Santos Ltd Market Cap ($20.80 Billion)
Market Cap & Net Worth: Santos Ltd (STO)
Santos Ltd market cap. Santos Ltd (AU:STO) has a market capitalization of $20.80 Billion (AU$29.39 Billion) as of October 25, 2026. Listed on the AU stock exchange, this Australia-based company holds position #1225 globally and #24 in its home market, demonstrating a -1.52% decrease in market value over the past year.
Market capitalization, also known as net worth in stock markets, is calculated by multiplying Santos Ltd's stock price AU$9.05 by its total outstanding shares 3247772961 (3.25 Billion).
Santos Ltd Market Cap History (2015–2026)
Santos Ltd market cap history from 2015 to 2026. Data shows growth from $6.73 Billion to $20.80 Billion (8.24% CAGR). Check STO stock price and chart for real-time trading data and today's change.
Index Memberships
Santos Ltd is a constituent of 9 market indices:
| Index | Total Market Cap | Weight (%) | Rank by Market Cap |
|---|---|---|---|
|
S&P/ASX 50
AFLI
|
$1.63 Trillion | 1.27% | #22 of 50 |
|
Australia All Ordinaries
AORD
|
$1.98 Trillion | 1.05% | #21 of 495 |
|
S&P/ASX 20
ATLI
|
$1.22 Trillion | 1.70% | #19 of 20 |
|
S&P/ASX 100
ATOI
|
$1.86 Trillion | 1.12% | #22 of 100 |
|
S&P/ASX All Australian 50
AXAF
|
$1.52 Trillion | 1.37% | #20 of 50 |
|
S&P/ASX All Australian 200
AXAT
|
$1.90 Trillion | 1.10% | #20 of 200 |
|
S&P/ASX 200
AXJO
|
$1.87 Trillion | 1.11% | #21 of 200 |
|
S&P/ASX 200 Accumulated
AXJOA
|
$1.87 Trillion | 1.11% | #21 of 200 |
|
S&P/ASX 300
AXKO
|
$2.14 Trillion | 0.97% | #23 of 300 |
Weight: Santos Ltd's market cap as a percentage of total index value. Rank: Position among all constituents by market cap.
Santos Ltd Market Cap to Earnings & Revenue Ratios Timeline
This chart shows how Santos Ltd's valuation ratios have evolved. The Price to Sales (P/S) ratio compares market cap to revenue, while the Price to Earnings (P/E) ratio compares market cap to net income. Lower values may indicate a more undervalued company relative to its financial performance. Also see Santos Ltd operating cash flow efficiency for how efficiently the company converts equity into cash flow.
Latest Price to Sales (P/S) Ratio
2.70x
Santos Ltd's market cap is 2.70 times its annual revenue
Latest Price to Earnings (P/E) Ratio
16.75x
Santos Ltd's market cap is 16.75 times its annual earnings
What These Ratios Tell Investors:
- Price to Sales (P/S) Ratio: Shows how much investors are paying for each dollar of the company's sales. Lower P/S ratios may indicate undervaluation.
- Price to Earnings (P/E) Ratio: Shows how much investors are paying for each dollar of the company's earnings. This is one of the most common valuation metrics.
- Trends in these ratios over time can indicate changing investor sentiment about the company's future growth prospects.
- Industry comparison provides context for whether the company is valued higher or lower than peers.
