3D SYSTEMS CORP — Director's Dealing 2010

Nov 9, 2010

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: 3D SYSTEMS CORP (TDSC)
CIK: 0000910638
Period of Report: 2010-11-08

Reporting Person: MCALEA KEVIN (Vice President)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2010-11-08	Common Stock	M	14749	$15.16	Acquired	45477	Direct
2010-11-08	Common Stock	S	1425	$27.00	Disposed	44052	Direct
2010-11-08	Common Stock	S	200	$27.01	Disposed	43852	Direct
2010-11-08	Common Stock	S	100	$27.02	Disposed	43752	Direct
2010-11-08	Common Stock	S	1825	$27.03	Disposed	41927	Direct
2010-11-08	Common Stock	S	400	$27.04	Disposed	41527	Direct
2010-11-08	Common Stock	S	659	$27.05	Disposed	40868	Direct
2010-11-08	Common Stock	S	600	$27.06	Disposed	40268	Direct
2010-11-08	Common Stock	S	296	$27.07	Disposed	39972	Direct
2010-11-08	Common Stock	S	300	$27.08	Disposed	39672	Direct
2010-11-08	Common Stock	S	600	$27.09	Disposed	39072	Direct
2010-11-08	Common Stock	S	1242	$27.10	Disposed	37830	Direct
2010-11-08	Common Stock	S	1002	$27.12	Disposed	36828	Direct
2010-11-08	Common Stock	S	600	$27.13	Disposed	36228	Direct
2010-11-08	Common Stock	S	100	$27.135	Disposed	36128	Direct
2010-11-08	Common Stock	S	200	$27.145	Disposed	35928	Direct
2010-11-08	Common Stock	S	100	$27.15	Disposed	35828	Direct
2010-11-08	Common Stock	S	200	$27.165	Disposed	35628	Direct
2010-11-08	Common Stock	S	700	$27.17	Disposed	34928	Direct
2010-11-08	Common Stock	S	200	$27.1725	Disposed	34728	Direct
2010-11-08	Common Stock	S	1600	$27.18	Disposed	33128	Direct
2010-11-08	Common Stock	S	581	$27.19	Disposed	32547	Direct
2010-11-08	Common Stock	S	200	$27.195	Disposed	32347	Direct
2010-11-08	Common Stock	S	700	$27.20	Disposed	31647	Direct
2010-11-08	Common Stock	S	100	$27.206	Disposed	31547	Direct
2010-11-08	Common Stock	S	319	$27.21	Disposed	31228	Direct
2010-11-08	Common Stock	S	300	$27.22	Disposed	30928	Direct
2010-11-08	Common Stock	S	100	$27.241	Disposed	30828	Direct
2010-11-08	Common Stock	S	100	$27.25	Disposed	30728	Direct