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Santos Ltd

ASX:STO
A$8.54Close 7 Oct 2026 · delayed

Past year: ▲ 35%(6.17 – 8.62 AUD)

Market cap
A$17.79bn
Shares on issue
2.08bn
Story beats
483 since 2006
Last event
19 Aug 2026

Announcements, explained

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

15 June 2010drilling result● Neutral

Pan Pacific repeats the Tap news: Apache's sole-risk Bath-1 (TL/2) found no significant hydrocarbons in its main target but did find oil in the shallower Taunton reservoir. Laurel-1 in TP/7 has started, with Santos (18.71%) and Pan Pacific not participating.

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9 June 2010drilling progress report● Neutral

Beach's weekly report: Genoa North-2 (Santos operator, Beach 30%) spudded 3 June and is drilling at 1,811 m. Follows the Genoa-3 oil development well. The rest of the report covers a Beach US well.

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2 June 2010drilling progress report● Neutral

Beach's weekly report: Genoa-3 is cased and suspended as a future oil producer, and the Ensign 18 rig is moving to the Genoa North-2 oil appraisal well, about 3 km north (Santos operator, Beach 30%).

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1 June 2010drilling result▲ Good

ESG reports Edgeroi 2 (1,056 m) found 18.1 m in the Maules Creek Formation and Blue Hills 2 (1,073 m) found 13.5 m, in PEL 238 (Santos 35%). Both rigs are released and waiting on roads to dry.

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31 May 2010drilling spud● Neutral

Apollo Gas says Phase 2 drilling in PEL 456 has begun, with Santos operating and holding 15% from Phase 1. Cuan-1 spudded 20 May (target 1,350 m) and Brawboy-2 starts 29 May (about 1,000 m). Follows Santos electing Phase 2.

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26 May 2010drilling result▲ Good

Genoa-3 (Santos 70%, Beach 30%, PL 68) reached 1,786 m and is being cased and suspended as a future Hutton Sandstone oil producer. A modest development well result.

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24 May 2010drilling spud● Neutral

Tap says operator Apache has started the Bath-1 exploration well in TL/2 (offshore Carnarvon Basin) on a sole-risk basis after partners declined. Santos holds 15% via Santos (BOL) per the participant list, so it is not participating; partners can back in on a discovery with a penalty.

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24 May 2010drilling spud● Neutral

Pan Pacific Petroleum confirms Apache has begun drilling Bath-1 in TL/2 on a sole-risk basis, with partners including Santos (15%) not participating. Repeats the Tap announcement.

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19 May 2010drilling spud▲ Good

Santos-operated Genoa-3 oil development well (Santos 70%, Beach 30%) spudded 18 May in the Cooper Basin. Beach says it marks the return of drilling after the floods, with all three Santos rigs expected back by end June.

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3 May 2010drilling progress report● Neutral

ESG's report on PEL 238 (Santos 35%): Edgeroi 2 reached 994.3 m with 3 m of coal in the Hoskissons seam and 1 m in Maules Creek, and Blue Hills 2 spudded 17 April, now at 664.3 m. Reports go monthly while production drilling is paused.

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15 Apr 2010drilling progress report● Neutral

ESG's bimonthly report: Tintsfield 4H (PEL 238, Santos 35%) reached 1,713 m and is suspended, completing the three-lateral pilot. Bohena 14 intersected 12.1 m net coal, and Edgeroi 2 is preparing a drill stem test. Routine progress.

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1 Apr 2010drilling progress report● Neutral

ESG's bimonthly report: Tintsfield 2H (PEL 238, Santos 35%) reached 1,712 m and is suspended pending completion; Tintsfield 4H spudded 23 March. Milguy 1 lost drill rods at 933 m and was abandoned. Routine pilot progress.

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17 Mar 2010drilling progress report● Neutral

Beach's weekly report: Cooper-Eromanga drilling, including Santos-operated Coonatie-16, remains suspended by floods, not expected to resume until mid April to mid May. No new results.

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16 Mar 2010drilling progress report● Neutral

ESG's bimonthly report: Tintsfield 3H (PEL 238, Santos 35%) reached 1,492 m with about 450 m of coal intersected and is suspended pending completion. Tintsfield 2H spudded 10 March. Routine pilot progress.

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10 Mar 2010drilling progress report▼ Bad

Beach's weekly report: Cooper Basin drilling, including Santos-operated Coonatie-16, stays suspended after heavy rain and is not expected to resume until mid April to mid May.

