S-Oil (KRX: 010950)
Who is buying S-Oil?
Between Sep 10, 2026 and Oct 13, 2026 (20 trading sessions), foreign investors net bought ₩85.9bn ($64M) of S-Oil, the 10th largest foreign net purchase among 832 KOSPI stocks. Institutions net bought ₩0.7bn ($1M) and retail investors net sold ₩85.6bn ($64M) over the same window. Foreigners were net buyers on 12 of the 20 sessions.
Foreign investors hold 79.81% of S-Oil's listed shares (KRX ownership data as of Oct 13, 2026), up from 79.34% twenty sessions earlier and 75.59% a year ago.
The stock closed at ₩158,300 on Oct 13, 2026: -4.58% over 20 sessions, +90.72% year-to-date, +139.12% over one year. The 52-week range is ₩65,000 – ₩177,100.
At ₩158,300 the stock trades at 8.03× 12-month-forward consensus earnings (16 analysts), 8.69× on FY2027 estimates. The trailing P/E published by KRX is 104.21×, based on the last completed fiscal year — the gap reflects earnings expected to rise sharply from last year's level.
View chart data as a table
| Date | Close | Foreign net | Institutions | Retail |
|---|---|---|---|---|
| 2026-10-13 | ₩158,300 | ₩-6.1bn | +₩5.9bn | +₩0.7bn |
| 2026-10-12 | ₩159,100 | +₩0.0bn | ₩-5.1bn | +₩4.4bn |
| 2026-10-08 | ₩168,700 | ₩-3.8bn | +₩4.2bn | +₩0.0bn |
| 2026-10-07 | ₩170,600 | ₩-0.2bn | +₩17.6bn | ₩-17.6bn |
| 2026-10-06 | ₩165,300 | ₩-14.3bn | +₩9.9bn | +₩4.1bn |
| 2026-10-02 | ₩166,200 | +₩53.2bn | +₩4.5bn | ₩-57.0bn |
| 2026-10-01 | ₩148,800 | ₩-9.7bn | ₩-4.3bn | +₩13.1bn |
| 2026-09-30 | ₩161,700 | +₩5.6bn | +₩4.0bn | ₩-9.6bn |
| 2026-09-29 | ₩157,800 | +₩0.7bn | +₩3.6bn | ₩-4.1bn |
| 2026-09-28 | ₩162,200 | +₩10.7bn | +₩9.9bn | ₩-20.1bn |
| 2026-09-23 | ₩155,600 | +₩15.3bn | +₩2.6bn | ₩-17.7bn |
| 2026-09-22 | ₩154,300 | +₩21.7bn | ₩-17.4bn | ₩-3.3bn |
| 2026-09-21 | ₩153,900 | +₩3.6bn | +₩4.3bn | ₩-7.8bn |
| 2026-09-18 | ₩149,500 | ₩-0.3bn | +₩3.7bn | ₩-3.0bn |
| 2026-09-17 | ₩152,200 | +₩6.0bn | +₩8.7bn | ₩-14.5bn |
| 2026-09-16 | ₩144,100 | ₩-3.1bn | ₩-1.3bn | +₩4.2bn |
| 2026-09-15 | ₩148,700 | +₩13.1bn | ₩-6.1bn | ₩-7.0bn |
| 2026-09-14 | ₩148,600 | +₩3.2bn | ₩-4.2bn | +₩0.6bn |
| 2026-09-11 | ₩150,000 | +₩22.8bn | ₩-29.4bn | +₩6.7bn |
| 2026-09-10 | ₩154,900 | ₩-32.4bn | ₩-10.5bn | +₩42.3bn |
| 2026-09-09 | ₩165,900 | +₩12.0bn | +₩7.6bn | ₩-19.9bn |
| 2026-09-08 | ₩159,400 | ₩-12.1bn | +₩6.1bn | +₩5.2bn |
| 2026-09-07 | ₩157,600 | ₩-9.9bn | +₩4.6bn | +₩5.3bn |
| 2026-09-04 | ₩157,300 | +₩26.6bn | +₩31.9bn | ₩-57.8bn |
| 2026-09-03 | ₩147,900 | ₩-0.9bn | +₩3.6bn | ₩-2.4bn |
| 2026-09-02 | ₩150,900 | ₩-11.8bn | +₩13.0bn | ₩-1.4bn |
| 2026-09-01 | ₩151,700 | +₩7.6bn | +₩3.7bn | ₩-10.3bn |
| 2026-08-31 | ₩150,100 | ₩-5.7bn | +₩11.4bn | ₩-5.8bn |
| 2026-08-28 | ₩149,200 | +₩4.8bn | +₩6.4bn | ₩-11.2bn |
| 2026-08-27 | ₩136,700 | +₩5.2bn | ₩-9.9bn | +₩4.5bn |
| 2026-08-26 | ₩141,000 | +₩3.7bn | ₩-6.2bn | +₩2.5bn |
| 2026-08-25 | ₩139,900 | +₩4.9bn | ₩-4.5bn | ₩-0.6bn |
| 2026-08-24 | ₩141,200 | ₩-4.6bn | +₩5.2bn | ₩-0.8bn |
| 2026-08-21 | ₩141,100 | +₩0.4bn | +₩0.4bn | ₩-0.7bn |
| 2026-08-20 | ₩142,600 | ₩-1.6bn | ₩-8.9bn | +₩10.0bn |
| 2026-08-19 | ₩151,600 | ₩-13.7bn | +₩13.3bn | +₩0.5bn |
| 2026-08-18 | ₩153,600 | ₩-5.3bn | +₩19.9bn | ₩-15.3bn |
| 2026-08-14 | ₩147,600 | +₩5.1bn | ₩-0.4bn | ₩-5.2bn |
| 2026-08-13 | ₩140,900 | +₩9.1bn | ₩-8.5bn | ₩-0.8bn |
