Latest filing published 09 Oct 2026 for CStone Pharmaceuticals - B.
Based on 4 purchases whose 90-day window has closed (published at least 91 days ago), the same population our ranking model reads.
Entry is the close on the day after publication, the first price a reader could act on. Prices in the listing currency. Past moves are not a forecast.
Filings by Hu Edward span 2 companies, the busiest being CStone Pharmaceuticals - B and WuXi Biologics (Cayman) Inc. The record holds 37 filings, for trades running from 5 June 2019 to 6 October 2026.
Market trades split into 7 purchases (€983k) and 7 sales (€7.6M). The totals do not cover 3 filings with an undisclosed amount. Buying on the open market means paying the going price with one's own funds, a different act from receiving shares as pay. 2026 to date brings 2 purchases and no sales.
A typical purchase (the median) is worth €150k. Clusters matter here: 4 out of 4 purchases overlapped with buying by a colleague within 30 days. A cluster is several different insiders buying the same stock within a short window, a pattern studied more closely than a single purchase. After 4 purchases with a full 90-day history, the hit rate stands at 100% and the median 90-day move at +19.6%. Past outcomes like these are no guarantee of what comes next.
The newest entry dates from 9 October 2026: a transaction, in CStone Pharmaceuticals - B. The clock since the last published purchase (15 June 2026) now reads 131 days. The median gap between a trade and its publication by HKEX is 3 days. That lag is the time during which only the insider knows about the trade. Every figure here comes from the filings published by HKEX and describes the past, not future prices; it is not investment advice.
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