OptionMonster co-founder Jon Najarian provides options picks Monday, Wednesday and Friday in TheStreet.com's Deep in the Money Calls newsletter.David Russell, reporter for OptionMonster. Below is a compilation of stories that ran yesterday on OptionMonster.com, which uses advanced monitoring systems to detect trading patterns by large institutional traders and retail investors. October volatility: GroupOne's Jamie Tyrrell says traders are positioning for a higher VIX in October. Cell Genesys draws speculators: Options action is heating up in Cell Genesys ( CEGE) as traders speculate on higher prices from the penny stock. Options bullish on Chinese solar firm: Traders are buying calls in Yingli Green Energy ( YGE), though shares in the Chinese solar technology company are down. Put volume surges in Applied Materials: Traders are buying puts in Applied Materials ( AMAT) as investors position for a pullback before the chip equipment maker reports earnings. Traders bank on SL Green upside: SL Green Realty ( SLG) has almost tripled from its March lows, and options traders are betting on more upside. The pitfalls of time decay in options: Taking advantage of time decay is one of the most common ways of using options, but creates risks from big moves in stock prices. Pre-market: Intel opportunity: Guy Adami says Intel ( INTC) shares are attractively priced and poised for a potential rebound.