The NSE All-Share Index fell 0.61% to 253.73 and the NSE 20-Share Index dropped 1.18%, with losers outnumbering gainers 34 to 18 of 56 counters traded. Turnover was KES 1.02bn on 20,695 trades. Energy and Petroleum was the worst-performing sector, down 6.77%, driven by KenGen (KEGN), which fell 11.60% to 11.05 after cutting its dividend. Equity Group (EQTY) led activity by value at KES 327.6m and drew net foreign buying of KES 66.7m, while Diamond Trust Bank (DTK) saw the heaviest foreign selling at KES 137.0m. Overall foreign flow was net negative at KES -103.1m, 32.6% of turnover.

KenGen's results show earnings roughly flat for the year to June 2026, with dividend per share cut to 75 cents from 90 cents, a factor behind the stock's sharp decline. At Centum Investment (CTUM), James Mworia has stepped down as group CEO to lead the newly formed National Infrastructure Fund, with Thomas Omondi-Achola named acting CEO; Centum drew a small net foreign inflow of KES 3.6m on the session. Kenya Power is investing about Sh765m in two new substations in Kwale and Kilifi to meet rising demand from Mombasa-area business expansion, a supply-side development relevant to KPLC's asset base. The MPC next meets on 7 October 2026.