W Charles Hull

Insider Trading: Sales

Company	Symbol	Price	Amount	Relationship	Remaining Holdings	Date	Form 4
3D Systems Corp	DDD	$23.14	300	Officer, Director	640,810	2012-03-15	Filing
3D Systems Corp	DDD	$23.13	100	Officer, Director	641,110	2012-03-15	Filing
3D Systems Corp	DDD	$23.10	100	Officer, Director	641,210	2012-03-15	Filing
3D Systems Corp	DDD	$23.10	100	Officer, Director	641,310	2012-03-15	Filing
3D Systems Corp	DDD	$23.05	100	Officer, Director	641,410	2012-03-15	Filing
3D Systems Corp	DDD	$22.92	100	Officer, Director	641,510	2012-03-15	Filing
3D Systems Corp	DDD	$22.89	100	Officer, Director	641,610	2012-03-15	Filing
3D Systems Corp	DDD	$22.84	100	Officer, Director	641,710	2012-03-15	Filing
3D Systems Corp	DDD	$22.69	100	Officer, Director	641,810	2012-03-15	Filing
3D Systems Corp	DDD	$22.67	100	Officer, Director	641,910	2012-03-15	Filing
3D Systems Corp	DDD	$41.80	9,000	Officer, Director	321,005	2011-04-05	Filing
3D Systems Corp	TDSC	$41.80	60,000	Officer, Director	330,005	2011-03-16	Filing
3D Systems Corp	TDSC	$50.50	100	Officer, Director	390,005	2011-03-01	Filing
3D Systems Corp	TDSC	$50.39	100	Officer, Director	390,105	2011-03-01	Filing
3D Systems Corp	TDSC	$50.32	100	Officer, Director	390,205	2011-03-01	Filing
3D Systems Corp	TDSC	$50.15	100	Officer, Director	390,305	2011-03-01	Filing
3D Systems Corp	TDSC	$50.11	100	Officer, Director	390,405	2011-03-01	Filing
3D Systems Corp	TDSC	$49.96	100	Officer, Director	390,505	2011-03-01	Filing
3D Systems Corp	TDSC	$49.89	100	Officer, Director	390,605	2011-03-01	Filing
3D Systems Corp	TDSC	$49.86	100	Officer, Director	390,705	2011-03-01	Filing