The Hanoi Stock Exchange (HNX) reported a significant decrease in trading activities in the derivatives market during May 2025.

Specifically, the average trading volume of VN30 index futures contracts reached 184,904 contracts per session, a 29.96% decline, while the corresponding average trading value decreased by 24.02% to VND 25,605 billion per session (in notional contract value) compared to the previous month.

The trading session on May 26, 2025, stood out with the highest trading volume, reaching 264,527 contracts.

In terms of open interest (OI), the last trading session of the month recorded an OI of 44,328 contracts, a 17.56% increase from the previous month. The highest OI during the month was observed on May 7, 2025, with 53,674 contracts.

A breakdown of the market participants’ structure revealed a slight decrease in proprietary trading of securities companies in the derivatives market, accounting for 2.16% of the total market, compared to 2.43% in April 2025. Conversely, foreign investors’ trading activities picked up, with their trading volume accounting for 3.64% of the total market volume.

Fig. 1: HNX Derivatives Market Statistics for May 2025 (Source: HNX)
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