TD Bank Financial Group and


(AMTD) - Get Report

confirmed Tuesday that they are in talks regarding a potential merger of TD Waterhouse USA and Ameritrade.

In a brief statement, the companies said they will make no further comment until an agreement is reached, but added that there are no assurances the discussions will result in a transaction.

The statement came after the

Financial Times

reported that the online brokers were holding talks regarding a possible merger of TD Waterhouse and Ameritrade. TD Waterhouse is a unit of

Toronto-Dominion Bank

(TD) - Get Report


Earlier this month, Ameritrade fielded a merger offer from rival


(ET) - Get Report

. The company said at the time that it was exploring strategic alternatives, but that it didn't consider itself for sale.

Shares of Ameritrade were up 45 cents, or 3%, to $14.84. Toronto-Dominion was up $1.33, or 3%, to $42.68.