MATTSON TECHNOLOGY INC

CUSIP: 577223100 Class: CMN

TWO SIGMA INVESTMENTS, LP's Holding History (CIK: 0001179392)

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

Q1 2016
Shares 35,960 Value ($000) $131 Avg Close — Range —
Q4 2015
Shares 36,143 Value ($000) $128 Avg Close — Range —
Q4 2013
Shares 147,439 Value ($000) $404 Avg Close — Range —