WATERTOWN, Mass.--(BUSINESS WIRE)--Acusphere Inc. (NASDAQ: ACUS) announced today that a majority of its shareholders approved a proposal to grant the Company’s board of directors authority to effect a reverse stock split of the Company’s outstanding shares of Common Stock. The Company’s board of directors has decided not to effect any reverse stock split at this time. The proposal provides the board of directors with the discretion to determine, at any time during the next twelve months, the exact timing of a reverse stock split, if any, and the exact ratio of any reverse stock split, within a range of 1:10 to 1:20.