MARKETABLE SECURITIES

3 Months Ended

Mar. 31, 2018

MARKETABLE SECURITIES

MARKETABLE SECURITIES

4.       MARKETABLE SECURITIES

The Company invests its excess cash in fixed income instruments denominated and payable in U.S. dollars, including money market accounts, commercial paper, and corporate obligations, in accordance with the Company’s investment policy that primarily seeks to maintain adequate liquidity and preserve capital.

As of March 31, 2018 and December 31, 2017, the Company had no marketable securities.