MATTSON TECHNOLOGY INC

CUSIP: 577223100 Class: CMN

TWO SIGMA SECURITIES, LLC's Holding History (CIK: 0001450144)

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

Q1 2016
Shares 10,402 Value ($000) $38 Avg Close — Range —
Q4 2015
Shares 35,554 Value ($000) $126 Avg Close — Range —