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UNITED STATES
SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 13G

Under the Securities Exchange Act of 1934
(Amendment No. 2)*

Palatin Technologies, Inc.
(Name of Issuer)
Common Stock, $.01 par value
(Title of Class of Securities)
696077304
(CUSIP Number)
December 31, 2005
(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

     o Rule 13d-1(b)

     þ Rule 13d-1(c)

     o Rule 13d-1(d)

* The remainder of this cover page shall be filled out for a reporting person’s initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter the disclosures provided in a prior cover page.

The information required in the remainder of this cover page shall not be deemed to be “filed” for the purpose of Section 18 of the Securities Exchange Act of 1934 (“Act”) or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).

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.

 
 

Page 1 of 5


 

         
CUSIP No. 696077304
  13G

 

           
1   NAMES OF REPORTING PERSONS:
Mark Slezak
   
  I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY): 
   
     
2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS):

  (a)   o
  (b)   o
     
3   SEC USE ONLY:
   
   
     
4   CITIZENSHIP OR PLACE OF ORGANIZATION:
   
  United States of America
       
  5   SOLE VOTING POWER:
     
NUMBER OF   1,767,474 (1)
       
SHARES 6   SHARED VOTING POWER:
BENEFICIALLY    
OWNED BY   2,698,010 (2)
       
EACH 7   SOLE DISPOSITIVE POWER:
REPORTING    
PERSON   1,767,474 (1)
       
WITH: 8   SHARED DISPOSITIVE POWER:
     
    2,698,010 (2)
     
9   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON:
   
  4,465,484 (1)(2)
     
10   CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS):
   
  o
     
11   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9):
   
  7.60% (3)
     
12   TYPE OF REPORTING PERSON (SEE INSTRUCTIONS):
   
  IN

(1)   Includes shares issuable upon the exercise of warrants to purchase an aggregate of 268,364 shares of Issuer’s common stock that are exercisable within 60 days of the date of this Schedule 13G.
 
(2)   Includes shares issuable upon the exercise of warrants to purchase an aggregate of 497,833 shares of Issuer’s common stock that are exercisable within 60 days of the date of this Section 13G.
 
(3)   Calculated assuming exercise of warrants to purchase an aggregate of 766,197 shares of Issuer’s common stock and based upon the 58,770,737 shares of common stock outstanding as of November 2, 2005, as reported by the Issuer in its Quarterly Report on Form 10-Q filed with the Commission on November 8, 2005.

Page 2 of 5


 

         
CUSIP No. 696077304
  13G
     
Item 1(a)
  Name of Issuer:
 
   
 
  Palatin Technologies, Inc.
 
   
Item 1(b)
  Address of Issuer’s Principal Executive Offices:
 
   
 
  4-C Cedar Brook Drive
Cranbury, New Jersey 08512
 
   
Item 2(a)
  Name of Person Filing:
 
   
 
  Mark Slezak
 
   
Item 2(b)
  Address of Principal Business Office or, if none, Residence:
 
   
 
  c/o Lurie Investments, Inc.
Two North Riverside Plaza
Suite 1500
Chicago, IL 60606
 
   
Item 2(c)
  Citizenship:
 
   
 
  United States of America
 
   
Item 2(d)
  Title of Class of Securities:
 
   
 
  Common Stock, $.01 par value per share
 
   
Item 2(e)
  CUSIP Number:
 
   
 
  696077304
 
   
Item 3.
  If this statement is filed pursuant to §§240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
         
(a)
  o   Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);
 
       
(b)
  o   Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
 
       
(c)
  o   Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);
 
       
(d)
  o   Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);
 
       
(e)
  o   An investment adviser in accordance with §240.13d-1(b)(1)(ii)(E);
 
       
(f)
  o   An employee benefit plan or endowment fund in accordance with §240.13d-1(b)(1)(ii)(F);
 
       
(g)
  o   A parent holding company or control person in accordance with §240.13d-1(b)(1)(ii)(G);
 
       
(h)
  o   A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);

Page 3 of 5


 

         
CUSIP No. 696077304
  13G
         
(i)
  o   A church plan that is excluded from the definition of an investment company under Section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
 
       
(j)
  o   Group, in accordance with §240.13d-1(b)(1)(ii)(J).
     
Item 4.
  Ownership
 
   
 
  The Reporting Person’s calculation of its percentage ownership of the common stock, $0.01 par value per share of Palatin Technologies, Inc., (“Common Stock”) is based upon 58,770,737 shares of Common Stock issued and outstanding as of November 2, 2005, as reported by the Issuer in its Quarterly Report on Form 10-Q filed with the Commission on November 8, 2005 and includes the beneficial ownership by the Reporting Person of an aggregate of 766,197 warrants (the “Warrants”) to purchase an equivalent number of shares of Common Stock that are exercisable within 60 days of the date of this Schedule 13G.
 
   
(a)
  Amount beneficially owned:
 
   
 
  4,465,484
 
   
(b)
  Percent of class:
 
   
 
  7.60%
 
   
(c)
  Number of shares as to which the person has:
     
(i)
  Sole power to vote or to direct the vote
 
   
 
  1,767,474*
 
   
(ii)
  Shared power to vote or to direct the vote
 
   
 
  2,698,010**
 
   
(iii)
  Sole power to dispose or direct the disposition of
 
   
 
  1,767,474*
 
   
(iv)
  Shared power to dispose or to direct the disposition of
 
   
 
  2,698,010**
*   As of December 31, 2005, the Reporting Person had sole voting power and sole investment power over shares of Common Stock and Warrants held of record as follows:
     
Alfa-tech, LLC
  1,499,110 shares of Common Stock
268,364 Warrants
**   As of December 31, 2005, the Reporting Person had shared voting power and shared investment power over shares of Common Stock and Warrants held of record as follows:
     
Lurie Investment Fund, LLC
  1,793,065 shares of Common Stock
409,805 Warrants

Page 4 of 5


 

         
CUSIP No. 696077304
  13G
     
WASK Investments, LLC
  352,112 shares of Common Stock
88,028 Warrants
 
   
Lurie Investments, Inc.
  55,000 shares of Common Stock
     
Item 5.
  Ownership of Five Percent of Less of a Class
 
   
 
  If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities, check the following o
 
   
Item 6.
  Ownership of More than Five Percent on Behalf of Another Person
 
   
 
  Not Applicable
 
   
Item 7.
  Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on By the Parent Holding Company
 
   
 
  Not Applicable.
 
   
Item 8.
  Identification and Classification of Members of the Group
 
   
 
  Not Applicable.
 
   
Item 9.
  Notice of Dissolution of Group
 
   
 
  Not Applicable.
 
   
Item 10.
  Certification
 
   
 
  By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect.
SIGNATURE
     After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.
         
  Date:   January 31, 2006   
     
  By:     /s/ Mark Slezak  
  Name:     Mark Slezak   
 

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