Marine Harvest's offer document for Cermaq was officially approved by the Oslo stock exchange on Thursday.

Marine Harvest is offering 8.6 shares in Marine Harvest in addition to NOK 53.25 (€7/$9.10) in cash per share in Cermaq.

The offer period starts Thursday, June 6 and runs until June 21 at 9a.m. CET. Settlement of the offer is expected in July 2013, the company said in a statement.

In order for a Cermaq shareholder to accept the offer, the acceptance form found in the offer document must be fully and correctly completed, signed and received by the receiving agent before the deadline on June 21.

The offer document can be downloaded here.

Arctic Securities has acted as financial advisor and receiving agent for Marine Harvest, and Nordea Markets, a part of Nordea Bank Norge, has acted as financial advisor to Marine Harvest.