3D SYSTEMS CORP — Director's Dealing 2014

May 20, 2014

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: 3D SYSTEMS CORP (DDD)
CIK: 0000910638
Period of Report: 2014-04-21

Reporting Person: LOEWENBAUM G WALTER II (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2014-04-21	Common Stock	J	100000	$0.00	Disposed	265815	Indirect
2014-04-21	Common Stock	J	100000	$0.00	Disposed	925885	Direct
2014-05-19	Common Stock	A	2030	—	Acquired	927915	Direct
2014-04-21	Common Stock	J	100000	$0.00	Acquired	100000	Indirect
2014-04-21	Common Stock	J	100000	$0.00	Acquired	100000	Indirect

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	376441	Indirect
Common Stock	33279	Indirect
Common Stock	5100	Indirect
Common Stock	5100	Indirect
Common Stock	60000	Indirect
Common Stock	55565	Indirect
Common Stock	67500	Indirect
Common Stock	198802	Indirect
Common Stock	180000	Indirect

Footnotes

F1: Ms. Loewenbaum transferred 100,000 shares from the Lillian S. Loewenbaum account to the Lillian Shaw Loewenbaum TTEE The LSLDDD 2014 Annuity Trust U/A. This did not change her total beneficial ownership of the transaction date.

F2: The Reporting Person disclaims beneficial ownership of these securities except to the extent of any pecuniary interest therein.

F3: Mr. Loewenbaum transferred 100,000 shares from the George Walter Loewenbaum account to the George Walter Loewenbaum TTEE The GWLDDD 2014 Annuity Trust U/A. This did not change his total beneficiary ownership of the transaction date.

F4: These shares were awarded to the Reporting Person pursuant to the 2004 Restricted Stock Plan for Non-Employee Directors, and the Reporting Person purchased these shares at par value, or $0.001 per share.

F5: Mr. Loewenbaum serves as Trustee.

F6: Mrs. Loewenbaum serves as trustee.

F7: Mr. and Mrs. Loewenbaum serve as Trustees.

F8: Mr. and Mrs. Loewenbaum are the general partners.

F9: The limited liability company is owned 100% by Mr. Loewenbaum.