ZURICH, May 31 (Reuters) - The Swiss blue-chip SMI was seen opening marginally firmer at 9,011 points on Wednesday, according to premarket indications by bank Julius Baer .
Here are some of the main factors that may affect Swiss stocks:
The drugmaker continues to review "all options" for its struggling Alcon eyecare unit, with a status update over what it will do with the business still expected by the end of the year, it said ahead of an investor presentation on Wednesday.
* says car-t cell therapy CTL119 combined with ibrutinib shows high rate of responses in CLL patients
* says proposed biosimilars adalimumab and infliximab accepted for regulatory review by the European Medicines Agency
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ChemChina has accumulated nearly 95 percent of shares in the Swiss pesticides and seeds group as part of its $43 billion tender offer, China's biggest foreign takeover to date.
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The cement group will start on June 1 its share buyback programme worth up to 1 billion Swiss francs
The mail-order pharmacy could announce by mid-June its intention to float, two sources told Reuters on Tuesday.
* Zehnder Group AG says interrupts production in Manisa (Turkey) with immediate effect given recent earthquakes
* VAT Group AG says was informed that funds managed and/or advised by Partners Group and Capvis have placed with institutional investors a total of 2.75 million VAT shares at an offer price of 120 francs per share
* Lonza said it completed the acquisition of Dutch cell and gene contract manufacturer PharmaCell B.V. that generated sales of 11 million euros in 2016.
* Meyer Burger Technology AG says was awarded contracts totalling around CHF 80 million for MB Perc upgrade cell technology from two PV customers in Asia
* Leclanche SA says Swiss headquarters fully operational following fire on 22 May
* NLS Pharma unveils positive Phase 2 data for NLS-1 in adults with ADHD, demonstrating significant improvement in symptoms
* UBS Swiss consumption indicator for April edges up to 1.48 points
* Swiss investor sentiment for May due at 0800 GMT. (Reporting by Zurich newsroom)