Выражение встречается в следующем контексте
...at the date on which the alienation takes place, ... Holdings S. A. holds or undertakes to hold shares in CJSC ...and
CJSC ...for an uninterrupted period of at least twelve month
During that period the holding rate does not fall below threshold of 10% or the acquisition price below EUR 6 mln

Заранее спасибо