SC 13D/A

Protea Biosciences Group, Inc.

Security class unavailable · CUSIP: 74365B109

Event date: 2014-06-30

Legacy cover-page extraction is best effort and may not include every reporting person.

Filing-level shares

17,245,939

Percent of class

22.6100%

Amounts are as disclosed in this filing. Schedule type alone does not establish investment intent.