Corporate event news evidence index

Do known corporate actions have traceable news explanations?

Corporate events and insiders EVT-010 Matrix Sample

Sample data. Every number, symbol and holding on these pages is generated sample data dated 2026-10-16, used only to illustrate layout and method for educational and informational purposes. It is not market data, backtest output or a forecast, and the analytics described in the specifications are not running.

Download CSV Sample JSON Specification JSON Sample as of

0700.HK Tencent Holdings | Hang Seng Index | 2025-10-16 – 2026-10-16 | HKD

Highest item: Source matched
94.4 %
Lowest item: Stock split news
88.4 %
Average
91.5 %
Number of items
5 items

Main chart: corporate event news match rate (%), by known event and evidence category

Corporate event news match rate (%) (Matrix)

Supporting chart: number of traceable sources and match confidence

Number of traceable sources and match confidence (Bar)

Detail: data rows, observation dates and missing-value status for the corporate event news evidence index

Corporate event news match rate (%) and Number of traceable sources and match confidence (Table)

Sample data rows

Known events and evidence categoriesCorporate event news match rate (%)Number of traceable sources and match confidenceData date (sample)
Dividend declaration 92.6 93.9 2026-10-16
Stock split news 88.4 91.3 2026-10-16
IPO progress 88.4 95.9 2026-10-16
Source matched 94.4 91.6 2026-10-16
No match yet 93.6 95.4 2026-10-16