Danaher (NYSE: DHR) March call option implied volatility is at 18, April is at 16; compared to its 52-week range of 14 to 37 after announcing that it has entered into a definitive agreement with General Electric (GE) to acquire the biopharma business of GE Life Sciences for a cash purchase price of approximately $21.4B. Call put ratio 5.3 calls to 1 put with focus on March 125.