| Year | Market Cap (USD) | Revenue (USD) | Net Income (USD) | P/S Ratio | P/E Ratio |
|---|---|---|---|---|---|
| 2016 | $7.46 Billion | $2.59 Billion | -$1.05 Billion | 2.88x | N/A |
| 2017 | $10.11 Billion | $3.11 Billion | -$360.00 Million | 3.25x | N/A |
| 2018 | $10.24 Billion | $3.66 Billion | $630.00 Million | 2.80x | 16.25x |
| 2019 | $15.67 Billion | $4.03 Billion | $674.00 Million | 3.89x | 23.25x |
| 2020 | $12.19 Billion | $3.39 Billion | -$357.00 Million | 3.60x | N/A |
| 2021 | $12.55 Billion | $4.71 Billion | $658.00 Million | 2.66x | 19.07x |
| 2022 | $14.65 Billion | $7.79 Billion | $2.11 Billion | 1.88x | 6.94x |
| 2023 | $16.40 Billion | $5.89 Billion | $1.42 Billion | 2.78x | 11.58x |
| 2024 | $15.35 Billion | $5.40 Billion | $1.22 Billion | 2.84x | 12.54x |
| 2025 | $14.18 Billion | $5.26 Billion | $846.53 Million | 2.70x | 16.75x |
Competitor Companies of STO by Market Capitalization
Companies near Santos Ltd in the global market cap rankings as of October 25, 2026. See debt-free asset ratio of Santos Ltd to understand what proportion of total assets are financed by equity.
Key companies related to Santos Ltd by market ranking:
- ConocoPhillips (NYSE:COP): Ranked #143 globally with a market cap of $161.21 Billion USD.
- Canadian Natural Resources Ltd (TO:CNQ): Ranked #223 globally with a market cap of $110.65 Billion USD ( CA$152.97 Billion CAD).
- EOG Resources Inc (NYSE:EOG): Ranked #400 globally with a market cap of $70.68 Billion USD.
- Occidental Petroleum Corporation (NYSE:OXY): Ranked #454 globally with a market cap of $60.26 Billion USD.
| Rank | Company | Symbol | Market Cap | Price |
|---|---|---|---|---|
| #143 | ConocoPhillips | NYSE:COP | $161.21 Billion | $150.80 |
| #223 | Canadian Natural Resources Ltd | TO:CNQ | $110.65 Billion | CA$77.12 |
| #400 | EOG Resources Inc | NYSE:EOG | $70.68 Billion | $163.03 |
| #454 | Occidental Petroleum Corporation | NYSE:OXY | $60.26 Billion | $64.17 |
Market Capitalization of Santos Ltd (2015–2026)
Market capitalization of Santos Ltd from 2015 to today. Between 2015 and today, Santos Ltd's market cap moved from $6.73 Billion to $ 20.80 Billion, with a yearly change of 8.24%.
| Year | Market Cap | Change (%) |
|---|---|---|
| 2026 | AU$20.80 Billion | +46.68% |
| 2025 | AU$14.18 Billion | -7.63% |
| 2024 | AU$15.35 Billion | -6.38% |
| 2023 | AU$16.40 Billion | +11.89% |
| 2022 | AU$14.65 Billion | +16.79% |
| 2021 | AU$12.55 Billion | +2.91% |
| 2020 | AU$12.19 Billion | -22.19% |
| 2019 | AU$15.67 Billion | +53.04% |
| 2018 | AU$10.24 Billion | +1.26% |
| 2017 | AU$10.11 Billion | +35.57% |
| 2016 | AU$7.46 Billion | +10.90% |
| 2015 | AU$6.73 Billion | -- |
End of Day Market Cap According to Different Sources
On Oct 25th, 2026 the market cap of Santos Ltd was reported to be:
| Source | Market Cap |
|---|---|
| Yahoo Finance | $20.80 Billion USD |
| MoneyControl | $20.80 Billion USD |
| MarketWatch | $20.80 Billion USD |
| marketcap.company | $20.80 Billion USD |
| Reuters | $20.80 Billion USD |
Market cap values may vary slightly between sources due to differences in calculation methods, timing, and data refresh rates.
About Santos Ltd
Santos Limited explores, develops, produces, transports, and markets hydrocarbons in Australia and Papua New Guinea. The company's assets are located in the Alaska, Cooper Basin, Queensland and New South Wales, Papua New Guinea, Northern Australia, Timor-Leste and Western Australia. It also engages in the development of decarbonization technologies. In addition, the company produces crude oil, li… Read more