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NEW YORK ( TheStreet) -- Platinum Underwriters Holdings (NYSE: PTP) hit a new 52-week low Friday as it is currently trading at $31.50, below its previous 52-week low of $32 with 34,601 shares traded as of 10 a.m. ET. Average volume has been 303,900 shares over the past 30 days. Platinum Underwriters has a market cap of $1.2 billion and is part of the financial sector and insurance industry. Shares are down 28.7% year to date as of the close of trading on Thursday. Platinum Underwriters Holdings, Ltd., through its subsidiaries, provides property and marine, casualty, and finite risk reinsurance products worldwide.