SERVICESOURCE INTL INC

CUSIP: 81763U100 Class: CMN

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

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

Q3 2013
Shares 62,955 Value ($000) $760 Avg Close — Range —
Q2 2013
Shares 33,040 Value ($000) $308 Avg Close — Range —