While true in theory, the announcement of SpinCo was not a positive thing for Yahoo (or else it coincided with other negative events). January 27th was the anno

While true in theory, the announcement of SpinCo was not a positive thing for Yahoo (or else it coincided with other negative events). January 27th was the announcement and YHOO closed at 47.99. Two days later, it closed at 43.73. That's nearly a 10% drop.