ZIOPHARM ONCOLOGY, INC.
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(Name of Issuer)
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Common Stock, par value $0.001 per share
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(Title of Class of Securities)
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98973P101
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(CUSIP Number)
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Third Security, LLC
1881 Grove Avenue
Radford, Virginia 24141
Attention: Marcus E. Smith, Esq.
(540) 633-7900
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(Name, Address and Telephone Number of Person
Authorized to Receive Notices and Communications)
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Copy to:
Intrexon Corporation
Attention: Legal
20358 Seneca Meadows Parkway
Germantown, Maryland 20876
(301) 556-9809
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August 9, 2011
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(Date of Event which Requires Filing of this Statement)
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CUSIP No. 89365K206
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Page 2 of 7
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1
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NAMES OF REPORTING PERSONS
I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS
Randal J. Kirk
|
|
2
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CHECK THE APPROPRIATE BOX IF A MEMBER OF GROUP
(a) o
(b) x
|
|
3
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SEC USE ONLY
|
|
4
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SOURCE OF FUNDS
PF
|
|
5
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CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
PURSUANT TO ITEM 2(d) OR 2(e)
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o
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6
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CITIZENSHIP OR PLACE OF ORGANIZATION
United States
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NUMBER OF
SHARES
BENEFICIALLY
OWNED BY
EACH
REPORTING
PERSON WITH
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7
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SOLE VOTING POWER
25,000
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8
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SHARED VOTING POWER
8,819,683
|
|
9
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SOLE DISPOSITIVE POWER
25,000
|
|
10
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SHARED DISPOSITIVE POWER
8,819,683
|
11
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AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
8,844,683
|
|
12
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CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
CERTAIN SHARES
|
o
|
13
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PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
12.9%
|
|
14
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TYPE OF REPORTING PERSON
IN
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CUSIP No. 98973P101
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Page 3 of 7
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1
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NAMES OF REPORTING PERSONS
I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS
Intrexon Corporation
I.R.S. IDENTIFICATION NO.: 26-0084895
|
|
2
|
CHECK THE APPROPRIATE BOX IF A MEMBER OF GROUP
(a) o
(b) x
|
|
3
|
SEC USE ONLY
|
|
4
|
SOURCE OF FUNDS
WC
|
|
5
|
CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
PURSUANT TO ITEM 2(d) OR 2(e)
|
o
|
6
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CITIZENSHIP OR PLACE OF ORGANIZATION
Virginia
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NUMBER OF
SHARES
BENEFICIALLY
OWNED BY
EACH
REPORTING
PERSON WITH
|
7
|
SOLE VOTING POWER
0
|
8
|
SHARED VOTING POWER
7,973,161
|
|
9
|
SOLE DISPOSITIVE POWER
0
|
|
10
|
SHARED DISPOSITIVE POWER
7,973,161
|
11
|
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
7,973,161
|
12
|
CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
CERTAIN SHARES
|
13
|
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
11.7%
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14
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TYPE OF REPORTING PERSON
CO
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CUSIP No. 98973P101
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Page 4 of 7
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CUSIP No. 98973P101
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Page 5 of 7
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Item 5.
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Interest in Securities of the Issuer.
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Reporting Person
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Amount of Common Stock
Beneficially
Owned
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Percent
of Class
|
Sole Power
to Vote or
Direct
the Vote
|
Shared
Power to
Vote or
Direct
the Vote
|
Sole Power to
Dispose or to
Direct the
Disposition
|
Shared Power to
Dispose or to
Direct the
Disposition
|
||||||||||||||||||
Randal J. Kirk
|
8,844,683 | 12.9 | % | 25,000 | 8,819,683 | (1) | 25,000 | 8,819,683 | (1) | |||||||||||||||
Intrexon Corporation
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7,973,161 | 11.7 | % | — | 7,973,161 | — | 7,973,161 |
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(1)
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Includes 7,973,161 shares of Common Stock held by Intrexon and 846,522 shares of Common Stock held by Kapital Joe.
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Date of Purchase
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Purchase Price
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Number of Shares
|
||||||
8/5/2011
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$4.65 | 116,112 | ||||||
8/8/2011
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$4.58 | 444,892 | ||||||
8/9/2011
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$5.13 | 285,518 |
CUSIP No. 98973P101
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Page 6 of 7
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Item 7.
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Material to be Filed as Exhibits.
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Exhibit 1
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Joint Filing Agreement, dated as of August 16, 2011, by and between Mr. Kirk and Intrexon
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CUSIP No. 98973P101
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Page 7 of 7
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/s/ Randal J. Kirk
|
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Randal J. Kirk
|
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INTREXON CORPORATION
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By:
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/s/ Randal J. Kirk
|
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Randal J. Kirk
|
||
Chief Executive Officer
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Joint Filing Agreement, dated as of August 16, 2011, by and between Mr. Kirk and Intrexon
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/s/ Randal J. Kirk
|
||
Randal J. Kirk
|
||
INTREXON CORPORATION
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By:
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/s/ Randal J. Kirk
|
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Randal J. Kirk
|
||
Chief Executive Officer
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