Futures companies are not currently engaged in proprietary trading. The above volume and open interest of futures companies refer to those of the clients they carry during the statistical period.

• (1) Volume and positions: in lots (including EFP transactions);
• (2) Futures: trading volume and positions of futures-company Clearing Members with single-counted positions of 10,000 lots or more in all contracts, and of those ranked top 20 by volume and positions in the current month contract.
• (3) CSI 300 and SSE 50 index options: trading volume and positions of futures-company Clearing Members with single-counted aggregate positions of 30,000 lots or more in all contract months, and of those ranked top 20 by volume and positions in the current month.
• (4) CSI 1000 index options: trading volume and positions of futures-company Clearing Members with single-counted aggregate positions of 20,000 lots or more in all contract months, and of those ranked top 20 by volume and positions in the current month.

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