MATTSON TECHNOLOGY INC

CUSIP: 577223100 Class: CMN

BOKF, NA's Holding History (CIK: 0000009634)

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

Q1 2016
Shares 89,524 Value ($000) $327 Avg Close — Range —
Q1 2014
Shares 11,820 Value ($000) $27 Avg Close — Range —
Q4 2013
Shares 10,855 Value ($000) $30 Avg Close — Range —