CSI 300 ETF's trading volume increases again; the "heavy position fund" held by the national team sees a countertrend growth in transaction volume

WealthCoffee · 2026-03-24T01:43:02+00:00

On March 23, A-shares performed weakly, but the broad-based ETFs heavily held by national teams saw significantly increased trading volume, with CSI 300 ETF trading reaching 6.799 billion yuan, setting a new single-day trading record since 2026, while circulating shares achieved net growth.

WealthCoffee

2026-03-24 01:43:02

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Caixin The main indices of the A-shares market performed sluggishly, with the national team’s “heavy holdings fund” showing a significant increase in trading volume. On March 23, the market barely held the 3,800-point level at the close.

On March 23, the broad-based ETFs heavily held by the national team saw a noticeable surge in trading volume. According to iFind data, the Huatai-PineBridge CSI 300 ETF (510300.SH) traded a total of 6.799 billion yuan throughout the day, marking the largest single-day trading volume since February 2, 2026, nearly doubling from last Friday’s 3.51 billion yuan. Weekly data shows that it experienced consecutive net increases in circulating shares on March 20 and March 23, reversing a previous eight-week period of net reduction. This is also the first time since the first week of 2026 that this ETF has seen a net increase in circulating shares again.

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