COGO GROUP INC

CUSIP: G22538105 Class: CMN

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

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

Q3 2013
Shares 114,029 Value ($000) $263 Avg Close — Range —
Q2 2013
Shares 114,845 Value ($000) $233 Avg Close — Range —