The domestic equity benchmarks ended almost flat after a volatile session on Wednesday. The Nifty regained 15,000 mark after slipping below that level in intraday trade. Investors booked profits after recent steep gains. The barometer index, the S&P BSE Sensex, slipped 19.69 points or 0.04% to 51,309.39. The Nifty 50 index lost 2.80 points or 0.02% to 15,106.50. HDFC Bank (down 1.77%), Bharti Airtel (down 1.45%) and Infosys (down 0.68%) were top drags. TCS (up 1.11%), Reliance Industries (up 0.99%) and HDFC (up 0.84%) supported the indices. The broader market outperformed the benchmark indices. The BSE Mid-Cap index rose 0.71% and the BSE Small-Cap index gained 0.42%. The market breadth was almost even. On the BSE, 1465 shares rose and 1499 shares fell. A total of 161 shares were unchanged.