An initial public offering of LipoScience stock was held again this morning.

According to Nasdaq, the IPO is on hold.

LipoScience had hoped to begin trading on Nasdaq today under the symbol LIPO.

Merrill Lynch & Co. is trying to take the company public. The offering was pulled back last week, and Merrill Lynch tried to reprice the stock Monday night.

The Raleigh company hopes to raise $70 million by offering five million shares at a price of $16 or more.