ROFIN SINAR TECHNOLOGIES INC

CUSIP: 775043102 Class: COMMON STOCK

GAMCO INVESTORS, INC. ET AL's Holding History (CIK: 0000807249)

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

Q3 2016
Shares 348,675 Value ($000) $11,220 Avg Close — Range —
Q2 2016
Shares 369,600 Value ($000) $11,805 Avg Close — Range —
Q1 2016
Shares 313,500 Value ($000) $10,101 Avg Close — Range —
Q4 2015
Shares 221,000 Value ($000) $5,918 Avg Close — Range —
Q3 2015
Shares 221,600 Value ($000) $5,746 Avg Close — Range —
Q2 2015
Shares 221,600 Value ($000) $6,116 Avg Close — Range —
Q1 2015
Shares 224,600 Value ($000) $5,442 Avg Close — Range —
Q4 2014
Shares 229,600 Value ($000) $6,606 Avg Close — Range —
Q3 2014
Shares 245,600 Value ($000) $5,664 Avg Close — Range —
Q2 2014
Shares 250,510 Value ($000) $6,022 Avg Close — Range —
Q1 2014
Shares 221,600 Value ($000) $5,310 Avg Close — Range —
Q4 2013
Shares 203,600 Value ($000) $5,501 Avg Close — Range —
Q3 2013
Shares 203,100 Value ($000) $4,917 Avg Close — Range —
Q2 2013
Shares 202,600 Value ($000) $5,053 Avg Close — Range —