3D SYSTEMS CORP — Director's Dealing 2010

Nov 8, 2010

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: 3D SYSTEMS CORP (TDSC)
CIK: 0000910638
Period of Report: 2010-11-05

Reporting Person: MCALEA KEVIN (Vice President)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2010-11-05	Common Stock	M	18983	$15.16	Acquired	49711	Direct
2010-11-05	Common Stock	S	9884	$27.50	Disposed	39827	Direct
2010-11-05	Common Stock	S	200	$27.505	Disposed	39627	Direct
2010-11-05	Common Stock	S	300	$27.507	Disposed	39327	Direct
2010-11-05	Common Stock	S	100	$27.5075	Disposed	39227	Direct
2010-11-05	Common Stock	S	1127	$27.51	Disposed	38100	Direct
2010-11-05	Common Stock	S	617	$27.515	Disposed	37483	Direct
2010-11-05	Common Stock	S	100	$27.517	Disposed	37383	Direct
2010-11-05	Common Stock	S	100	$27.5175	Disposed	37283	Direct
2010-11-05	Common Stock	S	1237	$27.52	Disposed	36046	Direct
2010-11-05	Common Stock	S	300	$27.525	Disposed	35746	Direct
2010-11-05	Common Stock	S	100	$27.5275	Disposed	35646	Direct
2010-11-05	Common Stock	S	400	$27.53	Disposed	35246	Direct
2010-11-05	Common Stock	S	100	$27.5325	Disposed	35146	Direct
2010-11-05	Common Stock	S	100	$27.5375	Disposed	35046	Direct
2010-11-05	Common Stock	S	171	$27.54	Disposed	34875	Direct
2010-11-05	Common Stock	S	100	$27.55	Disposed	34775	Direct
2010-11-05	Common Stock	S	100	$27.57	Disposed	34675	Direct
2010-11-05	Common Stock	S	200	$27.58	Disposed	34475	Direct
2010-11-05	Common Stock	S	361	$27.59	Disposed	34114	Direct
2010-11-05	Common Stock	S	1048	$27.75	Disposed	33066	Direct
2010-11-05	Common Stock	S	182	$27.76	Disposed	32884	Direct
2010-11-05	Common Stock	S	18	$27.77	Disposed	32866	Direct
2010-11-05	Common Stock	S	250	$27.79	Disposed	32616	Direct
2010-11-05	Common Stock	S	95	$27.85	Disposed	32521	Direct
2010-11-05	Common Stock	S	500	$27.87	Disposed	32021	Direct
2010-11-05	Common Stock	S	5	$27.90	Disposed	32016	Direct
2010-11-05	Common Stock	S	95	$27.95	Disposed	31921	Direct
2010-11-05	Common Stock	S	100	$27.96	Disposed	31821	Direct
2010-11-05	Common Stock	S	200	$27.97	Disposed	31621	Direct