Corning (GLW, news, chart, volatility) is down a nickel to $9.48 and February 10 puts are actively traded. Almost 4,000 has traded, all in 950 contracts or less. Most of the day’s trades are hitting on the offer for $1.15. Implied volatility has lifted 5 points to 63. No news on the day. Earnings due out in late Jan, probably within the Feb expiration cycle.