Mumbai, Oct. 22 -- Keynote Financial Services Ltd, Standard Industries Ltd, Omnitech Engineering Ltd and Money Masters Leasing & Finance Ltd are among the other gainers in the BSE's 'B' group today, 22 October 2026.Optimus Finance Ltd surged 19.97% to Rs 16.88 at 22-Oct-2026 EOD IST. The stock was the biggest gainer in the BSE's 'B' group. On the BSE, 3.01 lakh shares were traded on the counter so far as against the average daily volumes of 28362 shares in the past one month. Keynote Financial Services Ltd soared 19.32% to Rs 262.8. The stock was the second biggest gainer in 'B' group. On the BSE, 5 shares were traded on the counter so far as against the average daily volumes of 37 shares in the past one month. Standard Industries Ltd spi...