ROFIN SINAR TECHNOLOGIES INC

CUSIP: 775043102 Class: COMMON STOCK

DIMENSIONAL FUND ADVISORS LP's Holding History (CIK: 0000354204)

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

Q3 2016
Shares 1,809,924 Value ($000) $58,243 Avg Close — Range —
Q2 2016
Shares 1,814,211 Value ($000) $57,946 Avg Close — Range —
Q1 2016
Shares 1,815,806 Value ($000) $58,505 Avg Close — Range —
Q4 2015
Shares 1,673,642 Value ($000) $44,821 Avg Close — Range —
Q3 2015
Shares 1,496,354 Value ($000) $38,800 Avg Close — Range —
Q2 2015
Shares 1,332,148 Value ($000) $36,768 Avg Close — Range —
Q1 2015
Shares 1,248,409 Value ($000) $30,249 Avg Close — Range —
Q4 2014
Shares 1,077,349 Value ($000) $30,996 Avg Close — Range —
Q3 2014
Shares 937,327 Value ($000) $21,615 Avg Close — Range —
Q2 2014
Shares 895,006 Value ($000) $21,516 Avg Close — Range —
Q1 2014
Shares 846,053 Value ($000) $20,271 Avg Close — Range —
Q4 2013
Shares 778,805 Value ($000) $21,043 Avg Close — Range —
Q3 2013
Shares 751,883 Value ($000) $18,203 Avg Close — Range —
Q2 2013
Shares 727,555 Value ($000) $18,145 Avg Close — Range —