GASTAR EXPL INC NEW

CUSIP: 36729W202 Class: COMMON STOCK

Portolan Capital Management, LLC's Holding History (CIK: 0001350290)

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

Q2 2017
Shares 1,720,590 Value ($000) $1,593 Avg Close — Range —
Q1 2017
Shares 1,457,537 Value ($000) $2,244 Avg Close — Range —
Q4 2016
Shares 2,838,716 Value ($000) $4,400 Avg Close — Range —