Shyam Metalics and Energy on Thursday made a decent debut on NSE, as the scrip got listed at Rs 380, a 24.18 per cent premium over its issue price of Rs 306. Blackstone-backed Sona BLW Precision Forgings (Sona Comstar) made a decent debut on Thursday, as the scrip got listed at Rs 302.40 on BSE, a 3.92 per cent premium over its issue price of Rs 291.