WARREN RES INC

CUSIP: 93564A100 Class: COM

TWO SIGMA INVESTMENTS, LP's Holding History (CIK: 0001179392)

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

Q1 2015
Shares 111,657 Value ($000) $99 Avg Close — Range —
Q4 2014
Shares 81,274 Value ($000) $131 Avg Close — Range —
Q3 2014
Shares 298,918 Value ($000) $1,584 Avg Close — Range —
Q2 2014
Shares 411,701 Value ($000) $2,553 Avg Close — Range —
Q1 2014
Shares 376,185 Value ($000) $1,805 Avg Close — Range —
Q4 2013
Shares 501,665 Value ($000) $1,575 Avg Close — Range —
Q3 2013
Shares 360,914 Value ($000) $1,058 Avg Close — Range —
Q2 2013
Shares 378,644 Value ($000) $966 Avg Close — Range —