3D SYSTEMS CORP — Director's Dealing 2012

Mar 1, 2012

SEC Form 4/A — Form 4/A

Issuer: 3D SYSTEMS CORP (DDD)
CIK: 0000910638
Period of Report: 2012-02-27

Reporting Person: GRACE ROBERT M JR (VP, General Counsel & Secretar)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2012-02-27	Common Stock	G	70224	$0.00	Disposed	40000	Direct
2012-02-27	Common Stock	M	80000	$4.80	Acquired	120000	Direct
2012-02-27	Common Stock	S	77075	$24.58	Disposed	42925	Direct
2012-02-27	Common Stock	S	2925	$24.97	Disposed	40000	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2012-02-27	Stock Option (Right to Buy)	$4.80	M	80000	Disposed	2013-11-03	Common (80000)	Direct

Footnotes

F1: This Form 4/A amends the Form 4 filed on February 28, 2012 to show the sales price information related to the shares sold by the reporting person following the exercise of 80,000 stock options. No other changes were made to the originally filed Form 4.

F2: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $23.95 to $24.94, 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 footnotes (1) and (2) of this Form 4/A.

F3: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $24.95 to $25.00, inclusive.

F4: The shares subject to this option vested over a period of four years in equal annual installments of 20,000 shares, commencing on November 3, 2004, the first anniversary of the date of grant.

F5: Granted as compensation for services as an employee.