Viking Therapeutics Inc (NASDAQ:VKTX) shares are retreating Thursday despite reporting a narrower second-quarter loss than expected.

Here's what you should know.

Viking Therapeutics stock is showing weakness.

What's pulling VKTX shares down?

Viking Beats Earnings Estimates but Stock Faces Selling Pressure The quarter ended June 30 produced a net loss of $1.10 per share, a figure that came in 12% better than the $1.25 loss analysts had been expecting.