ZBB ENERGY CORPORATION

CUSIP: 98876R303 Class: COM NEW

MARATHON CAPITAL MANAGEMENT's Holding History (CIK: 0001213206)

Note: Option positions (PUT/CALL) are excluded.

Q2 2015
Shares 1,302,900 Value ($000) $1,147 Avg Close — Range —
Q1 2015
Shares 1,329,350 Value ($000) $758 Avg Close — Range —
Q4 2014
Shares 1,465,600 Value ($000) $747 Avg Close — Range —
Q3 2014
Shares 2,077,300 Value ($000) $1,163 Avg Close — Range —
Q2 2014
Shares 2,384,150 Value ($000) $3,862 Avg Close — Range —
Q4 2013
Shares 2,244,607 Value ($000) $1,998 Avg Close — Range —