Oil Country Tubular Ltd, Refex Industries Ltd, Solara Active Pharma Sciences Ltd and Zicom Electronic Security Systems Ltd are among the other gainers in the BSE's 'B' group today, 13 July 2018.

R S Software (India) Ltd spiked 19.90% to Rs 46.1 at 12:02 IST. The stock was the biggest gainer in the BSE's 'B' group. On the BSE, 1.54 lakh shares were traded on the counter so far as against the average daily volumes of 6787 shares in the past one month.

Oil Country Tubular Ltd surged 14.48% to Rs 21.35. The stock was the second biggest gainer in 'B' group. On the BSE, 26959 shares were traded on the counter so far as against the average daily volumes of 4309 shares in the past one month.

Refex Industries Ltd soared 12.26% to Rs 13. The stock was the third biggest gainer in 'B' group. On the BSE, 887 shares were traded on the counter so far as against the average daily volumes of 3890 shares in the past one month.

Solara Active Pharma Sciences Ltd added 9.97% to Rs 153.9. The stock was the fourth biggest gainer in 'B' group. On the BSE, 4.13 lakh shares were traded on the counter so far as against the average daily volumes of 13953 shares in the past one month.

Zicom Electronic Security Systems Ltd jumped 9.63% to Rs 13.66. The stock was the fifth biggest gainer in 'B' group. On the BSE, 1.04 lakh shares were traded on the counter so far as against the average daily volumes of 5076 shares in the past one month.