SanDisk (NASDAQ: SNDK) is recently trading at $22.65 in pre-open trading, above its close of $15.04. Samsung Electronics made public a $5.8 billion offer to purchase SNDK. SNDK, a supplier of flash storage cards, rejected Samsung's buyout proposal. SNDK overall option implied volatility of 79 is above its 26-week average of 63 according to Track Data, suggesting larger price movements.

Sempra Energy (NYSE: SRE), an energy company serving 29 million consumers worldwide, closed at $53.04. SRE October option implied volatility of 51 is above its 26-week average of 25 according to Track Data, suggesting larger price movement.

Volatility Index S&P 500 Options-VIX at 30.29; 10-day moving average is 25.31.

Option Update is provided by Stock Specialist Paul Foster of theflyonthewall.com

Sempra Energy (NYSE: SRE) has five separately managed segments comprising of Southern California Gas, San Diego Gas and Electric, Sempra Commodities, Sempra Generation and Sempra Pipeline and Storage. SRE is expected to report earnings on 11/1. SRE overall option implied volatility of 23 is near its 26-week average according to Track Data, suggesting flat risk.

Edison International (NYSE: EIX) is the parent of Southern California Edison, the largest electric utility in California. EIX is expected to report earnings on 11/2. EIX overall option implied volatility of 28 is above its 26-week average of 26 according to Track Data, suggesting slightly larger risk.

Daily options Update is provided by Stock Specialist Paul Foster of theflyonthewall.com.

Yesterday's WSJ's "Heard On The Street" column (subscription required) has published examples of recession-resistant stocks, in order to better-prepare individual investors for a potential additional downturn in the U.S. economy.

We took it a step further. What follows is a more panoramic view of each stock, including chart analysis.

AT&T (NYSE: T): the telecom giant has become a growth company. T's chart is healthy with the stock recently broken out to $42.50.