NSE shares take a great leap

Without notice, shares at the Nairobi Stock Exchange gained substantially today. Some of the counters with the gretest gain as at 1 pm today;
Athi River Mining up 10% to 99.9
Safaricom up 9% to 3.60
Coop Bank up 9% to 8.90
KCB up 7% to 22.75
CMC up 7% to 13.10
more gains expected going forward