Mumbai, May 22 -- OCCL Ltd, Laxmi Dental Ltd, John Cockerill India Ltd and Manali Petrochemicals Ltd are among the other gainers in the BSE's 'B' group today, 22 May 2026.Ramco Systems Ltd soared 20.00% to Rs 469.5 at 12:01 IST. The stock was the biggest gainer in the BSE's 'B' group. On the BSE, 1.66 lakh shares were traded on the counter so far as against the average daily volumes of 2731 shares in the past one month. OCCL Ltd surged 19.99% to Rs 116.01. The stock was the second biggest gainer in 'B' group. On the BSE, 33141 shares were traded on the counter so far as against the average daily volumes of 4361 shares in the past one month. Laxmi Dental Ltd spiked 19.98% to Rs 248.9. The stock was the third biggest gainer in 'B' group. On...