Ampco-Pittsburgh Corporation (NYSE: AP) ("Ampco-Pittsburgh" or the "Corporation") today announced the filing of a Tender Offer and Prospectus Supplement (the "Offer") with the U.S. Securities and Exchange Commission (the "SEC") pursuant to which the exercise price of each tendered Series A Warrant of the Corporation (each a "Series A Warrant") is being temporarily reduced. Each Series A Warrant is exercisable for 0.4464 shares of the Corporation's common stock, $1.00 par value per share ("Common Stock") at an exercise price of $2.5668 per Series A Warrant (or $5.75 per whole share of Common Stock). During the Offer, the holders of Series A Warrants will be given the opportunity to exercise their Series A Warrants at a temporarily reduced cash exercise price of $1.7856 per Series A Warrant (or $4.00 per whole share of Common Stock).