Market News
Aug. 06, 2026 OSE Single Stock Options Recorded All-Time High in Monthly Trade Volume (July 2026)
Osaka Exchange (OSE) is pleased to announce that the monthly trade volume for single stock options (SSOs) in July 2026 was approximately 847,586 contracts, marking its highest level yet. In addition, the monthly notional amount exceeded JPY 100 billion for the third consecutive month, indicating that the SSO market is continuing to expand.
Since the expansion of eligible issues for market making in September 2025, trading in SSOs has continued to grow. This trend is driven by the robust performance of TSE’s equity market, increased trading activity in SSOs capitalizing on various investment catalysts—such as earnings announcements by listed companies—and the growing adoption of SSOs by a broader range of investors.
Expansion of SSOs Eligible for Market Making to 50 (Effective August 3, 2026)
In response to these market trends and the needs of investors, OSE has added 18 issues to the number of SSOs eligible for market making, effective August 3, 2026. This increases the total from 32 to 50, as shown in the link below.
Trading Rankings (Notional Amount-Based)
July 2026
The underlying securities of the top ten SSOs traded in July 2026 are listed in the table below.
| Code | Underlying Security | Notional Amount Traded |
| 1321 | NEXT FUNDS Nikkei 225 Exchange Traded Fund | JPY 42.7 billion |
| 8035 | Tokyo Electron Limited | JPY 8.7 billion |
| 4063 | Shin-Etsu Chemical Co.,Ltd. | JPY 8.4 billion |
| 7203 | TOYOTA MOTOR CORPORATION | JPY 6.8 billion |
| 9984 | SoftBank Group Corp. | JPY 5.7 billion |
| 8306 | Mitsubishi UFJ Financial Group,Inc. | JPY 4.8 billion |
| 9983 | FAST RETAILING CO.,LTD. | JPY 4.7 billion |
| 6367 | DAIKIN INDUSTRIES,LTD. | JPY 4.5 billion |
| 6098 | Recruit Holdings Co.,Ltd. | JPY 4.3 billion |
| 6861 | KEYENCE CORPORATION | JPY 4.0 billion |
For Reference (More on the SSO market)
Please utilize the following links for more information on the SSO market:
Options Quotes for SSO
Osaka Exchange's Single Stock Options (SSOs) Trading Volume Hits New High, with Individuals Participating as Stock Prices Rise
Japan's Single Stock Options Markets Primed for Revitalization after Regulatory Improvements
OSE will continue its efforts to improve efficiency in the SSO market to meet the needs of market stakeholders.
Contact
Osaka Exchange, Inc.
TEL:+81-6-4706-0800 (Operator)