Below is a three month price history chart comparing the stock performance of PTP vs.

FORBES: Platinum Underwriters Holdings Moves Up In Market Cap Rank, Passing Advanced Micro Devices

At the closing bell, PTP is up about 0.8%, while AMD is up about 1.7% on the day Tuesday.

FORBES: Platinum Underwriters Holdings Moves Up In Market Cap Rank, Passing Advanced Micro Devices

"For PTP to entirely replace Singapore is still inconceivable, but at the margins it is growing a lot faster from a much smaller base, " he said.

BBC: Port of Singapore faces new rival