story beats · calculator
Tamboran listed on the ASX on 1 July 2021, raising $61 million at $0.40 a share, with 422,332,923 shares quoted. About $40.4 million was earmarked for the Maverick 1H well and $13.6 million for wells at Tanumbirini.
Read Tamboran Resources Corp's story →3D Oil · 130 story beats · calculator
3D Oil listed on the ASX on 22 May 2007 in an IPO raising $44m, paid in two instalments. The final 15c call, received in December 2007 from 98% of the 110m shares, brought in $16.23m. A further $7.02m placement at 52c followed in April 2008.
Read 3D Oil's story →21 Oct 2026 · European Lithium
The CRML average price over the 20-day period was at or below US$8, so the maximum ratio applies: 0.045 CRML shares per EUR share. Holders of about 777 or fewer shares get cash via the sale facility. Final option consideration is due 28 October.
19 Oct 2026 · Core Lithium
Blackbeard diamond hole NMRD104 hit 92m @ 1.25% Li2O (~45m true width), including 73m @ 1.45%, its longest intersection there, ~80m up-dip of earlier NRC269 (63m @ 1.67%). NMRD108 partial: 29m @ 1.35%; more assays pending. Supports the Exploration Target; no resource yet.
16 Oct 2026 · Deep Yellow
Deep Yellow withdrew its Q4 2026 FID target for Tumas, saying weak equity markets do not support a decision. This reverses the Q4 FID guidance given in July. Civil works are under way and funded from existing cash; an updated value case is nearing completion.
9 Oct 2026 · Marimaca Copper Corp.
Peter Garner-Winship promoted to CFO, effective immediately. He joined in March 2026 as VP Finance after 17 years at Anglo American. José Antonio Merino stays as Managing Director (Chile), no longer CFO. Marked as a finance leadership change as the company moves toward construction.
2 Oct 2026 · Marimaca Copper Corp.
Grid connection to the 110kV El Lince line upheld on 22 September after challenge. A preliminary power agreement is signed at pricing close to the DFS's US$93/MWh. Early site works are to start in Q4, a lead engineer is chosen, and acid plant engineering has begun. Also an 'A' Digbee sustainability rating.
1 Oct 2026 · Meteoric Resources
Lynas Rare Earths agrees a binding scheme to buy 100% of Meteoric, at 0.0207 Lynas shares per Meteoric share, about A$0.286 each (68.4% premium) and A$968M in total. The board unanimously recommends it, subject to no superior proposal and an independent expert's view. Shareholder and court approval are still required.
15 Sept 2026 · European Lithium
The court ordered meetings of shareholders and optionholders on the CRML schemes. The independent expert (now Horizon Nexus) found the share scheme not fair but reasonable, so in shareholders' best interests, and the option scheme fair and reasonable. The independent board committee recommends voting for.
9 Sept 2026 · Marimaca Copper Corp.
Pampa Medina hole SPRD-15 hit 216m at 0.96% Cu and 7.2g/t Ag, including 62m at 2.20% Cu. Step-out holes extended mineralisation 300m south and west. Northern scout holes missed the target layer, and diamond drilling is now extending them. Continues the 150m delineation ahead of the maiden resource.
8 Sept 2026 · Core Lithium
First spodumene concentrate was produced at the restarted Finniss plant, within six months of the March FID and on the September quarter target. The plant is still commissioning; first shipment of new concentrate stays targeted for the December quarter.
4 Sept 2026 · Core Lithium
Core sold its last ~25kt of fines stockpile to Glencore at a base price of ~US$285/t (~A$400/t), with proceeds due in the December quarter. This is the third sale and takes 2026 stockpile sales to ~A$38.5M, completing stockpile monetisation.
4 Sept 2026 · Stanmore Resources Ltd
Agrees to buy 100% of the Moranbah South tenements from Exxaro for US$105m, funded from existing cash and liquidity. They hold 724Mt Measured and Indicated resource next to Eagle Downs, and the deal removes up to US$60m of deferred payments tied to the Isaac Downs Extension. Completion is expected by end of 2026 and depends on Exxaro first acquiring Anglo's 50%.
4 Sept 2026 · FireFly Metals
FireFly completed the raising, receiving about A$180M gross at A$1.78: the A$150M placement on 2 September and the Canadian bought deal on 3 September (16,820,454 shares). The SPP of up to A$10M opens 4 September and closes 23 September.
In-ground value of each company's disclosed reserves and resources against its market cap, at a 50% chance of success and 50% chance of development. Above 1× means the market pays less than that.
| Company | Price | Market cap | In-ground value | Risked multiple |
|---|---|---|---|---|
| Vintage Energy LtdASX:VEN | AUD 0.002 | A$5m | A$59m | 8.53× |
| Comet Ridge LtdASX:COI | AUD 0.077 | A$129m | A$1.3bn | 5.61× |
| VISTA GOLD CORPNYSE:VGZ | USD 2.64 | A$545m | A$2.8bn | 5.08× |
| Prairie Operating Co.NYSE:PROP | USD 0.4058 | A$65m | A$318m | 4.91× |
| Australis Oil & Gas LtdASX:ATS | AUD 0.033 | A$46m | A$347m | 3.81× |
