A big position cut came in the same quarter that IAS agreed to a $1.9 billion cash buyout—here’s what long-term investors should make of the timing.Connecticut-based Ararat Capital Management reported a significant reduction in its stake in Integral Ad Science Holding Corp. (IAS +0.00%), selling nearly 1.5 million shares that helped lead to a net position reduction of $11.1 million, according to a November 14 SEC filing.What HappenedAccording to a filing with the Securities and Exchange Commission dated Nov ...