Edgar Filing: 3D SYSTEMS CORP

Ownership Submission

FORM 4

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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3235-0287

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(Print or Type Responses)

1. Name and Address of Reporting Person ^*

LOEWENBAUM G WALTER II

2. Issuer Name and Ticker or Trading Symbol
3D SYSTEMS CORP [TDSC]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

__X__ Director	_____ 10% Owner
_____ Officer (give title below)	_____ Other (specify below)

(Last)

(First)

(Middle)

C/O 3D SYSTEMS CORPORATION, 26081 AVENUE HALL

3. Date of Earliest Transaction (Month/Day/Year)
08/10/2007

(Street)

VALENCIA, CA 91355

4. If Amendment, Date Original Filed(Month/Day/Year)

6. Individual or Joint/Group Filing(Check Applicable Line)
_X_ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person

(City)

(State)

(Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned

1.Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
1.Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	08/10/2007		S		647	D	$ 24.02	662,373	D ⁽¹⁾
Common Stock	08/10/2007		S		1,800	D	$ 24.03	660,573	D
Common Stock	08/10/2007		S		100	D	$ 24.11	660,473	D
Common Stock	08/10/2007		S		100	D	$ 24.16	660,373	D
Common Stock	08/13/2007		S		3,900	D	$ 21.5	656,473	D
Common Stock	08/13/2007		S		304	D	$ 21.51	656,169	D
Common Stock	08/13/2007		S		100	D	$ 21.52	656,069	D
Common Stock	08/13/2007		S		100	D	$ 21.54	655,969	D
Common Stock	08/13/2007		S		600	D	$ 21.56	655,369	D
Common Stock	08/13/2007		S		4,494	D	$ 21.58	650,875	D
Common Stock	08/13/2007		S		200	D	$ 21.59	650,675	D
Common Stock	08/13/2007		S		500	D	$ 21.61	650,175	D
Common Stock	08/13/2007		S		600	D	$ 21.62	649,575	D
Common Stock	08/13/2007		S		100	D	$ 21.65	649,475	D
Common Stock	08/13/2007		S		100	D	$ 21.69	649,375	D
Common Stock	08/13/2007		S		300	D	$ 21.72	649,075	D
Common Stock	08/13/2007		S		100	D	$ 21.73	648,975	D
Common Stock	08/13/2007		S		100	D	$ 21.75	648,875	D
Common Stock	08/13/2007		S		100	D	$ 21.76	648,775	D
Common Stock	08/13/2007		S		600	D	$ 21.84	648,175	D
Common Stock	08/13/2007		S		200	D	$ 21.95	647,975	D
Common Stock	08/13/2007		S		100	D	$ 21.98	647,875	D
Common Stock	08/13/2007		S		1,199	D	$ 22	646,676	D
Common Stock	08/13/2007		S		1	D	$ 22.01	646,675	D
Common Stock	08/13/2007		S		100	D	$ 22.08	646,575	D
Common Stock	08/13/2007		S		300	D	$ 22.09	646,275	D
Common Stock	08/13/2007		S		1,100	D	$ 22.11	645,175	D
Common Stock	08/13/2007		S		301	D	$ 22.33	644,874	D
Common Stock	08/13/2007		S		99	D	$ 22.36	644,775	D
Common Stock								645,566	I	See Footnotes ⁽²⁾ ⁽³⁾ ⁽⁴⁾

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
	Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number.		SEC 1474 (9-02)

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivative Security
(Instr. 3)

2. Conversion or Exercise Price of Derivative Security

3. Transaction Date (Month/Day/Year)

3A. Deemed Execution Date, if any (Month/Day/Year)

4. Transaction Code
(Instr. 8)

5. Number of Derivative Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4, and 5)

6. Date Exercisable and Expiration Date
(Month/Day/Year)

7. Title and Amount of Underlying Securities
(Instr. 3 and 4)

8. Price of Derivative Security
(Instr. 5)

9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 4)

10. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 4)

11. Nature of Indirect Beneficial Ownership
(Instr. 4)

Code

(A)

(D)

Date Exercisable

Expiration Date

Title

Amount or Number of Shares

Reporting Owners

Reporting Owner Name / Address	Relationships
Reporting Owner Name / Address	Director	10% Owner	Officer	Other
LOEWENBAUM G WALTER II C/O 3D SYSTEMS CORPORATION 26081 AVENUE HALL VALENCIA, CA 91355	X

Signatures

/s/ Robert M. Grace, Jr., Attorney-in-fact		08/14/2007
^**Signature of Reporting Person		Date

Explanation of Responses:

*	If the form is filed by more than one reporting person, see Instruction 4(b)(v).
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1)	Includes 69,129 shares, beneficial ownership of which was transferred on August 9, 2007 from The GWL 2006 Annuity Trust of which the Reporting Person is the trustee to the Reporting Person in his individual capacity.
(2)	Includes (a) 65,018 shares held in the name of Lillian Shaw Loewenbaum, the Reporting Person's wife, (b) 11,093 shares held in the name of The Lillian Shaw Loewenbaum Trust for which the Reporting Person and his wife serve as trustees, (c) 102,147 shares held in the name of The Loewenbaum 1992 Trust for which the Reporting Person and his wife serve as trustees, (d) 201,900 shares held in the name of G. Walter Loewenbaum CGM Profit Sharing Custodian, G. Walter Loewenbaum Trustee, and items (e), (f), (g), (h) and (i) in footnote 2.
(3)	Includes (e) 46,878 shares held in the name of the Anna Willis Loewenbaum 1993 Trust for which the Reporting Person and his wife serve as trustees, (f) 46,878 shares held in the name of the Elizabeth Scott Loewenbaum 1993 Trust for which the Reporting Person and his wife serve as trustees, (g) 20,771 shares held in the name of Wally's Trust u/w/o Joel Simon Loewenbaum, G. Walter Loewenbaum Trustee, (h) 141,057 shares held in the name of The GWL 2006 Annuity Trust, G. Walter Loewenbaum Trustee, and (i) 9,824 shares held in the name of Waterproof Partnership, L.P. of which the Reporting Person and the Reporting Person's wife are the general partners.
(4)	The Reporting Person disclaims beneficial ownership of these securities except to the extent of any pecuniary interest therein.

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