3-D SYS CORP DEL

Ticker: DDD CUSIP: 88554D205 Class: Stock

Twin Tree Management, LP's Holding History (CIK: 0001535588)

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

Q4 2014
Shares 28,768 Value ($000) $946 Avg Close $36.09 Range $27.46 - $46.15