Deutsche Pfandbriefbank Shares Suffer Biggest Drop in Decade (3)

Deutsche Pfandbriefbank AG’s shares slumped the most in 10 years on Monday, with the company unable to provide a reason for the decline.

The stock fell as much as 17%, the steepest drop since July 2015, before paring losses to 11% as of 4:43 p.m. in Frankfurt. That leaves the stock down about 19% since the start of the year, giving PBB a market value of about €545 million ($627 million)

PBB’s €300 million Additional Tier 1 bond, the riskiest type of bank debt, fell 4.4 cents on the euro to 93 cents, its biggest drop in more than ...