Market News
Mar. 05, 2026 OSE Single Stock Options Record All-Time Highs in Average Daily Trading Volume and End-of-Month Open Interest (February 2026)
Osaka Exchange, Inc. (OSE) is pleased to announce that in February 2026, the average daily trading volume for Single Stock Options (SSOs) reached 33,122 contracts and the end-of-month open interest was 398,632 contracts, both marking record highs.
Trading Rankings (Notional Amount-Based)
The underlying securities of the top ten SSOs traded in February 2026 are listed in the table below.
| Code | Underlying Security | Notional Amount Traded |
| 1321 | NEXT FUNDS Nikkei 225 Exchange Traded Fund | JPY 22.9 billion |
| 8306 | Mitsubishi UFJ Financial Group,Inc. | JPY 4.1 billion |
| 6758 | SONY GROUP CORPORATION | JPY 3.9 billion |
| 6857 | ADVANTEST CORPORATION | JPY 3.9 billion |
| 5401 | NIPPON STEEL CORPORATION | JPY 3.5 billion |
| 7203 | TOYOTA MOTOR CORPORATION | JPY 3.4 billion |
| 9984 | SoftBank Group Corp. | JPY 2.9 billion |
| 7741 | HOYA CORPORATION | JPY 2.6 billion |
| 8035 | Tokyo Electron Limited | JPY 2.3 billion |
| 7267 | HONDA MOTOR CO.,LTD. | JPY 2.2 billion |
For Reference (More on the SSO market)
Please utilize the following links for more information on the SSO market:
About Single Stock Options (Securities Options)
Options Quotes for SSO
Japan's Single Stock Options Markets Primed for Revitalization after Regulatory Improvements
Options Quotes for SSO
Japan's Single Stock Options Markets Primed for Revitalization after Regulatory Improvements
OSE will continue its efforts to improve efficiency in the SSO market in order to meet the needs of market stakeholders.
Contact
Osaka Exchange, Inc.
TEL:+81-6-4706-0800 (Operator)