China keeps mainland stock markets closed for the Mid-Autumn Festival holiday
Question
China keeps mainland stock markets closed for the Mid-Autumn Festival holiday
Direct answer
SSE Composite and CSI 300 are directly affected by the holiday closure, and offshore China proxies can trade with lower domestic support.
- Original publisher
- Market Ontology
- Evidence through
- 2026-09-25
- Published
- 2026-10-20
- Revision
- 1 · 2026-10-20
Cite as: Market Ontology, “China keeps mainland stock markets closed for the Mid-Autumn Festival holiday”, revision 1, evidence through 2026-09-25. https://marketontology.com/market-events/2026-09-25/china-keeps-mainland-stock-markets-closed-for-the-mid-autumn-festival-holiday-fc5301
How this development reaches the affected companies
| Asset | Exposure and channel | Direction | Evidence |
|---|---|---|---|
| 000001.SS | a mainland holiday removes onshore liquidity and can shift price discovery to offshore markets | Watchintraday | Shanghai markets were reported closed for the Mid-Autumn Festival holiday |
| CSI300 | the closure reduces domestic flow and can amplify moves in related offshore instruments | Watchintraday | the note said mainland markets were closed |
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What happened next
Price follow-up pending — no stored daily closes for these assets yet.
Closing prices from stored daily bars; returns measured from the last close on or before the event date. Not a recommendation.
Sources
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