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3 Mar 2010drilling progress report▲ Good

Beach's weekly report: the NS377-5 pump was commissioned in Egypt (Beach 20%) and the rig released; clean-up flowed 2,500 bfpd. Combined NS377-3/-5 rate over 3,000 bopd expected later this year. Cooper drilling remains suspended.

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1 Mar 2010drilling progress report● Neutral

ESG's bimonthly report: Tintsfield 7 (PEL 238, Santos 35%) reached 870 m with about 7 m of coal and is suspended. Tintsfield 3H spudded 24 February. Routine pilot progress.

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24 Feb 2010drilling progress report● Neutral

Beach's weekly report: the NS377-5 oil well in Egypt (Beach 20%) has been perforated and a pump is being installed. Santos-operated Cooper Basin drilling remains suspended by flooding.

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17 Feb 2010drilling progress report● Neutral

Beach's weekly report: NS377-5 in Egypt (Beach 20%) reached 2,909 m after a 107 m gross oil column in the Kareem Formation and is being completed as an oil producer. Cooper drilling is suspended by floods.

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10 Feb 2010drilling progress report● Neutral

Beach's weekly report: NS377-5 in Egypt (Beach 20%) hit the top of the Kareem oil column 110 m above the oil-water contact and is drilling ahead at 2,849 m. Cooper well Coonatie-16 is waiting on weather.

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8 Feb 2010resource reserve update▲ GoodMajor

Santos's 2P reserves rose 42% (427 mmboe) to a record 1.44 billion boe at end-2009, a 885% replacement ratio. CSG 2P reserves rose 60% to 3,748 PJ, including first Gunnedah bookings of 724 PJ. GLNG 2P reserves are 4,003 PJ.

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3 Feb 2010drilling progress report● Neutral

Beach's weekly report: NS 377-5 in Egypt is at 2,209 m. Santos-operated Coonatie-17 reached 3,104 m to be cased as a Permian gas producer, and Chi-1 was plugged and abandoned.

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2 Feb 2010drilling progress report● Neutral

ESG's bimonthly report: Rosevale 1A (PEL 238, Santos 35%) reached 694 m after intersecting 6.2 m of Hoskissons coal and is preparing a test. Tintsfield 5 spudded 30 January. Routine pilot progress.

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1 Feb 2010resource reserve update▲ GoodMajor

ESG's independently certified 2P gas reserves at Narrabri (PEL 238, Santos 35%) rose 152% to 1,520 PJ, beating the 1,300 PJ target. 3P rose to 2,797 PJ. Builds on the Gunnedah CSG position Santos is buying into.

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1 Feb 2010farm in farm out agreement▲ Good

Apollo Gas says Santos has elected to proceed to Phase 2 of the PEL 456 farm-in, to earn a further 35% of the CSG rights. Work will test the Brawboy area for a pilot well site. Follows Phase 1's 15%.

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27 Jan 2010drilling progress report● Neutral

Beach's weekly report: NS 377-5 in Egypt (Beach 20%) is drilling ahead at 2,011 m. Santos-operated Cooper wells Coonatie-17 and Chi-1 are drilling or preparing a test. No new results.

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20 Jan 2010drilling progress report● Neutral

Beach's weekly report: Cooper Basin well Narcoonowie-10 was cased and suspended, with a new-pool oil discovery noted in the mid-Namur Sandstone. Other Santos-operated wells are drilling. NS 377-5 in Egypt is at 920 m.

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15 Jan 2010drilling progress report● Neutral

ESG says wet weather suspended Narrabri drilling (PEL 238, Santos 35%). Dewhurst 16H reached 2,106 m and is suspended pending completion; Gwydir 1 hit 4 m of coal and was plugged and abandoned. Routine, with delays.

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13 Jan 2010drilling progress report● Neutral

Beach's weekly report: NS 377-5 in Egypt (Beach 20%) spudded 12 January and the Teen NS 377-4 exploration well was plugged and abandoned. Santos-operated Cooper development wells are drilling ahead.

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6 Jan 2010drilling progress report● Neutral

Beach's weekly report: the NS 377-5 Egypt oil development well (Beach 20%) is rigging up. Santos-operated Cooper wells Mettika-6, Tickalara-22 and others are being cased and suspended. No new significant result.

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