Nasdaq Falls 1.38%; Shanghai Composite and Hang Seng Also Close Lower on the Same Date

On October 29, the Nasdaq Composite fell 1.38%, the S&P 500 fell 0.30%, the Shanghai Composite fell 0.82%, and the Hang Seng Index fell 0.59%. Although the date was the same, each market's closing-price comparison window had different start and end times. Coverage is limited in this edition: valid market data for the CSI 300 and Hang Seng TECH Index are missing, and cryptocurrency data are stale.

Concept illustration for this cross-market observation
Frontier Insights concept illustration; not a market data chart.

U.S. Stocks: Nasdaq Falls More Than the S&P 500

On October 29, the latest complete trading day, the Nasdaq Composite fell 1.38% and the S&P 500 fell 0.30%. Both comparisons use closing records from October 28 and 29, with a measurement window from October 28 at 20:00 to October 29 at 20:00 UTC.

Sources: [2] [1]

Shanghai Composite and Hang Seng Close Lower, Each Measured Over Its Own Closing-Price Window

On October 29, the latest complete trading day, the Shanghai Composite fell 0.82% and the Hang Seng Index fell 0.59%. The Shanghai Composite's closing-price comparison window ran from October 28 at 07:00 to October 29 at 07:00 UTC; the Hang Seng's ran from October 28 at 08:00 to October 29 at 08:00 UTC. Both had the same trading-day date as U.S. stocks, but each market's closing-price comparison window had different start and end times.

Sources: [3] [4] [1] [2]

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What to watch next

  • Whether the Nasdaq Composite's decline remains larger than the S&P 500's on the next complete trading day.
  • Whether valid closing-price comparison records can be obtained for the CSI 300 and Hang Seng TECH Index.
  • Whether updated comparison-window data that meet quality requirements can be obtained for Bitcoin and Ethereum.

Market data

Available and approximate instrument changes; see dates, sources and quality below.
Only the first eight available or approximate records appear. Stale, missing and unlabelled records are excluded; approximate windows are labelled. Different windows do not represent directly comparable returns over one period.

Market cutoff: 2026-10-30T00:00:00Z

Market records and measurement windows used in this edition
InstrumentPriceChangeSession / window endSourceQuality
S&P 500^GSPC7720.39013671875Previous: 7743.97998046875-0.30%2026-10-292026-10-28T20:00:00Z → 2026-10-29T20:00:00ZWindow: exchange_close_to_closeProvider time: 2026-10-29T13:30:00ZCollected: 2026-10-30T03:02:34ZYahoo Finance chartAvailable
Nasdaq Composite^IXIC26184.724609375Previous: 26549.849609375-1.38%2026-10-292026-10-28T20:00:00Z → 2026-10-29T20:00:00ZWindow: exchange_close_to_closeProvider time: 2026-10-29T13:30:00ZCollected: 2026-10-30T03:02:34ZYahoo Finance chartAvailable
SSE Composite000001.SS3651.43408203125Previous: 3681.468994140625-0.82%2026-10-292026-10-28T07:00:00Z → 2026-10-29T07:00:00ZWindow: exchange_close_to_closeProvider time: 2026-10-29T01:30:00ZCollected: 2026-10-30T03:02:34ZYahoo Finance chartAvailable
CSI 300000300.SS——Not providedCollected: 2026-10-30T03:02:34ZYahoo Finance chartNo reliable data
Hang Seng Index^HSI22958.650390625Previous: 23094.830078125-0.59%2026-10-292026-10-28T08:00:00Z → 2026-10-29T08:00:00ZWindow: exchange_close_to_closeProvider time: 2026-10-29T01:30:00ZCollected: 2026-10-30T03:02:34ZYahoo Finance chartAvailable
Hang Seng Tech Index^HSTECH——Not providedCollected: 2026-10-30T03:02:34ZYahoo Finance chartNo reliable data
BitcoinBTC81267.5859375Previous: 80805.078125+0.57%2026-10-282026-10-28T00:00:00Z → 2026-10-29T00:00:00ZWindow: utc_calendar_day_24hProvider time: 2026-10-28T00:00:00ZCollected: 2026-10-30T03:02:34ZYahoo Finance chartStale
EthereumETH2357.6240234375Previous: 2347.72998046875+0.42%2026-10-282026-10-28T00:00:00Z → 2026-10-29T00:00:00ZWindow: utc_calendar_day_24hProvider time: 2026-10-28T00:00:00ZCollected: 2026-10-30T03:02:34ZYahoo Finance chartStale

Sources and method

Stocks use their latest complete sessions; crypto assets have explicit measurement windows. Dates are listed in the table. Interpretations are separated from observed facts and can be checked against the original sources below. Read the measurement policy.

  1. S&P 500 — Yahoo Finance chart
  2. 纳斯达克综合指数 — Yahoo Finance chart
  3. 上证指数 — Yahoo Finance chart
  4. 恒生指数 — Yahoo Finance chart
  5. Federal Reserve Board announces approval of application by The Bank of Nova Scotia
  6. Slice Into GFN Thursday: ‘Phantom Blade Zero’ Launches on GeForce NOW

For information only, not investment advice. Read all daily observations