郑洪霞

This profile gathers the share dealings of 郑洪霞 in 大业股份, where the filings describe the role as chief executive. Over a trading history stretching from 7 June 2023 to 8 September 2026, the count stands at 3 filings.

Sales make up the whole of the open-market record (3 sales, €2.4M). 2026 to date brings no purchases and 1 sale.

On 8 September 2026 came the latest disclosure, an open-market sale for €50k in 大业股份. The median gap between trade and publication is zero days: most filings appear on the same day. Until a filing is published, the market cannot know about the trade. Keep in mind that insiders sell for many reasons unrelated to the outlook, from tax bills to estate planning. Source: insider filings from SSE / SZSE (CSRC). Past trades are no guide to future returns.