NATIONAL TECHNICAL SYS INC

CUSIP: 638104109 Class: COM

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

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

Q3 2013
Shares 12,233 Value ($000) $280 Avg Close — Range —
Q2 2013
Shares 11,933 Value ($000) $167 Avg Close — Range —