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 · 2026-03-25T01:44:35+00:00

On March 23, A-shares performed weakly, but broad-based ETFs heavily held by the national team saw a significant increase in trading volume, with CSI 300 ETF reaching a new single-day trading high, and outstanding shares achieving net growth, reversing the previous declining trend.

WealthCoffee

2026-03-25 01:44:35

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[Caixin] The main A-share indices performed poorly, while the national team’s “heavy position funds” saw significantly increased trading volume, barely holding the 3,800-point level at the close on March 23.

On March 23, the broad-based ETFs heavily held by the national team experienced 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, 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 achieved net growth in circulating shares on March 20 and March 23, reversing eight consecutive weeks of net reduction. This is also the first time since the first week of 2026 that this ETF has experienced net growth in circulating shares again.

Regarding other CSI 300 ETFs, on March 23, the E Fund CSI 300 ETF (510310.SH) traded 1.389 billion yuan, nearly doubling from last Friday’s 469 million yuan; the Harvest CSI 300 ETF (159919.SZ) traded 1.686 billion yuan, up from 937 million yuan last Friday; the Huaxia CSI 300 ETF (510330.SH) traded slightly higher at 658 million yuan, up from 570 million yuan.

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