Unigroup Guoxin Microelectronics has launched a stock-and-cash deal to acquire control of WeEn Semiconductors, a China-owned power semiconductor IDM that originated from NXP's former bipolar device business.
AMEC disclosed on January 8, 2026, that its founder and chairman, Gerald Yin, plans to reduce his personal shareholding over the next three months to meet tax obligations following his restoration of Chinese citizenship. The filing shows that Yin plans to sell up to 290,000 shares via centralized bidding starting 15 trading days after the announcement, with the sale window running from January 30 to April 29, 2026. The transaction represents 0.046% of AMEC's total outstanding shares.

