MATTSON TECHNOLOGY INC

CUSIP: 577223100 Class: CMN

Connor, Clark & Lunn Investment Management Ltd.'s Holding History (CIK: 0001596800)

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

Q1 2015
Shares 13,500 Value ($000) $53 Avg Close — Range —
Q4 2014
Shares 16,400 Value ($000) $56 Avg Close — Range —
Q3 2014
Shares 38,700 Value ($000) $96 Avg Close — Range —
Q2 2014
Shares 47,100 Value ($000) $110 Avg Close — Range —
Q1 2014
Shares 59,500 Value ($000) $152 Avg Close — Range —