| 2026-08-12 | ₩141,500 | +₩3.6bn | ₩-0.3bn | ₩-2.3bn |
| 2026-08-11 | ₩141,600 | ₩-13.0bn | +₩20.4bn | ₩-7.9bn |
| 2026-08-10 | ₩139,600 | ₩-9.2bn | +₩9.4bn | ₩-0.2bn |
| 2026-08-07 | ₩137,600 | ₩-26.8bn | +₩39.0bn | ₩-12.3bn |
| 2026-08-06 | ₩124,900 | ₩-4.4bn | +₩6.6bn | ₩-2.5bn |
| 2026-08-05 | ₩122,500 | +₩10.8bn | ₩-24.6bn | +₩13.9bn |
| 2026-08-04 | ₩125,800 | ₩-14.3bn | +₩12.9bn | +₩1.1bn |
| 2026-08-03 | ₩121,700 | +₩4.8bn | ₩-14.9bn | +₩8.4bn |
| 2026-07-31 | ₩127,300 | +₩3.3bn | ₩-9.0bn | +₩4.6bn |
| 2026-07-30 | ₩130,100 | ₩-18.0bn | +₩16.7bn | +₩0.8bn |
| 2026-07-29 | ₩126,400 | +₩5.0bn | +₩3.6bn | ₩-8.5bn |
| 2026-07-28 | ₩129,500 | +₩5.1bn | ₩-4.3bn | ₩-0.9bn |
| 2026-07-27 | ₩136,400 | +₩6.3bn | ₩-8.3bn | +₩3.0bn |
| 2026-07-24 | ₩151,200 | ₩-17.9bn | +₩43.9bn | ₩-23.8bn |
| 2026-07-23 | ₩149,800 | +₩19.2bn | +₩12.8bn | ₩-31.9bn |
| 2026-07-22 | ₩141,700 | +₩17.1bn | ₩-10.1bn | ₩-7.3bn |
| 2026-07-21 | ₩141,600 | +₩11.5bn | ₩-6.3bn | ₩-6.6bn |
| 2026-07-20 | ₩146,700 | ₩-29.2bn | +₩43.3bn | ₩-13.8bn |
| 2026-07-16 | ₩144,900 | ₩-8.1bn | +₩16.8bn | ₩-13.2bn |
| 2026-07-15 | ₩140,400 | +₩17.0bn | +₩7.7bn | ₩-25.1bn |
| 2026-07-14 | ₩131,400 | ₩-5.4bn | +₩6.2bn | ₩-2.1bn |
| 2026-07-13 | ₩139,500 | ₩-8.8bn | +₩55.9bn | ₩-46.3bn |
Investor flows summary
| Window | Foreign | (USD) | Institutions | Retail |
|---|---|---|---|---|
| 1 day | ₩-6.1bn | $-5M | +₩5.9bn | +₩0.7bn |
| 5 days | ₩-24.4bn | $-18M | +₩32.5bn | ₩-8.4bn |
| 20 days | +₩85.9bn | +$64M | +₩0.7bn | ₩-85.6bn |
Positive = net buying, negative = net selling. Values aggregate the KRX main board and the NXT alternative venue.
Frequently asked questions
Are foreign investors buying S-Oil stock?
Over the last 5 sessions foreign investors net sold ₩24.4bn ($18M) of S-Oil; over 60 sessions they net bought ₩57.0bn ($43M); since Jan 1, 2026 they net bought ₩322.1bn ($242M). Over 20 sessions the stock is the 10th largest foreign net purchase among 832 KOSPI stocks.
How much of S-Oil do foreign investors own?
Foreign investors own 79.81% of S-Oil's shares as of Oct 13, 2026, versus 75.59% one year earlier. The figure is KRX's daily foreign holdings divided by listed shares, and it reflects trades settled through the previous session.
Who is on the other side — institutions or retail investors?
Over 20 sessions institutions net bought ₩0.7bn ($1M) and retail investors net sold ₩85.6bn ($64M) of S-Oil. Retail investors have been supplying the shares that foreigners and institutions are buying.
Is S-Oil listed on KOSPI or KOSDAQ?
S-Oil (S-Oil) trades on KOSPI under KRX code 010950 in the Chemicals & Materials group, with a market capitalization of ₩18T ($13.4B). Daily net flows by investor type are published by KRX after each session and combine the KRX main board with the NXT venue.
Annual financials
| Fiscal year | Revenue | YoY | Operating profit | Net income |
|---|---|---|---|---|
| 2023 | ₩35.7T ($26.8B) | – | ₩1.4T ($1.0B) | ₩949bn ($712M) |
| 2024 | ₩36.6T ($27.5B) | +2.50% | ₩422bn ($317M) | -₩193bn (-$145M) |
| 2025 | ₩34.2T ($25.7B) | -6.50% | ₩236bn ($177M) | ₩177bn ($133M) |
Consolidated (K-IFRS) where available, from DART regulatory filings. USD figures converted at the current rate (₩1333.09/$) for reference only.