UBS AG

CUSIP: H89231338 Class: COM

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

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

Q3 2013
Shares 30,004 Value ($000) $616 Avg Close — Range —
Q2 2013
Shares 30,004 Value ($000) $509 Avg Close — Range —