Actually, 3 years ago ... The Share Buyback program was a combination of Open Market Buybacks and privately negotiated ...

Quote:

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The NanoTech Board of Directors had previously authorized a share repurchase program under which the company repurchased 25% of its outstanding common stock from the open market and in privately negotiated transactions.

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Announcements ...

http://www.prnewswire.com/news-releases/nanot...73281.html

http://www.prnewswire.com/news-releases/nanot...85331.html