Etrade (NASDAQ:ETFC) 52 week low---$9.92---extremely heavy vol.

Etrade Financial Corporation, (NASDAQ:ETFC), http://finance.yahoo.com/q?d=v1&s=etfc, is down 26.31% on heavy volume of 49.20 million shares in trading today. ETFC has been placed on credit watch for its portfolio of mortgage investments.

E*Trade Financial is attracting heavy put buying following the filing of a 10-Q that investors have interpreted as not meaningfully illuminating the quality of the company's $28 billion mortgage portfolio, according to Jon Najarian, of optionMonster.com, a trading-advisory service. The stock is essentially flat at about $15, though Najarian said the September 13 and 15 puts, as well as the August 15 and 17 puts, are attracting unusual activity, as said on Wed.