MATTSON TECHNOLOGY INC

CUSIP: 577223100 Class: CMN

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

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

Q1 2016
Shares 158,590 Value ($000) $579 Avg Close — Range —
Q4 2015
Shares 138,725 Value ($000) $490 Avg Close — Range —
Q3 2015
Shares 136,233 Value ($000) $317 Avg Close — Range —
Q2 2015
Shares 136,733 Value ($000) $458 Avg Close — Range —
Q1 2013
Shares 101,471 Value ($000) $140 Avg Close — Range —