WALTER ENERGY INC

CUSIP: 93317Q105 Class: COM

CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM's Holding History (CIK: 0001081019)

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

Q1 2015
Shares 121,476 Value ($000) $75 Avg Close — Range —
Q4 2014
Shares 121,476 Value ($000) $168 Avg Close — Range —
Q3 2014
Shares 120,957 Value ($000) $283 Avg Close — Range —
Q2 2014
Shares 120,167 Value ($000) $655 Avg Close — Range —
Q1 2014
Shares 113,767 Value ($000) $860 Avg Close — Range —
Q4 2013
Shares 113,267 Value ($000) $1,884 Avg Close — Range —
Q3 2013
Shares 112,567 Value ($000) $1,579 Avg Close — Range —
Q2 2013
Shares 109,037 Value ($000) $1,134 Avg Close — Range —
Q1 2013
Shares 108,599 Value ($000) $3,095 Avg Close — Range —