MET PRO CORP

CUSIP: 590876306 Class: CMN

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

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

Q2 2013
Shares 25,611 Value ($000) $344 Avg Close — Range —
Q1 2013
Shares 25,507 Value ($000) $263 Avg Close — Range —