GASTAR EXPL INC NEW

CUSIP: 36729W202 Class: COMMON STOCK

DIMENSIONAL FUND ADVISORS LP's Holding History (CIK: 0000354204)

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

Q2 2017
Shares 536,859 Value ($000) $497 Avg Close — Range —
Q1 2017
Shares 933,149 Value ($000) $1,437 Avg Close — Range —
Q4 2016
Shares 1,092,213 Value ($000) $1,693 Avg Close — Range —
Q3 2016
Shares 1,430,714 Value ($000) $1,209 Avg Close — Range —
Q2 2016
Shares 1,879,645 Value ($000) $2,067 Avg Close — Range —
Q1 2016
Shares 2,028,327 Value ($000) $2,231 Avg Close — Range —
Q4 2015
Shares 2,052,937 Value ($000) $2,689 Avg Close — Range —
Q3 2015
Shares 2,339,894 Value ($000) $2,691 Avg Close — Range —
Q2 2015
Shares 2,470,919 Value ($000) $7,635 Avg Close — Range —
Q1 2015
Shares 2,242,048 Value ($000) $5,874 Avg Close — Range —
Q4 2014
Shares 2,249,124 Value ($000) $5,421 Avg Close — Range —
Q3 2014
Shares 2,234,701 Value ($000) $13,120 Avg Close — Range —
Q2 2014
Shares 1,874,902 Value ($000) $16,330 Avg Close — Range —
Q1 2014
Shares 1,196,924 Value ($000) $6,546 Avg Close — Range —