HP drops after expecting contraction in PC market volumes
** Shares of PC and printer maker Hewlett Packard HPQ.N fall 3.8% to $33.10
** Co expects industry-wide PC unit volumes to decline by a mid-single-digit percentage in 2027 vs 2026
** HPQ declines to provide financial guidance for fiscal 2027
** HPQ leading loser on the S&P 500 .SPX index at midday
** Including session moves, stock up 48.5% YTD