No insider purchase over the last 90 days. The latest, by Liang Mong Song, was filed 10 Apr 2026.
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.
This score ranks the purchase within its own market. A position size is suggested only on the venues of the backtested strategy universe; elsewhere, signals stay on watch. Not investment advice.
Transparent value + quality ranking, distinct from the insider signal.
FY ended December 2025 · cache
25 of 145 declarations
The insider filings of Semiconductor Manufacturing International Corporation, a technology company listed in Hong Kong and valued at HKD 448.7 billion, have one quirk: of 56 purchases, none has a recorded amount. Only sales carry one, for 35 of the 42 sales: they total EUR 22.6 million, with a median of EUR 396,400. Purchases are 57% of open-market trades.
The largest sales are Gao Yonggang's (Director), EUR 3,484,648 on March 29, 2023, Fan Ren da Anthony's (Director), EUR 2,378,762 on September 18, 2025, and Chiu Tzu-Yin's (Director), EUR 2,125,400 on December 29, 2017. On May 31, 2021, 9 filers bought on the same day, with no total amount available.
Zhao Haijun (Director) is the most frequent of the 18 filers, with 24 filings, 8 of them purchases and 10 sales. Liang Mong Song files 16, with 7 purchases and 5 sales. The record gathers 145 filings, published a median of 5 days after the trade: 3 in 2017, 27 in 2022 and 8 in 2026. Insiders hold 18% of the capital. Over the last twelve months, 9 filings, 3 purchases and 2 sales.
Headquarters: Shanghai, People's Republic of China · Founded: 2000 · Wikipedia article
Source: Wikidata (CC0).