After the Open... Stocks are mixed this morning after last night's batch of earnings reports weren't as positive as those released a day earlier. Housing-related stocks are one of the few bright sports today after housing starts and building permits both came in better than expected for September. Industries trading higher this morning include Non-Apparel Textiles, Construction Services, and Semiconductors. Industries trading lower include Schools, Computer Storage Devices and Computer Networks. Check Point Software Technologies (CHKP) is down 12%. China Life Insurance (LFC) and St Jude Medical (STJ) is down 6%. CSX (CSX) and International Business Machines (IBM) are down 4%. Bank of New York Mellon (BK) and Toll Brothers (TOL) are up 3%. M&T Bank (MTB) is up 6%. The VIX is up 0.37 at 15.59 after closing yesterday at 15.22. Options on Sprint Nextel (S) have appeared on the most-active list today with more than 21,405 contracts of the February 2013 $6 call changing hands. The put-call volume ratio is 1.28(458,873/358,737). NYSE Adv/Dec 1,503/1,089. Nasdaq Adv/Dec 966/1,037. [InvestorsKeyhole, various news and data sources]