MATTSON TECHNOLOGY INC

CUSIP: 577223100 Class: CMN

CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM's Holding History (CIK: 0000919079)

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

Q1 2016
Shares 154,885 Value ($000) $565 Avg Close — Range —
Q4 2015
Shares 154,885 Value ($000) $547 Avg Close — Range —
Q3 2015
Shares 154,885 Value ($000) $361 Avg Close — Range —
Q2 2015
Shares 154,885 Value ($000) $519 Avg Close — Range —
Q1 2015
Shares 154,885 Value ($000) $508 Avg Close — Range —
Q4 2014
Shares 154,885 Value ($000) $508 Avg Close — Range —
Q3 2014
Shares 154,885 Value ($000) $383 Avg Close — Range —
Q2 2014
Shares 154,885 Value ($000) $339 Avg Close — Range —
Q1 2014
Shares 154,885 Value ($000) $381 Avg Close — Range —
Q4 2013
Shares 236,085 Value ($000) $614 Avg Close — Range —
Q3 2013
Shares 334,385 Value ($000) $799 Avg Close — Range —
Q2 2013
Shares 386,085 Value ($000) $842 Avg Close — Range —