Japan Tobacco (TYO:2914) completed the acquisition of US tobacco company Vector Group on Monday for $2.4 billion following a tender offer, a Tuesday filing on the Hong Kong bourse said.

Vector Group was delisted from the New York stock exchange the same day.

The purchase is expected to improve the tobacco company's ROI in combustibles by boosting its presence and distribution network in the US.

Shares of the firm closed 1% lower on Tuesday.

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