(NASDAQ:PRTS) shares saw light trading volume with 2,072 shares changing hands by the end of trading on Thursday. Overall, volume was down 99.40% under the stocks normal daily volume.

Traders are a little more bearish on U.S. Auto Parts Network, Inc. of late if you pay attention to the motion in short interest. The stock recorded a rise in short interest of 2.04% as of August 31, 2017 from the last reporting period. Short interest increased from 621,478 to 634,138 over that timeframe. The days to cover decreased to 5.0 and the percentage of shorted shares is 0.02% as of August 31.

Here are a few substantial investment firms who have updated their positions. As of the end of the quarter William Blair Investment Management, LLC had bought 224,109 shares growing its stake by 10.5%. The value in dollars increased from $7,181,000 to $7,648,000 a change of 6.5% quarter to quarter. Dynamic Technology Lab Private Ltd downsized its holdings by selling 15,581 shares a decrease of 37.2% from 09/30/2016 to 06/30/2017. Dynamic Technology Lab Private Ltd owns 26,276 shares with a value of $85,000. The total value of its holdings decreased 38.0%.

As of quarter end Tower Research Capital LLC (trc) had acquired a total of 1,135 shares growing its holdings by 157.0%. The value of the company’s investment in U.S. Auto Parts Network, Inc. went from $2,000 to $6,000 increasing 200.0% for the reporting period. As of quarter end Lafitte Capital Management Lp had sold a total of 286,744 shares trimming its position 11.6%. The value of the investment in (PRTS) decreased from $8,287,000 to $7,064,000 a change of $1,223,000 since the last quarter.

The company is so far trading down by 4.68% percent from yesterday’s close. Shares of the company are trading at $2.85 just above $2.80, the 50 day moving average and a tad below the 200 day moving average of $3.15. The 50 day moving average was up by +1.68% and the 200 day average was down $-0.30.

The most current P/E ratio is 4.03 and market cap is 102.76M.

U.S. Auto Parts Network, Inc., launched on February 27, 2006, is an online provider of automotive aftermarket parts and repair information. The Company is an online provider of aftermarket auto parts, including collision parts, engine parts, and performance parts and accessories. The Company operates through two segments: Base USAP, which is an auto parts business, and AutoMD, an online automotive repair source. The Business’s Websites provide customers with a range of stock keeping units (SKUs) with detailed product descriptions, attributes and photographs..