KSD/SEIBro data show Korean investors were the largest net buyers of a single
A‑share in the month to Aug. 18, net purchasing about $45.32m (≈CNY307.5m) of
the stock; it also ranks top over the past three months. Korean brokers trade as
QFIs submit settlement instructions to KSD using ISINs and reportedly used a
temporary virtual ISIN for this security, delaying public identification. SEIBro
records show ChangXin Memory Technologies first appeared among Korean investors’
top weekly net buys on July 28 but was absent on July 27, implying purchases
began no later than July 28, the stock’s second trading day after listing.
