3D SYSTEMS CORP — Director's Dealing 2012

Oct 31, 2012

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: 3D SYSTEMS CORP (DDD)
CIK: 0000910638
Period of Report: 2012-10-31

Reporting Person: MCALEA KEVIN (Vice President)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2012-10-31	Common Stock	M	73000	$2.655	Acquired	184456	Direct
2012-10-31	Common Stock	S	73000	$43.09	Disposed	111456	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2012-10-31	Stock Option (Right to Buy)	$2.655	M	73000	Disposed	2013-05-15	Common Stock (73000)	Direct

Footnotes

F1: The price reported in Column 4 is a weighted price. These shares were sold in multiple transactions at prices ranging from $42.70 to $43.69, inclusive. The reporting person undertakes to provide to 3D Systems Corporation, any security holder of 3D Systems Corporation, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnote 1 of this Form 4.

F2: These shares are part of the total original grant of 55,000 options which vested over a period of two years in equal installments of 27,500 per year, commencing on May 15, 2004, the first anniversary of the grant date. An additional 55,000 resulted from the Corporation's two-for-one stock split to the Corporation's stockholders on May 18, 2011.

F3: Granted as compensation for services as an employee.