In light of the coming trading holiday on Tuesday Dec 25th 2018, the updates due on that day for Mi25 (Tuesday version only) will be sent at the 9.30 AM on the following trading day Dec 26th.
On all trading holidays, the portfolio updates will be issued on the subsequent trading day at 9:30 AM. The weighted average price at 10 AM is taken as the purchase/sale price for the model portfolio.
Merry Xmas !