$15M option play opened in PowerShares QQQ downside puts. The ETF up 60c to $175.04 and 39K Jan 57 puts bought for $3.85. The block - probably a portfolio hedge - opens a position struck 10% below spot and comes after a two-week 3.6% rally has shares within striking distance of record highs (175.86 on 6/6). A total of 45K QQQ Jan 57 puts trade Monday against 22K open interest.