Outsourced printing firm and India’s largest books exporter, Repro India Ltd, is believed to have bought a controlling stake in the Indian arm of business process outsourcing firm MPS Ltd, owned by UK-based publisher Macmillan.

Shares of MPS spurted 13.3% on the buzz to Rs45.90 apiece on the Bombay Stock Exchange while the stock of Repro, which counts Penguin Books, Pearson and Oxford University Press among its clients, rose 8.45% to `146.95 at close on Wednesday.

Macmillan holds 61.46% in MPS. Based on the firm’s Wednesday’s market capitalisation of `77 crore, the promoter holding would be worth as much as Rs47.3 crore. A further 9% equity is held by Macmillan Staff Trust.