MATTSON TECHNOLOGY INC

CUSIP: 577223100 Class: CMN

Verition Fund Management LLC's Holding History (CIK: 0001454027)

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

Q1 2015
Shares 35,274 Value ($000) $139 Avg Close — Range —
Q4 2014
Shares 30,616 Value ($000) $104 Avg Close — Range —
Q3 2014
Shares 29,259 Value ($000) $72 Avg Close — Range —
Q2 2014
Shares 25,133 Value ($000) $55 Avg Close — Range —
Q1 2014
Shares 2,505,946 Value ($000) $5,814 Avg Close — Range —
Q4 2013
Shares 861,636 Value ($000) $2,361 Avg Close — Range —
Q3 2013
Shares 2,781,990 Value ($000) $6,649 Avg Close — Range —
Q2 2013
Shares 740,670 Value ($000) $1,615 Avg Close — Range —