Fairly typical now is the response to Kirkland Donald, the US nuclear safety procedures expert, being appointed as Calhoun's direct adviser on safety procedures.
Boeing names independent adviser, shares dive 8%
Boeing names independent adviser, shares dive 8% (msn.com)
So there we go; Boeing makes a mainstream move to address and enhance QA and air safety in their products, and what does Wall Street do ? "Hey guys, mark them down, this is going to have an impact on their cost-revenue balance. Probably not by anything like 8%, but hey, let's Send A Message to their board that we don't care for that. It will impact this year's earnings. Calhoun's gotta increease margins regardless. May prevent an accident in future years, but so what - we're short term people here, next quarters' earnings are king. In those future years we'll have offloaded our stocks to some other sucker".