The German stock market opened quite volatile and noticeably weaker on Tuesday.

In the morning, the standard value index Dax was 14,013 points around 1.2 percent in the red.

“In one day, the market participants are euphoric and suppress the well-known negative factors.

And a short time later the good mood suddenly vanished.

The interest rate and recession worries then pull the markets back into the valley of tears," summarized analyst Christian Henke from Broker IG the situation on the stock market.

For the FAZ index, which shows the market in its breadth with 100 values, it goes down a little less sharply to 2343 points.

Futures trading on Wall Street is putting pressure on prices.

The S&P 500 Index is currently expected about 1.5 percent lower than at Monday's close.

The background is a forecast correction by the operator of the social media platform Snapchat.

It is likely that sales and profit targets will be missed in the current quarter, Snap reported in a stock exchange release, and that hiring will be throttled.

The economic environment has continued to deteriorate since the most recent forecast in April.

Even this forecast of annual sales growth of 20 to 25 percent and an adjusted operating profit of between 0 and 50 million dollars had been rated as disappointing.

The share price fell almost 32 percent in premarket business in the US and also dragged other technology stocks down, most notably the price of Facebook operator Meta.

The forecast reduction is an indication of the deteriorating economy and the advertising business, writes analyst Brent Thill from the investment bank Jefferies.

He is therefore lowering his forecasts for Snap and for other technology stocks dependent on advertising revenue, such as Twitter, Google's Alphabet or Facebook's Meta.

These would certainly also present disappointing figures in the near future.

RWE and Uniper share prices fell by more than 5 percent.

Market participants referred to a press report about a possible special tax on extraordinarily high profits from electricity producers as a result of the price increase.

The course of the online fashion retailer About You You falls by 7.5 percent.

One trader was disappointed with both the final annual figures and the outlook.

Adler Group lose almost 10 percent after a press report on investigations by the public prosecutor's office against the real estate group.