MATTSON TECHNOLOGY INC

CUSIP: 577223100 Class: CMN

FIRST TRUST ADVISORS LP's Holding History (CIK: 0001125816)

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

Q1 2016
Shares 41,347 Value ($000) $151 Avg Close — Range —
Q4 2015
Shares 42,257 Value ($000) $149 Avg Close — Range —
Q3 2015
Shares 42,857 Value ($000) $100 Avg Close — Range —