APCO OIL & GAS INTERNATIONAL

CUSIP: G0471F109 Class: CMN

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

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

Q4 2014
Shares 16,813 Value ($000) $236 Avg Close — Range —
Q3 2014
Shares 16,741 Value ($000) $216 Avg Close — Range —
Q2 2014
Shares 16,645 Value ($000) $240 Avg Close — Range —
Q1 2014
Shares 16,445 Value ($000) $238 Avg Close — Range —
Q4 2013
Shares 16,445 Value ($000) $256 Avg Close — Range —
Q3 2013
Shares 16,445 Value ($000) $235 Avg Close — Range —
Q2 2013
Shares 16,000 Value ($000) $184 Avg Close — Range —
Q1 2013
Shares 15,838 Value ($000) $196 Avg Close — Range —