Market Concentrations

12 Months Ended

Dec. 31, 2015

The Company currently focuses on acquiring, developing, and commercializing branded prescription products for the acute care and gastroenterology markets. The Company’s principal financial instruments subject to potential concentration of credit risk are accounts receivable, which are unsecured, and cash equivalents. The Company’s cash equivalents consist primarily of money market funds. Certain bank deposits may at times be in excess of the insurance limits provided by the Federal Deposit Insurance Corporation.

The Company’s primary customers are wholesale pharmaceutical distributors in the U.S. Total gross revenues by customer for each customer representing 10% or more of consolidated gross revenues are summarized below for the years ended December 31:



	2015	2014	2013

Customer 1	22%	21%	19%
Customer 2	28%	27%	23%
Customer 3	32%	34%	23%
Customer 4	9%	11%	24%

The Company’s accounts receivable, net of allowances, due from these four customers at December 31, 2015 and 2014 was 71% and 91%, respectively.