Nairobi, Sept. 5 -- Foreign investors cashed in on shares worth Sh4.55 billion on the Nairobi stock market in August, taking advantage of a rally in blue-chip share prices to secure profits on their investment.

The August net sales, which rose from Sh1.35 billion in July, represented the biggest monthly foreign outflow in 10 months.

Market trade data shows that their net sales accelerated in the second half of last month, coinciding with the period when stocks such as Safaricom, Equity Group, KCB Group and Co-operative Bank of Kenya touched multi-year or all-time highs.

Safaricom, the largest company on the Nairobi Securities Exchange (NSE), is trading at Sh37.65 a share, representing a gain of 33 percent since the beginning of the yea...