GREENHUNTER RES INC

CUSIP: 39530A104 Class: COM

Boston Partners's Holding History (CIK: 0001386060)

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

Q1 2014
Shares 488,971 Value ($000) $473 Avg Close — Range —
Q4 2013
Shares 527,471 Value ($000) $612 Avg Close — Range —