3-D SYS CORP DEL

Ticker: DDD CUSIP: 88554D205 Class: Stock

MORGENS WATERFALL VINTIADIS & CO INC's Holding History (CIK: 0001016150)

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

Q2 2014

Shares 25,000 Value ($000) $1,495 Avg Close $51.33 Range $43.35 - $61.03

Q4 2013

Shares 30,000 Value ($000) $2,788 Avg Close $70.11 Range $47.33 - $95.40

Q3 2013

Shares 30,000 Value ($000) $1,620 Avg Close $49.48 Range $44.20 - $56.23

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2014	25,000	$1,495	$51.33	$43.35 - $61.03
Q4 2013	30,000	$2,788	$70.11	$47.33 - $95.40
Q3 2013	30,000	$1,620	$49.48	$44.20 - $56.23