Bank Reduces Stake in Ryerson Holding Co. The Bank of New York Mellon Corp. has reduced its stake in Ryerson Holding Co. by 9.1% during the fourth quarter, selling 23,223 shares. This adjustment leaves the bank with 231,374 shares, representing 0.73% of the company. Ryerson's stock recently opened at $23.63, with a market cap of $752.58 million.1