COMEX copper is down 0.68% at $4.58 per pound in early Asia on Friday tracking a slide in US equities overnight amid slump in shares of retail giant Walmart. Walmart came under pressure after the company reported better than fiscal fourth quarter earnings but provided disappointing guidance for the current year. The S&P 500 fell as much as 1.0 percent in early trading but ended the day more moderately lower, down 26.63 points or 0.4 percent at 19,962.36. The Nasdaq also slid 93.89 points or 0.5 percent to 19,962.36 after tumbling as much as 1.3 percent. The narrower Dow posted a more significant loss, slumping 450.94 points or 1.0 percent to 44,176.65.