Danaher (DHR, news, chart, volatility) options volume is running four times the average daily, with 6,265 puts and 1,050 call options traded. Most of the put volume was due to a December 45/50 put spread that traded 3,000X earlier today. It traded from broker to broker for $1.45 when the stock was near $50.75. Shares of the diversified manufacturing company have since moved back to unchanged at $50.55.