The price of Spartan Motors Inc. stock continued its dramatic climb today (July 25) and Thor Industries Inc. stock also reached a new 52-week high.

The stock price of Spartan, a supplier of diesel pusher chassis, broke the $6 a share barrier today. It climbed as high $6.10 a share today before closing at $6.00, up 33 cents.

The stock price of Spartan, also a builder of fire trucks and emergency vehicles, sunk below $3 a share for a brief period earlier this year.

Meanwhile, Thor’s stock price gained 56 cents today to close at $35.50 a share, a new 52-week high.

Thor has had the highest stock price among RV manufacturers for over a year.