Aug 30 (Reuters) - The following bids, mergers, acquisitions...

Aug 30 (Reuters) - The following bids, mergers, acquisitions and disposals were reported by 1130 GMT on Wednesday:

** Shares in Instem Plc INS.L soared over 39% after the British life sciences software company agreed to a take-private deal with French private equity firm Archimed SAS for 203 million pounds ($256.5 million).

** U.S. vision systems company Cognex said it has agreed to buy Japanese optical component producer Moritex Corp for 40 billion yen ($273.49 million) in its largest acquisition to date, as it seeks to increase its market presence in Japan.

** Hyundai Motor Group said that it would acquire a 5% stake in Korea Zinc 010130.KS for 527.2 billion won ($397.74 million).

** U.S. health insurer Centene CNC.N is selling its chain of GP clinics and the largest private hospital group in the UK as it drops plans to make inroads into Britain's healthcare system, the Financial Times reported.

** Australian packaging firm Orora Ltd (ORA) confirmed it was in advanced discussions regarding a potential acquisition of French high-end glass bottles manufacturer Saverglass SAS.

** Seven & i Holdings 3382.T will sell department store unit Sogo & Seibu on Sept. 1, a source with direct knowledge of the matter said, triggering a plan for a walk-out at a flagship store in what would be Japan's first major strike in decades.

** Chinese private-equity firm Trustar Capital said it plans to sell Moritex Corporation to U.S.-based Cognex CGNX.O , and expects to conclude the transaction in the next few months.

** Mexican bottler and retailer Femsa FEMSAUBD.MX said it has reached an agreement with U.S. distributor Bradyifs to create a supply platform for cleaning products, food disposable and packaging in the United States.