InsidersTradesSigma
Track the 有研硅 share price and the full directors' dealings record of the company, a listed issuer based in China. Shares are listed on the CN market, under the oversight of SSE / SZSE (CSRC). Operating in the Technology sector, 有研硅 has logged 1 insider filings. Market capitalisation: €51.1bn. The latest transaction was reported on 25 February 2026 (Sale). Among the most active insiders: 李耀东. All data is openly available.
This score ranks the purchase within its own market. No market currently meets the historical allocation criteria, so signals remain watch-only. Not investment advice.
Transparent value + quality ranking, distinct from the insider signal.
Fundamental view, insider signal, bull and bear case, synthesis.
AI analysis generation is paused.
Youyan Silicon is a company specializing in semiconductor material technology in China. It focuses on the research and development of silicon and related products.