KEY ENERGY SVCS INC

CUSIP: 492914106 Class: CMN

COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS's Holding History (CIK: 0001083190)

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

Q4 2013
Shares 48,650 Value ($000) $384 Avg Close — Range —
Q3 2013
Shares 66,150 Value ($000) $482 Avg Close — Range —
Q2 2013
Shares 66,150 Value ($000) $394 Avg Close — Range —