Spirit AeroSystems Holdings Inc. stock SPR, +0.37% fell 9% Thursday premarket after the aerospace firm announced it was suspending factory operations following a strike vote by unionized employees. Workers representing the International Association of Machinists and Aerospace Workers voted to strike after rejecting a company’s four-year contract. The company stated that it was “disappointed,” and that the offer they made was “fair and competive.” We are not distracted by this setback. In a company statement, the company stated that it was looking forward to further meetings with IAM leaders. The statement said that IAM-represented employees will not be required to report to their regular work schedules starting Thursday, but they will still receive payment for the hours worked. The stock is up 0.3% year-to-date, while the S&P500 SPX is up 14%.