WASHINGTON--(BUSINESS WIRE)--The Strategic Organizing Center (the “SOC”), a shareholder of Starbucks Corporation (Nasdaq: SBUX) (“Starbucks” or the “Company”), today submitted a letter to the United States Securities and Exchange Commission (the “SEC”), detailing what it believes are failures by Starbucks to properly disclose material information – including the full cost to date of the Company’s aggressive and illegal anti-unionization efforts – that shareholders have a right to know in advance of making v ...