The Dow Jones Industrial Average closed below 10,000, its lowest level in seven months, after a turbulent day Wednesday.

At one point during the session, the Dow was down 433 points. It ended the day down 115 points, or 1.1%.

The Nasdaq composite also declined 42 points, or 1.3%, on Wednesday.

IBM missed its earnings target, set by Wall Street analysts, which sent the market into a tailspin early in the day.

In the RV sector, Coachmen warned investors that its third quarter earnings will end up below analysts’ estimates, and its stock declined 7/16, or 5%, to set a new 52-week low of 8 3/16.

Meanwhile, Thor, which attempted to takeover Coachmen earlier this year, and has never called off the takeover effort, saw its stock gain 5/16 to close at 22.

Durra, parent of RV industry supplier firms Atwood Mobile Products and Excel, reported its third quarter earnings that were down 9% from a year ago, but its stock climbed 7/16, or 7%, to close at 7 1/8.

Starcraft, which announced on Tuesday that it lost more than $5 million during its fourth fiscal quarter, saw its stock price decline another 5/16, or 13%, on Wednesday to close at 2 3/16.

Here is a roundup of the other RV stock activity Wednesday:

Fleetwood declined 3/16 to close at 11 3/8

Winnebago gained 1/16 to close at 11 13/16

Monaco declined 5/8 to close at 13 15/16

National RV gained 1/8 to close at 9 9/16

Skyline gained 1/4 to close at 20 3/8

SMC declined 3/8 to close at 2 5/8

Holiday RV Superstores was unchanged at 4

Rexhall gained 3/16 to close at 4 7/16

Kit was unchanged at 4 7/8

Coast Distribution was unchanged at 1 1/4

Featherlite declined 1/2 to close at 2 1/2

Spartan Motors was unchanged at 2 1/4