CALPINE CORP

CUSIP: 131347304 Class: COM

MASON STREET ADVISORS, LLC's Holding History (CIK: 0001167711)

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

Q4 2014
Shares 6,490 Value ($000) $144 Avg Close — Range —
Q3 2014
Shares 6,800 Value ($000) $148 Avg Close — Range —
Q2 2014
Shares 6,800 Value ($000) $162 Avg Close — Range —
Q1 2014
Shares 5,190 Value ($000) $109 Avg Close — Range —
Q4 2013
Shares 5,350 Value ($000) $104 Avg Close — Range —
Q3 2013
Shares 5,480 Value ($000) $106 Avg Close — Range —