ROFIN SINAR TECHNOLOGIES INC

CUSIP: 775043102 Class: COMMON STOCK

PDT Partners, LLC's Holding History (CIK: 0001564702)

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

Q1 2015
Shares 10,838 Value ($000) $263 Avg Close — Range —
Q3 2013
Shares 17,404 Value ($000) $421 Avg Close — Range —
Q2 2013
Shares 10,022 Value ($000) $250 Avg Close — Range —