NEW YORK (TheStreet) -- Shares of Tower Group International, Ltd. (TWGP) are falling -10.37% to $1.82 amid doubts its deal to be bought by ACP, a trust established by AmTrust Financial Services Inc.  (AFSI), will be completed, Bloomberg reported.

Tower Group disclosed late on Friday a request that ACP affirm its commitment to buy Tower for $2.50 a share, by 5 p.m. EST tonight as the company faces increased supervision from a Massachusetts regulator.

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