National Discount Brokers

(NDB)

got an offer from a

Deutsche Bank

TheStreet Recommends

affiliate to buy 84% of the discount brokerage firm for $49 a share, nearly double the stock's Monday closing price.

National Discount also said it received inquiries from unnamed third parties regarding a merger or strategic alliance, and added that it hired investment bankers to mull its alternatives. The company said talks with Deutsche Bank continue.

National Discount closed Monday at $25.25.